title stringlengths 1 185 | diff stringlengths 0 32.2M | body stringlengths 0 123k ⌀ | url stringlengths 57 58 | created_at stringlengths 20 20 | closed_at stringlengths 20 20 | merged_at stringlengths 20 20 ⌀ | updated_at stringlengths 20 20 |
|---|---|---|---|---|---|---|---|
Add SparseSeries.to_coo method, a single test and one example. | diff --git a/doc/source/api.rst b/doc/source/api.rst
index 149421bde28c8..7fbb432f0be6b 100644
--- a/doc/source/api.rst
+++ b/doc/source/api.rst
@@ -634,6 +634,14 @@ Serialization / IO / Conversion
Series.to_string
Series.to_clipboard
+Sparse methods
+~~~~~~~~~~~~~~
+.. autosummary::
+ :toctree: generated/
... | xref #4343
closes #8048
This passes locally run nosetests but is failing on Travis. I think the latest Travis CI changes might have caused failures. I was able to get master to pass on Travis last week but now it is failing.
| https://api.github.com/repos/pandas-dev/pandas/pulls/9076 | 2014-12-14T21:58:32Z | 2015-03-03T01:04:51Z | null | 2015-03-04T21:13:49Z |
fixing highly confusing typo. | diff --git a/doc/source/visualization.rst b/doc/source/visualization.rst
index f30d6c9d5d4c0..7f8d0e529fc8b 100644
--- a/doc/source/visualization.rst
+++ b/doc/source/visualization.rst
@@ -727,7 +727,7 @@ You can use the ``labels`` and ``colors`` keywords to specify the labels and col
.. warning::
- Most pandas ... | The power of an 'e'.
| https://api.github.com/repos/pandas-dev/pandas/pulls/9074 | 2014-12-14T06:05:46Z | 2014-12-14T21:50:02Z | 2014-12-14T21:50:02Z | 2014-12-14T22:14:09Z |
ENH: add interval kwarg to get_data_yahoo issue #9071 | diff --git a/doc/source/whatsnew/v0.16.0.txt b/doc/source/whatsnew/v0.16.0.txt
index 21b1ddea0e9da..8e67b3c067367 100644
--- a/doc/source/whatsnew/v0.16.0.txt
+++ b/doc/source/whatsnew/v0.16.0.txt
@@ -57,6 +57,7 @@ Enhancements
.. _whatsnew_0160.enhancements:
- Paths beginning with ~ will now be expanded to begin w... | PR for the issue #9071
| https://api.github.com/repos/pandas-dev/pandas/pulls/9072 | 2014-12-13T19:30:10Z | 2015-01-05T23:49:33Z | 2015-01-05T23:49:33Z | 2015-01-05T23:50:25Z |
ENH: Open Document Format ODS support in read_excel() | diff --git a/doc/source/install.rst b/doc/source/install.rst
index 36a6c4038f8be..37263899c0521 100644
--- a/doc/source/install.rst
+++ b/doc/source/install.rst
@@ -250,7 +250,8 @@ Optional Dependencies
* `matplotlib <http://matplotlib.sourceforge.net/>`__: for plotting
* `statsmodels <http://statsmodels.sourceforge.... | This work should eventually lead to a reader and writer for ods spreadsheets (LibreOffice / OpenOffice Open Document Format). I am doing this work in the master of my clone of pandas. From the wiki I understood it is fine for me to commit to my master and rebase with upstream from time to time. Please let me know if I ... | https://api.github.com/repos/pandas-dev/pandas/pulls/9070 | 2014-12-13T11:45:25Z | 2015-09-01T18:52:24Z | null | 2022-10-13T00:16:19Z |
pivot & unstack with nan in the index | diff --git a/doc/source/whatsnew/v0.16.0.txt b/doc/source/whatsnew/v0.16.0.txt
index 7433adaa4b738..66b772d35f2e2 100644
--- a/doc/source/whatsnew/v0.16.0.txt
+++ b/doc/source/whatsnew/v0.16.0.txt
@@ -67,6 +67,7 @@ Bug Fixes
- Bug in ``MultiIndex.has_duplicates`` when having many levels causes an indexer overflow ... | closes https://github.com/pydata/pandas/issues/7466
on branch:
```
>>> df
a b c
0 R1 C1 10
1 R2 C2 15
2 NaN C3 17
3 R4 C4 20
>>> df.pivot('a', 'b', 'c').fillna('.')
b C1 C2 C3 C4
a
NaN . . 17 .
R1 10 . . .
R2 . 15 . .
R4 . . . 20
>>> df.pivot('b', 'a', 'c').... | https://api.github.com/repos/pandas-dev/pandas/pulls/9061 | 2014-12-12T02:10:36Z | 2014-12-22T13:08:53Z | 2014-12-22T13:08:52Z | 2015-01-10T20:21:07Z |
DOC: fix-up docs for 0.15.2 release | diff --git a/doc/source/io.rst b/doc/source/io.rst
index 2ec61f7f00bd8..d5bbddfeb7d37 100644
--- a/doc/source/io.rst
+++ b/doc/source/io.rst
@@ -3403,7 +3403,7 @@ writes ``data`` to the database in batches of 1000 rows at a time:
data.to_sql('data_chunked', engine, chunksize=1000)
SQL data types
-""""""""""""""... | @jreback some more clean-up of whatsnew
- some small fixes so now everything builds ok, ready for release
I also reworded a little bit the intro of the minor release (I thought was a bit more appropriate for minor release vs major release)
| https://api.github.com/repos/pandas-dev/pandas/pulls/9058 | 2014-12-11T13:32:05Z | 2014-12-11T13:41:59Z | 2014-12-11T13:41:59Z | 2014-12-11T13:41:59Z |
TST: start tests for PeriodConverter | diff --git a/pandas/tseries/converter.py b/pandas/tseries/converter.py
index 03a3d450827b9..a9fee1d5c3ee6 100644
--- a/pandas/tseries/converter.py
+++ b/pandas/tseries/converter.py
@@ -109,7 +109,7 @@ class PeriodConverter(dates.DateConverter):
def convert(values, units, axis):
if not hasattr(axis, 'freq'... | @jreback The tests I started related to PR #9050
| https://api.github.com/repos/pandas-dev/pandas/pulls/9055 | 2014-12-11T10:29:35Z | 2014-12-12T15:25:07Z | 2014-12-12T15:25:07Z | 2014-12-12T15:25:07Z |
BUG: fix PeriodConverter issue when given a list of integers (GH9012) | diff --git a/pandas/tseries/converter.py b/pandas/tseries/converter.py
index 4b3fdfd5e3303..03a3d450827b9 100644
--- a/pandas/tseries/converter.py
+++ b/pandas/tseries/converter.py
@@ -117,8 +117,10 @@ def convert(values, units, axis):
return values.asfreq(axis.freq).values
if isinstance(values, I... | For example coming up when [0, 1] is passed by axhline
Closes #9012
test and whatsnew are coming
| https://api.github.com/repos/pandas-dev/pandas/pulls/9050 | 2014-12-10T12:38:24Z | 2014-12-11T01:34:14Z | null | 2014-12-11T01:34:14Z |
TST: dateutil fixes (GH8639) | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index f034e0e223e6b..6936e40da6fbe 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -163,6 +163,7 @@ Bug Fixes
- Bug in ``DatetimeIndex`` when using ``time`` object as key (:issue:`8667`)
- Bug in ``mer... | xref #8639
| https://api.github.com/repos/pandas-dev/pandas/pulls/9047 | 2014-12-09T01:21:31Z | 2014-12-10T11:11:03Z | 2014-12-10T11:11:03Z | 2014-12-10T11:11:03Z |
Fix timedelta json on windows | diff --git a/pandas/src/datetime_helper.h b/pandas/src/datetime_helper.h
index 8e188a431a086..c8c54dd5fc947 100644
--- a/pandas/src/datetime_helper.h
+++ b/pandas/src/datetime_helper.h
@@ -1,4 +1,7 @@
#include "datetime.h"
+#include "numpy/arrayobject.h"
+#include "numpy/arrayscalars.h"
+#include <stdio.h>
#if PY_M... | some fixes for different int sizes on windows
| https://api.github.com/repos/pandas-dev/pandas/pulls/9044 | 2014-12-08T15:29:40Z | 2014-12-08T16:32:56Z | 2014-12-08T16:32:56Z | 2014-12-09T00:51:22Z |
BUG: series.fillna() fails with quoted numbers | diff --git a/pandas/core/internals.py b/pandas/core/internals.py
index ef33e27d861fd..7a84f2c399671 100644
--- a/pandas/core/internals.py
+++ b/pandas/core/internals.py
@@ -4009,7 +4009,7 @@ def _putmask_smart(v, m, n):
nv = v.copy()
nv[m] = nn_at
return nv
- except (ValueError... | Here's a simple example:
``` python
import pandas as pd
import numpy as np
x = pd.Series(range(5))
x.iloc[1] = np.nan
x.fillna(0) # works
x.fillna('foo') # works
x.fillna('0') # crash
```
in the function `_putmask_smart()`, two numpy arrays are compared to determine if they have compatible dtypes. However if one arr... | https://api.github.com/repos/pandas-dev/pandas/pulls/9043 | 2014-12-08T14:44:13Z | 2015-05-09T16:05:40Z | null | 2022-10-13T00:16:19Z |
ENH: Store in SQL using double precision | diff --git a/doc/source/whatsnew/v0.16.0.txt b/doc/source/whatsnew/v0.16.0.txt
index b3ac58a9fb84a..999f0cd0be8e7 100644
--- a/doc/source/whatsnew/v0.16.0.txt
+++ b/doc/source/whatsnew/v0.16.0.txt
@@ -202,3 +202,4 @@ Bug Fixes
- Fixed issue in the ``xlsxwriter`` engine where it added a default 'General' format to cell... | Closes #9009 . @jorisvandenbossche -- do you think this should test/use single precision ? We could test for float32 perhaps? My own feeling is that this is the safer default.
| https://api.github.com/repos/pandas-dev/pandas/pulls/9041 | 2014-12-08T08:17:20Z | 2015-01-25T18:01:04Z | 2015-01-25T18:01:04Z | 2015-01-25T18:01:21Z |
Return from to_timedelta is forced to dtype timedelta64[ns]. | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index f034e0e223e6b..a2728c2d82d61 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -268,3 +268,5 @@ Bug Fixes
- Fixed ValueError raised by cummin/cummax when datetime64 Series contains NaT. (:issue:`896... | This is a revised change, fixing the issue I experienced (issue #9011). The proper change seems to be setting the dtype to `'timedelta64[ns]'`, as was already done for the other cases in the `to_timedelta` routine.
I have also added more tests, and moved them to the `test_timedeltas` function (next to the other tests... | https://api.github.com/repos/pandas-dev/pandas/pulls/9040 | 2014-12-08T07:38:36Z | 2014-12-09T21:23:19Z | 2014-12-09T21:23:19Z | 2014-12-12T14:37:30Z |
DOC: expand docs on sql type conversion | diff --git a/doc/source/io.rst b/doc/source/io.rst
index f2d5924edac77..2ec61f7f00bd8 100644
--- a/doc/source/io.rst
+++ b/doc/source/io.rst
@@ -3393,12 +3393,34 @@ the database using :func:`~pandas.DataFrame.to_sql`.
data.to_sql('data', engine)
-With some databases, writing large DataFrames can result in erro... | Some doc changes related to #8926 and #8973
| https://api.github.com/repos/pandas-dev/pandas/pulls/9038 | 2014-12-07T21:21:55Z | 2014-12-08T11:59:49Z | 2014-12-08T11:59:49Z | 2014-12-08T11:59:49Z |
COMPAT: dateutil fixups for 2.3 (GH9021, GH8639) | diff --git a/pandas/tseries/tests/test_period.py b/pandas/tseries/tests/test_period.py
index 1fd2d7b8fa8e5..cf82733c6629d 100644
--- a/pandas/tseries/tests/test_period.py
+++ b/pandas/tseries/tests/test_period.py
@@ -104,12 +104,12 @@ def test_timestamp_tz_arg_dateutil(self):
import dateutil
from pand... | fixes #9021
but going to reopen #8639
| https://api.github.com/repos/pandas-dev/pandas/pulls/9036 | 2014-12-07T20:51:49Z | 2014-12-07T22:26:13Z | 2014-12-07T22:26:13Z | 2014-12-08T14:46:53Z |
DOC: fix categorical comparison example (GH8946) | diff --git a/doc/source/categorical.rst b/doc/source/categorical.rst
index d10524e5d392f..91cfa77bc618c 100644
--- a/doc/source/categorical.rst
+++ b/doc/source/categorical.rst
@@ -356,9 +356,9 @@ Comparisons
Comparing categorical data with other objects is possible in three cases:
* comparing equality (``==`` and... | See discussion https://github.com/pydata/pandas/pull/8946/files#r21376839
| https://api.github.com/repos/pandas-dev/pandas/pulls/9035 | 2014-12-07T20:38:08Z | 2014-12-07T21:42:53Z | 2014-12-07T21:42:53Z | 2014-12-07T21:42:53Z |
Calling qcut with too many duplicates now gives an informative error | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 58dc1da214c05..5bd78ec6b439a 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -164,7 +164,7 @@ Bug Fixes
- Bug in ``merge`` where ``how='left'`` and ``sort=False`` would not preserve left frame ord... | Closes #7751.
| https://api.github.com/repos/pandas-dev/pandas/pulls/9030 | 2014-12-06T23:27:06Z | 2015-05-09T16:05:51Z | null | 2022-10-13T00:16:18Z |
BUG: Fixed maximum columns limit when using usecols for csv. #8985 | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 58dc1da214c05..409ef8bee3662 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -164,6 +164,7 @@ Bug Fixes
- Bug in ``merge`` where ``how='left'`` and ``sort=False`` would not preserve left frame ord... | fixes #8985
| https://api.github.com/repos/pandas-dev/pandas/pulls/9029 | 2014-12-06T22:47:34Z | 2014-12-07T12:33:36Z | null | 2014-12-07T12:33:36Z |
Implement timedeltas for to_json | diff --git a/pandas/io/tests/test_json/test_pandas.py b/pandas/io/tests/test_json/test_pandas.py
index 5732bc90573fd..75a6f22488b41 100644
--- a/pandas/io/tests/test_json/test_pandas.py
+++ b/pandas/io/tests/test_json/test_pandas.py
@@ -4,8 +4,8 @@
import os
import numpy as np
-import nose
from pandas import Serie... | Closes #9027
| https://api.github.com/repos/pandas-dev/pandas/pulls/9028 | 2014-12-06T22:27:31Z | 2014-12-07T20:25:34Z | 2014-12-07T20:25:34Z | 2014-12-07T20:25:39Z |
BUG: Datareader index name shows unicode characters | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 02de919e3f83e..22a89b465ad7d 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -239,3 +239,4 @@ Bug Fixes
- Bug where passing a unit to the TimedeltaIndex constructor applied the to nano-second conv... | Fixes #8967
| https://api.github.com/repos/pandas-dev/pandas/pulls/9026 | 2014-12-06T20:45:54Z | 2015-03-07T21:11:28Z | null | 2015-03-07T21:17:28Z |
BUG: Fix Datareader dtypes if there are missing values from Google. | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 58dc1da214c05..7d54bc73e9ae6 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -222,3 +222,4 @@ Bug Fixes
- Fixed ValueError raised by cummin/cummax when datetime64 Series contains NaT. (:issue:... | Fixes #8980
| https://api.github.com/repos/pandas-dev/pandas/pulls/9025 | 2014-12-06T20:34:01Z | 2014-12-07T00:07:23Z | 2014-12-07T00:07:23Z | 2014-12-07T00:07:27Z |
Gh9010 yahoo options parsing bug | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index d64dbf6e14345..73c72ae963f60 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -221,3 +221,5 @@ Bug Fixes
- Fixed ValueError raised by cummin/cummax when datetime64 Series contains NaT. (:issue:... | closes #9010. Fix for Yahoo Options parse error for underlying prices of 1,000.00 or larger.
| https://api.github.com/repos/pandas-dev/pandas/pulls/9024 | 2014-12-06T19:52:43Z | 2015-01-05T23:51:07Z | null | 2015-01-05T23:51:07Z |
ENH/API: DataFrame.stack() support for level=None, sequentially=True/False, and NaN level values. | diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index e92de770ac4bd..e950df9c633af 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -3718,7 +3718,7 @@ def pivot(self, index=None, columns=None, values=None):
from pandas.core.reshape import pivot
return pivot(self, index=index, c... | closes #8851
closes #9399
closes #9406
closes #9533
| https://api.github.com/repos/pandas-dev/pandas/pulls/9023 | 2014-12-06T19:11:36Z | 2016-01-20T14:14:44Z | null | 2023-05-11T01:12:45Z |
Make Timestamp('now') equivalent to Timestamp.now() | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index d64dbf6e14345..4468b267e9d7f 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -62,6 +62,9 @@ API changes
- Allow equality comparisons of Series with a categorical dtype and object dtype; previous... | closes #9000
I opted to not change np_datetime_strings but instead short-circuit in Timestamp. I don't have a strong preference one way or another.
| https://api.github.com/repos/pandas-dev/pandas/pulls/9022 | 2014-12-06T18:27:51Z | 2014-12-07T21:01:06Z | 2014-12-07T21:01:06Z | 2014-12-22T14:55:29Z |
reindex multi-index at level with reordered labels | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index d64dbf6e14345..6e065c5818616 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -119,6 +119,7 @@ Bug Fixes
- Bug in ``BlockManager`` where setting values with different type would break block integri... | closes https://github.com/pydata/pandas/issues/4088
on branch:
```
>>> df
vals
first second third
mid 3rd 992 1.96
562 12.06
1st 73 -6.46
818 -15.75
658 5.90
btm 2nd 915 9.75
474 -1.47
... | https://api.github.com/repos/pandas-dev/pandas/pulls/9019 | 2014-12-06T15:51:22Z | 2014-12-07T00:18:23Z | 2014-12-07T00:18:23Z | 2014-12-07T00:29:18Z |
BUG: Prevent index header column from being added on MultiIndex when ind... | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index a1a353980f7aa..596bb841f16c9 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -155,6 +155,7 @@ Bug Fixes
- Bug in ``merge`` where ``how='left'`` and ``sort=False`` would not preserve left frame ord... | Fix for #8452
Index column was added when index=False.
| https://api.github.com/repos/pandas-dev/pandas/pulls/9018 | 2014-12-06T01:01:08Z | 2014-12-07T22:27:17Z | 2014-12-07T22:27:17Z | 2014-12-07T22:27:24Z |
TST: better testing for test_where (GH8997) | diff --git a/pandas/tests/test_categorical.py b/pandas/tests/test_categorical.py
index 4852e142d2f29..45b278dc32a0e 100644
--- a/pandas/tests/test_categorical.py
+++ b/pandas/tests/test_categorical.py
@@ -909,8 +909,8 @@ def test_searchsorted(self):
exp = np.array([1])
self.assert_numpy_array_equal(re... | closes #8996
| https://api.github.com/repos/pandas-dev/pandas/pulls/9015 | 2014-12-05T20:38:36Z | 2014-12-06T15:17:00Z | null | 2015-05-05T08:23:02Z |
ENH: Implement Series.StringMethod.slice_replace | diff --git a/doc/source/whatsnew/v0.16.0.txt b/doc/source/whatsnew/v0.16.0.txt
index 839a055bf2a63..e58bb6f703b3d 100644
--- a/doc/source/whatsnew/v0.16.0.txt
+++ b/doc/source/whatsnew/v0.16.0.txt
@@ -62,6 +62,8 @@ Enhancements
- Paths beginning with ~ will now be expanded to begin with the user's home directory (:i... | closes #8888
This does not implement immerrr's suggestion of implementing `__setitem__`, as all `StringMethod` methods return a new `Series` (or `DataFrame`) rather than mutating.
| https://api.github.com/repos/pandas-dev/pandas/pulls/9014 | 2014-12-05T19:57:58Z | 2015-01-08T01:59:16Z | 2015-01-08T01:59:16Z | 2015-01-08T02:01:29Z |
BUG: Bug in using a pd.Grouper(key=...) with no level/axis or level only (GH8795, GH8866) | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index a1a353980f7aa..10b23605cca85 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -98,6 +98,7 @@ Bug Fixes
- Bug in Timestamp-Timestamp not returning a Timedelta type and datelike-datelike ops with t... | closes #8795
closes #8866
| https://api.github.com/repos/pandas-dev/pandas/pulls/9008 | 2014-12-05T01:58:13Z | 2014-12-05T02:34:01Z | 2014-12-05T02:34:01Z | 2014-12-05T02:34:01Z |
Fix groupby().transform() example in cookbook.rst | diff --git a/doc/source/cookbook.rst b/doc/source/cookbook.rst
index 8378873db9a65..81fe4aac51dd7 100644
--- a/doc/source/cookbook.rst
+++ b/doc/source/cookbook.rst
@@ -489,10 +489,10 @@ Unlike agg, apply's callable is passed a sub-DataFrame which gives you access to
.. ipython:: python
def GrowUp(x):
- avg... | @jorisvandenbossche : Fixes code in example, and makes final averaging by len(x) stylistically similar to previous adds.
New pull request replacing my earlier one, which contained some other erroneous commits.
closes #8944
| https://api.github.com/repos/pandas-dev/pandas/pulls/9007 | 2014-12-05T00:24:42Z | 2014-12-05T02:11:13Z | 2014-12-05T02:11:13Z | 2014-12-05T06:11:47Z |
update NDFrame __setattr__ to match behavior of __getattr__ | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index a1a353980f7aa..47a82fdceb17b 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -61,6 +61,23 @@ API changes
- Allow equality comparisons of Series with a categorical dtype and object dtype; previou... | This addresses the issue raised in #8994.
Here is the behavior before this PR:
``` python
data = pd.DataFrame({'x':[1, 2, 3]})
data.y = 2
data['y'] = [2, 4, 6]
data.y = 5
print(data.y)
#2
print(data['y'].values)
# [5, 5, 5]
```
Here is the behavior after this PR:
``` python
data = pd.DataFrame({'x':[1, 2, 3]})
da... | https://api.github.com/repos/pandas-dev/pandas/pulls/9004 | 2014-12-04T22:29:27Z | 2014-12-07T15:15:07Z | null | 2014-12-07T21:13:31Z |
REGR: Regression in DatetimeIndex iteration with a Fixed/Local offset timezone (GH8890) | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 260e4e8a17c7d..4fbf7cbfa7c98 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -118,6 +118,7 @@ Bug Fixes
s.loc['c':'a':-1]
- Report a ``TypeError`` when invalid/no paramaters are passed in ... | closes #8890
| https://api.github.com/repos/pandas-dev/pandas/pulls/8990 | 2014-12-04T01:36:00Z | 2014-12-04T02:47:31Z | 2014-12-04T02:47:31Z | 2014-12-04T02:47:31Z |
FIX: use decorator to append read_frame/frame_query docstring (GH8315) | diff --git a/pandas/io/sql.py b/pandas/io/sql.py
index bb810b8509ef3..77527f867fad8 100644
--- a/pandas/io/sql.py
+++ b/pandas/io/sql.py
@@ -19,6 +19,7 @@
from pandas.core.common import isnull
from pandas.core.base import PandasObject
from pandas.tseries.tools import to_datetime
+from pandas.util.decorators import A... | Closes #8315
| https://api.github.com/repos/pandas-dev/pandas/pulls/8988 | 2014-12-03T22:51:12Z | 2014-12-04T08:27:53Z | 2014-12-04T08:27:53Z | 2014-12-04T10:43:27Z |
User facing AssertionError in empty groupby GH5289 | diff --git a/pandas/core/groupby.py b/pandas/core/groupby.py
index 4b85da1b7b224..774d9f651bae0 100644
--- a/pandas/core/groupby.py
+++ b/pandas/core/groupby.py
@@ -2163,7 +2163,7 @@ def _convert_grouper(axis, grouper):
return grouper.reindex(axis).values
elif isinstance(grouper, (list, Series, Index,... | closes https://github.com/pydata/pandas/issues/5289
Is this all we need to do?
Or am I missing something?
| https://api.github.com/repos/pandas-dev/pandas/pulls/8987 | 2014-12-03T20:19:12Z | 2015-05-09T15:59:39Z | null | 2015-05-09T15:59:39Z |
BUG: Dynamically created table names allow SQL injection | diff --git a/doc/source/whatsnew/v0.16.0.txt b/doc/source/whatsnew/v0.16.0.txt
index b3ac58a9fb84a..7a47cc68fb627 100644
--- a/doc/source/whatsnew/v0.16.0.txt
+++ b/doc/source/whatsnew/v0.16.0.txt
@@ -106,6 +106,7 @@ Enhancements
- ``tseries.frequencies.to_offset()`` now accepts ``Timedelta`` as input (:issue:`9064`)
... | Working with the SQL code, I realized that the legacy code does not properly validate / escape passed in table and column names.
E.g.:
```
n [116]:
import pandas as pd
import pandas.io.sql as sql
import sqlite3
df = pd.DataFrame({'a':[1,2],'b':[2,3]})
con = sqlite3.connect(':memory:')
db = sql.SQLiteDatabase(con, '... | https://api.github.com/repos/pandas-dev/pandas/pulls/8986 | 2014-12-03T19:47:26Z | 2015-01-26T00:04:28Z | 2015-01-26T00:04:27Z | 2015-01-26T00:04:38Z |
BUG in read_csv skipping rows after a row with trailing spaces, #8983 | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 740263bed7970..e86b53ef745d3 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -165,7 +165,7 @@ Bug Fixes
of the level names are numbers (:issue:`8584`).
- Bug in ``MultiIndex`` where ``__contain... | Update tokenizer.c to fix a BUG in read_csv skipping rows after tokenizing a row with trailing spaces, Closes #8983
| https://api.github.com/repos/pandas-dev/pandas/pulls/8984 | 2014-12-03T18:18:24Z | 2014-12-03T21:56:45Z | 2014-12-03T21:56:45Z | 2014-12-03T23:55:42Z |
FIX: Workaround for integer hashing | diff --git a/pandas/io/stata.py b/pandas/io/stata.py
index 45d3274088c75..6ef8de26906db 100644
--- a/pandas/io/stata.py
+++ b/pandas/io/stata.py
@@ -611,9 +611,10 @@ class StataMissingValue(StringMixin):
MISSING_VALUES = {}
bases = (101, 32741, 2147483621)
for b in bases:
- MISSING_VALUES[b] = '.'... | Force conversion to integer for missing values when
they must be integer to avoid hash errors on 32 bit
platforms.
closes #8968
| https://api.github.com/repos/pandas-dev/pandas/pulls/8982 | 2014-12-03T12:40:22Z | 2014-12-06T15:10:53Z | 2014-12-06T15:10:53Z | 2015-01-18T22:42:16Z |
BUG: Bug in Timestamp-Timestamp not returning a Timedelta type (GH8865) | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 260e4e8a17c7d..bdfa858bfb2e5 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -92,6 +92,24 @@ Experimental
Bug Fixes
~~~~~~~~~
+
+- Bug in Timestamp-Timestamp not returning a Timedelta type and ... | closes #8865
| https://api.github.com/repos/pandas-dev/pandas/pulls/8981 | 2014-12-03T12:40:22Z | 2014-12-04T02:48:19Z | 2014-12-04T02:48:19Z | 2014-12-04T02:48:20Z |
TST/COMPAT: tests and compat for unicode for lib.max_len_string_array | diff --git a/pandas/lib.pyx b/pandas/lib.pyx
index 82408cd460fcd..2a5b93d111acc 100644
--- a/pandas/lib.pyx
+++ b/pandas/lib.pyx
@@ -898,17 +898,17 @@ def clean_index_list(list obj):
@cython.boundscheck(False)
@cython.wraparound(False)
-def max_len_string_array(ndarray[object, ndim=1] arr):
+def max_len_string_arra... | https://api.github.com/repos/pandas-dev/pandas/pulls/8978 | 2014-12-03T03:26:28Z | 2014-12-03T07:04:47Z | 2014-12-03T07:04:47Z | 2014-12-03T07:04:47Z | |
BUG: StataWriter uses incorrect string length | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 929471acb3105..aca1320980720 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -166,3 +166,10 @@ Bug Fixes
not lexically sorted or unique (:issue:`7724`)
- BUG CSV: fix problem with trailing whit... | Fixes bug where StataWriter always writes strings with
a size of 244.
closes #8969
| https://api.github.com/repos/pandas-dev/pandas/pulls/8977 | 2014-12-03T03:07:24Z | 2014-12-03T14:24:58Z | 2014-12-03T14:24:58Z | 2015-01-18T22:42:19Z |
COMPAT: infer_dtype not handling categoricals (GH8974) | diff --git a/pandas/src/inference.pyx b/pandas/src/inference.pyx
index e754f3c21de3c..dbe6f2f1f8351 100644
--- a/pandas/src/inference.pyx
+++ b/pandas/src/inference.pyx
@@ -21,6 +21,8 @@ def is_period(object val):
return util.is_period_object(val)
_TYPE_MAP = {
+ 'categorical' : 'categorical',
+ 'category... | closes #8974
| https://api.github.com/repos/pandas-dev/pandas/pulls/8975 | 2014-12-03T02:14:19Z | 2014-12-03T02:53:18Z | 2014-12-03T02:53:18Z | 2014-12-03T02:53:18Z |
ENH: Infer dtype from non-nulls when pushing to SQL | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index a329cb25173cf..8c2fbc059ce5b 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -115,6 +115,7 @@ Enhancements
- ``to_datetime`` gains an ``exact`` keyword to allow for a format to not require an exac... | Closes #8778
This infers dtype from non-null values for insertion into SQL database. See #8778 . I had to alter @tiagoantao test a bit.
Like @tiagoantao, I skipped writing tests for legacy MySQL. Support for this will be removed soon, right?
As a side note, `lib.infer_dtype` throws an exception for categorical da... | https://api.github.com/repos/pandas-dev/pandas/pulls/8973 | 2014-12-03T01:21:26Z | 2014-12-08T07:42:33Z | 2014-12-08T07:42:33Z | 2014-12-08T07:42:42Z |
Implement Categorical.searchsorted(v, side, sorter) #8420 | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 11cf2450d2f28..1a6234625ab93 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -66,6 +66,7 @@ Enhancements
- Added ability to export Categorical data to Stata (:issue:`8633`). See :ref:`here <io.... | closes #8420
Continuation of #8928
| https://api.github.com/repos/pandas-dev/pandas/pulls/8972 | 2014-12-02T23:59:50Z | 2014-12-05T13:36:25Z | null | 2014-12-05T13:36:25Z |
PERF: astype(str) on object dtypes GH8732 | diff --git a/pandas/core/common.py b/pandas/core/common.py
index f7f944bb418e9..4eef28f357930 100644
--- a/pandas/core/common.py
+++ b/pandas/core/common.py
@@ -2585,14 +2585,15 @@ def _astype_nansafe(arr, dtype, copy=True):
if np.isnan(arr).any():
raise ValueError('Cannot convert NA to integer')
... | Closes #8732
In most cases it looks like, we need to iterate over array
and coerce each element. This is so that the appropriate
exception can be raised, or we can deal with nulls.
So the original case of casting ints to strings, has to
work the way it does, unless we change the underlying behaviour.
So when astype(st... | https://api.github.com/repos/pandas-dev/pandas/pulls/8971 | 2014-12-02T20:41:29Z | 2015-05-09T16:17:22Z | null | 2015-05-14T15:49:37Z |
docfix: add boolean array as option for indexing with .iloc | diff --git a/doc/source/indexing.rst b/doc/source/indexing.rst
index 920be3672acd4..f56e0d22b25a7 100644
--- a/doc/source/indexing.rst
+++ b/doc/source/indexing.rst
@@ -84,14 +84,17 @@ of multi-axis indexing.
See more at :ref:`Selection by Label <indexing.label>`
-- ``.iloc`` is strictly integer position based (... | resolves #8956 Trivial documentation addition of boolean array as option for .iloc
| https://api.github.com/repos/pandas-dev/pandas/pulls/8970 | 2014-12-02T19:18:18Z | 2014-12-04T00:08:00Z | null | 2014-12-04T00:54:23Z |
BUG: ValueError raised by cummin/cummax when datetime64 Series contains NaT. | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 929471acb3105..0a0bed826abba 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -166,3 +166,4 @@ Bug Fixes
not lexically sorted or unique (:issue:`7724`)
- BUG CSV: fix problem with trailing white... | closes #8965
| https://api.github.com/repos/pandas-dev/pandas/pulls/8966 | 2014-12-02T13:00:45Z | 2014-12-03T14:27:36Z | 2014-12-03T14:27:36Z | 2014-12-03T14:27:45Z |
BUG: fixes pd.Grouper for non-datetimelike groupings #8866 | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 6688f106f922e..bfa38680d5e1d 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -42,6 +42,8 @@ API changes
- Bug in concat of Series with ``category`` dtype which were coercing to ``object``. (:iss... | closes #8866
The bug was caused by a couple of things, firstly when specifying only a level, the axis default was None. This meant it failed to create the internal grouper breaking on line 254 of groupby.py:
``` python
ax = obj._get_axis(self.axis)
```
Secondly, the aggregate function is set up to take a basegroup... | https://api.github.com/repos/pandas-dev/pandas/pulls/8964 | 2014-12-02T11:45:28Z | 2014-12-05T01:59:06Z | null | 2014-12-05T05:15:44Z |
Fixes #8933 simple renaming | diff --git a/pandas/core/categorical.py b/pandas/core/categorical.py
index 7dfdc88dddbff..5b3e9e8a22b12 100644
--- a/pandas/core/categorical.py
+++ b/pandas/core/categorical.py
@@ -18,7 +18,7 @@
from pandas.core.common import (CategoricalDtype, ABCSeries, isnull, notnull,
is_categorica... | closes #8933
Refactored _is_sequence to is_sequence
| https://api.github.com/repos/pandas-dev/pandas/pulls/8959 | 2014-12-02T09:00:48Z | 2014-12-02T10:52:26Z | 2014-12-02T10:52:26Z | 2014-12-02T10:52:26Z |
ENH: add contextmanager to HDFStore (#8791) | diff --git a/doc/source/io.rst b/doc/source/io.rst
index ba19173546cb2..f2d5924edac77 100644
--- a/doc/source/io.rst
+++ b/doc/source/io.rst
@@ -2348,7 +2348,7 @@ Closing a Store, Context Manager
# Working with, and automatically closing the store with the context
# manager
- with get_store('store.h5') as s... | Added a context manager to HDFStore
closes #8791
| https://api.github.com/repos/pandas-dev/pandas/pulls/8958 | 2014-12-02T08:59:57Z | 2014-12-04T11:30:36Z | 2014-12-04T11:30:36Z | 2014-12-04T11:30:51Z |
Cookbook text fix | diff --git a/doc/source/cookbook.rst b/doc/source/cookbook.rst
index 8378873db9a65..6e411626ca770 100644
--- a/doc/source/cookbook.rst
+++ b/doc/source/cookbook.rst
@@ -489,9 +489,9 @@ Unlike agg, apply's callable is passed a sub-DataFrame which gives you access to
.. ipython:: python
def GrowUp(x):
- avg_w... | Closes #8944
| https://api.github.com/repos/pandas-dev/pandas/pulls/8957 | 2014-12-02T00:11:05Z | 2014-12-03T00:20:09Z | null | 2014-12-04T00:08:00Z |
Applying max_colwidth to the DataFrame index (#7856) | diff --git a/doc/source/whatsnew/v0.16.0.txt b/doc/source/whatsnew/v0.16.0.txt
index 19bda851e392b..9a4e65819422b 100644
--- a/doc/source/whatsnew/v0.16.0.txt
+++ b/doc/source/whatsnew/v0.16.0.txt
@@ -543,3 +543,5 @@ Bug Fixes
- Bug in ``Series.values_counts`` with excluding ``NaN`` for categorical type ``Series``... | closes #7856
reports a problem with the application of max_colwidth to groupby.
The real problem is that max_colwidth is not applied to the index. This patch solves that.
I am not applying self.justify to the formatting of the index (as that would break a test). But maybe it makes more sense to change the test?
| https://api.github.com/repos/pandas-dev/pandas/pulls/8954 | 2014-12-01T21:06:12Z | 2015-04-28T12:00:07Z | null | 2015-04-28T12:00:07Z |
Doc for GH 8946 | diff --git a/doc/source/categorical.rst b/doc/source/categorical.rst
index a7091d6ab38fb..2a4c78ad837d1 100644
--- a/doc/source/categorical.rst
+++ b/doc/source/categorical.rst
@@ -328,13 +328,23 @@ old categories must be included in the new categories and no new categories are
Comparisons
-----------
-Comparing `C... | For https://github.com/pydata/pandas/pull/8946
| https://api.github.com/repos/pandas-dev/pandas/pulls/8952 | 2014-12-01T17:17:45Z | 2014-12-02T12:15:59Z | null | 2014-12-02T12:15:59Z |
Updating generic.py error message #8618 - New branch | diff --git a/pandas/core/generic.py b/pandas/core/generic.py
index 52f37ee24f69a..059cdff8996f7 100644
--- a/pandas/core/generic.py
+++ b/pandas/core/generic.py
@@ -2875,10 +2875,12 @@ def groupby(self, by=None, axis=0, level=None, as_index=True, sort=True,
GroupBy object
"""
-
from pandas.... | closes #8015
I deleted the previous branch that was causing problems and submitted this.
This is my first attempt at a PR. I just made a little change to allow an error message. Would appreciate some feedback.
@jreback @jorisvandenbossche @hayd
| https://api.github.com/repos/pandas-dev/pandas/pulls/8950 | 2014-12-01T08:24:17Z | 2014-12-03T10:51:37Z | null | 2014-12-03T10:52:43Z |
BLD/TST: skip mpl 1.2.1 tests (GH8947) | diff --git a/.travis.yml b/.travis.yml
index ea1a0d9d6752a..bf6a3f166e706 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -38,6 +38,13 @@ matrix:
- BUILD_TYPE=conda
- JOB_NAME: "27_nslow"
- DOC_BUILD=true # if rst files were changed, build docs in parallel with tests
+ - python: 2.7
+ env:
+ ... | closes #8947
add SLOW build (optional)
| https://api.github.com/repos/pandas-dev/pandas/pulls/8949 | 2014-11-30T23:00:05Z | 2014-11-30T23:37:41Z | 2014-11-30T23:37:41Z | 2014-11-30T23:37:41Z |
BUG: preserve left frame order in left merge | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index fc560782816ff..9c585cebcbe18 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -101,6 +101,7 @@ Bug Fixes
- ``slice`` string method now takes step into account (:issue:`8754`)
- Bug in ``BlockManag... | closes https://github.com/pydata/pandas/issues/7331
on master:
```
>>> left
dates states
0 20140101 CA
1 20140102 NY
2 20140103 CA
>>> right
stateid states
0 1 CA
1 2 NY
>>> pd.merge(left, right, how='left', on='states', sort=False)
dates states stateid
0 20140101... | https://api.github.com/repos/pandas-dev/pandas/pulls/8948 | 2014-11-30T22:20:32Z | 2014-12-01T00:46:44Z | 2014-12-01T00:46:44Z | 2014-12-01T12:54:02Z |
API: Allow equality comparisons of Series with a categorical dtype and object type are allowed (GH8938) | diff --git a/doc/source/categorical.rst b/doc/source/categorical.rst
index a7091d6ab38fb..2a4c78ad837d1 100644
--- a/doc/source/categorical.rst
+++ b/doc/source/categorical.rst
@@ -328,13 +328,23 @@ old categories must be included in the new categories and no new categories are
Comparisons
-----------
-Comparing `C... | closes #8938
| https://api.github.com/repos/pandas-dev/pandas/pulls/8946 | 2014-11-30T16:00:05Z | 2014-12-04T11:06:12Z | 2014-12-04T11:06:12Z | 2014-12-05T15:46:03Z |
BUG: Fixed plot label shows as None. #8905 | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 58dc1da214c05..9707cac00c05a 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -122,6 +122,7 @@ Bug Fixes
- Bug in ``merge`` where ``how='left'`` and ``sort=False`` would not preserve left frame ord... | Fixes https://github.com/pydata/pandas/issues/8905
| https://api.github.com/repos/pandas-dev/pandas/pulls/8945 | 2014-11-30T15:45:34Z | 2015-05-01T16:08:58Z | null | 2023-05-11T01:12:45Z |
round function added to DatetimeIndex | diff --git a/pandas/tests/test_index.py b/pandas/tests/test_index.py
index b7a18da3924c8..29b02c195680f 100644
--- a/pandas/tests/test_index.py
+++ b/pandas/tests/test_index.py
@@ -1886,6 +1886,28 @@ def test_reindex_preserves_tz_if_target_is_empty_list_or_array(self):
self.assertEqual(str(index.reindex([])[0]... | closes #4314
| https://api.github.com/repos/pandas-dev/pandas/pulls/8942 | 2014-11-30T14:10:47Z | 2015-05-09T16:06:17Z | null | 2022-10-13T00:16:17Z |
BUG: Resample across multiple days | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 3aa50ad609064..d111dc34995d2 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -145,7 +145,8 @@ Bug Fixes
-
+- Bug in resample that causes a ValueError when resampling across multiple days
+ a... | Fixes an issue where resampling over multiple days causes a ValueError
when a number of days between the normalized first and normalized last
days is not a multiple of the frequency.
Added test TestSeries.test_resample
Closes #8683
| https://api.github.com/repos/pandas-dev/pandas/pulls/8941 | 2014-11-30T13:33:57Z | 2014-11-30T23:21:01Z | 2014-11-30T23:21:01Z | 2014-11-30T23:21:01Z |
BUG: Fixed font size (set it on both x and y axis). #8765 | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index eacccaa7cba92..f3f5cf41676da 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -99,6 +99,7 @@ Bug Fixes
- Bug in ``BlockManager`` where setting values with different type would break block integrity... | Fix for https://github.com/pydata/pandas/issues/8765
The font size was only set on x axis if vertical or the y axis if horizontal.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8940 | 2014-11-30T12:41:40Z | 2014-12-01T00:08:43Z | 2014-12-01T00:08:43Z | 2014-12-01T00:08:43Z |
Adding encoding lines to files in tests/ | diff --git a/pandas/tests/test_algos.py b/pandas/tests/test_algos.py
index fe070cff2e0ea..b145400afe13b 100644
--- a/pandas/tests/test_algos.py
+++ b/pandas/tests/test_algos.py
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
from pandas.compat import range
import numpy as np
diff --git a/pandas/tests/test_base.py b/pandas... | https://api.github.com/repos/pandas-dev/pandas/pulls/8939 | 2014-11-30T12:35:49Z | 2014-12-03T22:31:15Z | 2014-12-03T22:31:15Z | 2014-12-03T22:31:15Z | |
Categorical: let unique only return used categories | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index d6d36fd8d14ba..377a9dea126e6 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -42,6 +42,9 @@ API changes
- Bug in concat of Series with ``category`` dtype which were coercing to ``object``. (:iss... | Discussion see here: https://github.com/pydata/pandas/issues/8559#issuecomment-64189570
| https://api.github.com/repos/pandas-dev/pandas/pulls/8937 | 2014-11-29T21:42:38Z | 2014-11-30T16:09:10Z | 2014-11-30T16:09:10Z | 2014-11-30T16:09:14Z |
ENH: Adds gcs module for IO with Google Cloud Storage | diff --git a/pandas/io/gcs.py b/pandas/io/gcs.py
new file mode 100644
index 0000000000000..b2639fe6bc2db
--- /dev/null
+++ b/pandas/io/gcs.py
@@ -0,0 +1,259 @@
+from StringIO import StringIO
+import logging
+
+import pandas as pd
+
+from distutils.version import LooseVersion
+from pandas import compat
+from pandas.core... | Hi,
This isn't ready for primetime yet, but I wanted to see if there was feedback, since it would be a new io module.
Basic usage:
```
import pandas.io.gcs as gcs
import pandas as pd
import numpy as np
df = pd.DataFrame({
'a': np.random.normal(size=1e4),
'b': np.random.normal(size=1e4)
})
gcs.to_gcs(df, "t... | https://api.github.com/repos/pandas-dev/pandas/pulls/8936 | 2014-11-29T21:17:54Z | 2015-05-09T15:58:22Z | null | 2015-05-09T15:58:22Z |
BUG: fix doctests in pandas.core.common | diff --git a/pandas/core/common.py b/pandas/core/common.py
index 759f5f1dfaf7a..6aff67412d677 100644
--- a/pandas/core/common.py
+++ b/pandas/core/common.py
@@ -404,9 +404,13 @@ def array_equivalent(left, right, strict_nan=False):
Examples
--------
- >>> array_equivalent(np.array([1, 2, nan]), np.array([... | $ nosetests pandas/core/common.py --with-doc -v
| https://api.github.com/repos/pandas-dev/pandas/pulls/8931 | 2014-11-29T17:08:12Z | 2014-11-30T11:35:55Z | 2014-11-30T11:35:55Z | 2014-11-30T20:40:31Z |
BUG: moving the utf encoding line to the first line (before from __futur... | diff --git a/pandas/tests/test_algos.py b/pandas/tests/test_algos.py
index fe070cff2e0ea..b145400afe13b 100644
--- a/pandas/tests/test_algos.py
+++ b/pandas/tests/test_algos.py
@@ -1,3 +1,4 @@
+# -*- coding: utf-8 -*-
from pandas.compat import range
import numpy as np
diff --git a/pandas/tests/test_base.py b/pandas... | ```
ERROR: Failure: SyntaxError (Non-ASCII character '\xc3' in file /home/fvia/bloom/pandas/pandas/tests/test_format.py on line 825, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details (test_format.py, line 825))
```
| https://api.github.com/repos/pandas-dev/pandas/pulls/8930 | 2014-11-29T16:53:50Z | 2014-12-03T22:31:15Z | 2014-12-03T22:31:15Z | 2014-12-03T22:31:30Z |
BUG: allow numpy.array as c values to scatterplot | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 11cf2450d2f28..9392e62ec00ec 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -156,6 +156,11 @@ Bug Fixes
and the last offset is not calculated from the start of the range (:issue:`8683`)
+
+... | Ensure that we can pass an np.array as 'c' straight through to
matplotlib, this functionality was accidentally removed previously.
Add tests.
Closes #8852
| https://api.github.com/repos/pandas-dev/pandas/pulls/8929 | 2014-11-29T16:32:11Z | 2014-12-03T22:33:53Z | 2014-12-03T22:33:53Z | 2014-12-03T22:38:46Z |
Implement Categorical.searchsorted(v, side, sorter) | diff --git a/doc/source/cookbook.rst b/doc/source/cookbook.rst
index 8378873db9a65..6e411626ca770 100644
--- a/doc/source/cookbook.rst
+++ b/doc/source/cookbook.rst
@@ -489,9 +489,9 @@ Unlike agg, apply's callable is passed a sub-DataFrame which gives you access to
.. ipython:: python
def GrowUp(x):
- avg_w... | Continued in #8972
This closes #8420, with code that supports searchsorted in Categorical, for both side='left'/'right' and with an optional sorter. The case of side='right' was tricky, as we look to the right only when matching the category name, not when matching the codes. The docstring and unit tests cover the var... | https://api.github.com/repos/pandas-dev/pandas/pulls/8928 | 2014-11-29T15:55:50Z | 2014-12-03T08:27:50Z | null | 2014-12-03T08:28:03Z |
BUG: fixed chunksize guessed to 0 (py3 only). #8621 | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index eacccaa7cba92..bed8ace26b82d 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -99,6 +99,7 @@ Bug Fixes
- Bug in ``BlockManager`` where setting values with different type would break block integrity... | Fixes https://github.com/pydata/pandas/issues/8621
As mentioned in the github issue its a py3 only bug. I copied the test @rmorgans made
| https://api.github.com/repos/pandas-dev/pandas/pulls/8927 | 2014-11-29T14:03:47Z | 2014-12-03T22:37:35Z | 2014-12-03T22:37:35Z | 2014-12-03T22:37:49Z |
ENH: dtype costumization on to_sql (GH8778) | diff --git a/doc/source/io.rst b/doc/source/io.rst
index bf8776d4bc396..e05840bfdfd5e 100644
--- a/doc/source/io.rst
+++ b/doc/source/io.rst
@@ -3413,6 +3413,14 @@ With some databases, writing large DataFrames can result in errors due to packet
Because of this, reading the database table back in does **not** gener... | This is the proposed general gist of the changes. My ad-hoc testing suggests that this might work. If this is an acceptible design, I will proceed to make the formal test and change the docs (including docstrings)
Closes #8778
| https://api.github.com/repos/pandas-dev/pandas/pulls/8926 | 2014-11-29T13:33:44Z | 2014-12-02T23:31:30Z | 2014-12-02T23:31:30Z | 2014-12-02T23:31:44Z |
BUG: Option context applies on __enter__ | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 3aa50ad609064..d299121092987 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -142,7 +142,7 @@ Bug Fixes
-
+- BUG: Option context applies on __enter__ (:issue:`8514`)
diff --git a/pandas... | Option context no longer overrides options when used outside a `with`
statement.
Added test TestConfig.test_option_config_scope
Closes #8514
| https://api.github.com/repos/pandas-dev/pandas/pulls/8925 | 2014-11-29T13:19:45Z | 2014-11-29T16:48:19Z | 2014-11-29T16:48:19Z | 2014-11-29T16:48:19Z |
astype checks notnull Fixes: #8732 | diff --git a/pandas/core/internals.py b/pandas/core/internals.py
index ef33e27d861fd..750b47786dec3 100644
--- a/pandas/core/internals.py
+++ b/pandas/core/internals.py
@@ -398,7 +398,10 @@ def _astype(self, dtype, copy=False, raise_on_error=True, values=None,
# force the copy here
if values i... | As suggested in issue #8732 if there are no nulls, we skip the nan_safe bit.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8924 | 2014-11-29T12:37:50Z | 2014-11-29T14:26:28Z | null | 2014-11-29T22:29:04Z |
TST: harmonize testing namespace in TestCase (GH8023) | diff --git a/pandas/util/testing.py b/pandas/util/testing.py
index 2a4026094ac10..8af30da103572 100644
--- a/pandas/util/testing.py
+++ b/pandas/util/testing.py
@@ -72,13 +72,15 @@ def reset_testing_mode():
if 'deprecate' in testing_mode:
warnings.simplefilter('ignore', DeprecationWarning)
+
set_testin... | closes #8023
Merged via https://github.com/pydata/pandas/commit/ace3c46be0ebf12f0eb4b63f22843d76b67ccfde
| https://api.github.com/repos/pandas-dev/pandas/pulls/8923 | 2014-11-29T12:30:02Z | 2014-12-01T00:07:21Z | null | 2014-12-01T00:57:47Z |
CLN: move import to top of file | diff --git a/pandas/core/config.py b/pandas/core/config.py
index 60dc1d7d0341e..6768e0af0dfb6 100644
--- a/pandas/core/config.py
+++ b/pandas/core/config.py
@@ -51,6 +51,7 @@
import re
from collections import namedtuple
+from contextlib import contextmanager
import warnings
from pandas.compat import map, lmap, u
... | For consistency with [PEP8](https://www.python.org/dev/peps/pep-0008#id17):
```
Imports are always put at the top of the file, just after any module
comments and docstrings, and before module globals and constants.
```
| https://api.github.com/repos/pandas-dev/pandas/pulls/8922 | 2014-11-29T12:01:14Z | 2014-11-29T12:32:55Z | 2014-11-29T12:32:55Z | 2014-12-03T22:40:43Z |
DOC: specify return type in to_datetime | diff --git a/pandas/tseries/tools.py b/pandas/tseries/tools.py
index 45bea00ac104f..f29ab14ed8745 100644
--- a/pandas/tseries/tools.py
+++ b/pandas/tseries/tools.py
@@ -177,7 +177,7 @@ def to_datetime(arg, errors='ignore', dayfirst=False, utc=None, box=True,
format=None, coerce=False, unit='ns',
... | related #8919
| https://api.github.com/repos/pandas-dev/pandas/pulls/8921 | 2014-11-29T00:38:47Z | 2014-11-29T13:44:17Z | 2014-11-29T13:44:17Z | 2014-11-29T13:44:21Z |
BUG/ENH: cleanup for Timestamp arithmetic | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index d6d36fd8d14ba..b13f762d0fd27 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -66,9 +66,9 @@ Enhancements
- Added support for ``utcfromtimestamp()``, ``fromtimestamp()``, and ``combine()`` on `Time... | Fixes #8865 (Timestamp - Timestamp -> Timedelta)
This PR cleans up and extends `Timestamp` arithmetic similarly to my treatment for `Timedelta` in #8884.
It includes a new `to_datetime64()` method, and arithmetic now works between Timestamp and ndarrays. I also ensure comparison operations work properly between all o... | https://api.github.com/repos/pandas-dev/pandas/pulls/8916 | 2014-11-28T05:37:15Z | 2014-12-09T23:26:55Z | null | 2014-12-09T23:27:02Z |
ENH: adds ability to generate bq schema from df | diff --git a/doc/source/io.rst b/doc/source/io.rst
index bf8776d4bc396..852e7e6392a09 100644
--- a/doc/source/io.rst
+++ b/doc/source/io.rst
@@ -3643,6 +3643,14 @@ data quickly, but it is not a direct replacement for a transactional database.
You can access the management console to determine project id's by:
<https:... | I need this function for some other work I have in a branch (to_gbq w/ a new table and to_gbq with staging in gcs). I saw issue #8325 and thought this might be a good intermediate step.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8915 | 2014-11-28T04:41:41Z | 2014-12-03T22:38:33Z | 2014-12-03T22:38:33Z | 2014-12-03T22:38:40Z |
DOC: Issue #8805 | diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index 237012a71aeb4..a464b687209cb 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -3279,7 +3279,7 @@ def update(self, other, join='left', overwrite=True, filter_func=None,
Parameters
----------
other : DataFrame, or obj... | xref #8805
Documentation suggests other types of join, but only 'left' is implemented.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8912 | 2014-11-27T20:07:45Z | 2014-11-28T01:02:21Z | 2014-11-28T01:02:21Z | 2014-11-28T01:02:25Z |
ENH: make Series work with map objects the same way as generators | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 1e84762b60caa..2429aa2c696fa 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -69,6 +69,30 @@ Enhancements
- ``Timedelta`` arithmetic returns ``NotImplemented`` in unknown cases, allowing extension... | https://api.github.com/repos/pandas-dev/pandas/pulls/8909 | 2014-11-27T16:28:25Z | 2014-12-03T22:43:46Z | 2014-12-03T22:43:46Z | 2014-12-04T02:36:45Z | |
BUG: DatetimeIndex with time object as key | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 1e84762b60caa..b740ac948dc05 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -97,6 +97,7 @@ Bug Fixes
- ``sql_schema`` now generates dialect appropriate ``CREATE TABLE`` statements (:issue:`8697`)... | closes https://github.com/pydata/pandas/issues/8667
on master:
```
>>> from datetime import time
>>> from pandas.index import _SIZE_CUTOFF
>>> n = _SIZE_CUTOFF + 100
>>> idx = pd.date_range('2014-11-26', periods=n, freq='S')
>>> ts = pd.Series(np.random.randn(n), index=idx)
>>> key = time(15, 0)
>>> ts[key]
TypeError:... | https://api.github.com/repos/pandas-dev/pandas/pulls/8907 | 2014-11-27T14:54:46Z | 2014-11-29T22:03:08Z | 2014-11-29T22:03:08Z | 2014-11-30T15:11:42Z |
PERF: add exact kw to to_datetime to enable faster regex format parsing | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 10b23605cca85..7e8a4c7ba4faf 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -78,6 +78,7 @@ Enhancements
- Added ``gbq.generate_bq_schema`` function to the gbq module (:issue:`8325`).
- ``Series`... | closes #8989
closes #8903
Clearly the default is exact=True for back-compat
but allows for a match starting at the beginning (has always been like this),
but doesn't require the string to ONLY match the format, IOW, can be extra stuff after the match.
Avoids having to do a regex replace first.
```
In [21]: s = Ser... | https://api.github.com/repos/pandas-dev/pandas/pulls/8904 | 2014-11-27T02:48:55Z | 2014-12-05T14:32:51Z | 2014-12-05T14:32:51Z | 2014-12-05T14:33:51Z |
WIP: add multi-multi index support to join | diff --git a/pandas/core/index.py b/pandas/core/index.py
index a4eca1216ea84..2c4d25b30148b 100644
--- a/pandas/core/index.py
+++ b/pandas/core/index.py
@@ -1372,6 +1372,7 @@ def _join_multi(self, other, how, return_indexers=True):
raise ValueError("cannot join with no level specified and no overlapping na... | closes #6360
| https://api.github.com/repos/pandas-dev/pandas/pulls/8898 | 2014-11-26T14:45:41Z | 2015-05-09T16:06:08Z | null | 2022-10-13T00:16:17Z |
COMPAT: windows compat for tests for dtype inference in parser xref (GH8833) | diff --git a/pandas/io/tests/test_parsers.py b/pandas/io/tests/test_parsers.py
index 7b8bdeb1f38b8..228dad984bb3c 100644
--- a/pandas/io/tests/test_parsers.py
+++ b/pandas/io/tests/test_parsers.py
@@ -3173,8 +3173,9 @@ def test_dtype_and_names_error(self):
tm.assert_frame_equal(result, expected)
# f... | https://api.github.com/repos/pandas-dev/pandas/pulls/8896 | 2014-11-26T01:32:09Z | 2014-11-26T01:32:36Z | 2014-11-26T01:32:36Z | 2016-02-12T17:40:26Z | |
modified: pandas/io/ga.py | diff --git a/pandas/io/ga.py b/pandas/io/ga.py
index 57de5c6f5abb4..7646e973fa3aa 100644
--- a/pandas/io/ga.py
+++ b/pandas/io/ga.py
@@ -25,18 +25,32 @@
NO_CALLBACK = auth.OOB_CALLBACK_URN
DOC_URL = auth.DOC_URL
-_QUERY_PARAMS = """metrics : list of str
+_QUERY_PARAMS = """
+metrics : list of str
Un-prefixed m... | ```
ENH
I've made a number of alterations to this module to improve the
usability of it.
1. A feature has been added to the 'filters' keyword, in that
compound filters can now be created with AND and OR combinations
as in the API, while still allowing the user to create
the... | https://api.github.com/repos/pandas-dev/pandas/pulls/8895 | 2014-11-26T00:23:40Z | 2015-03-25T23:20:41Z | null | 2015-03-25T23:51:50Z |
fix to_datetime default error suppression | diff --git a/pandas/tseries/tools.py b/pandas/tseries/tools.py
index 45bea00ac104f..4f68d9fbb5afb 100644
--- a/pandas/tseries/tools.py
+++ b/pandas/tseries/tools.py
@@ -173,7 +173,7 @@ def _guess_datetime_format_for_array(arr, **kwargs):
if len(non_nan_elements):
return _guess_datetime_format(arr[non_nan_... | null | https://api.github.com/repos/pandas-dev/pandas/pulls/8894 | 2014-11-25T22:54:50Z | 2015-05-09T16:06:43Z | null | 2022-10-13T00:16:17Z |
ENH/VIS: Pass DataFrame column to size argument in DataFrame.scatter | diff --git a/doc/source/visualization.rst b/doc/source/visualization.rst
index f30d6c9d5d4c0..42fa3da67ff4b 100644
--- a/doc/source/visualization.rst
+++ b/doc/source/visualization.rst
@@ -8,7 +8,7 @@
import pandas as pd
from numpy.random import randn, rand, randint
np.random.seed(123456)
- from pandas im... | Originally discussed in #8244. Currently this only uses the column from the dataframe if the `s` argument is a string, supporting int column names is ambiguous and liable to break existing code, but if people can think of a good way to do this I'll try to add it.
Example output:
``` python
import pandas as pd
import ... | https://api.github.com/repos/pandas-dev/pandas/pulls/8885 | 2014-11-24T10:47:40Z | 2015-05-09T20:11:46Z | null | 2022-10-13T00:16:16Z |
BUG/ENH: cleanup for Timedelta arithmetic | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 6688f106f922e..d559b343e2013 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -66,6 +66,11 @@ Enhancements
- Added support for ``utcfromtimestamp()``, ``fromtimestamp()``, and ``combine()`` on `Tim... | Fixes #8813
Fixes #5963
Fixes #5436
If the other argument has a dtype attribute, I assume that it is ndarray-like
and convert the `Timedelta` into a `np.timedelta64` object. Alternatively, we
could just return `NotImplemented` and let the other type handle it, but this
has the bonus of making `Timedelta` compatible w... | https://api.github.com/repos/pandas-dev/pandas/pulls/8884 | 2014-11-24T05:08:33Z | 2014-11-26T02:30:02Z | 2014-11-26T02:30:01Z | 2014-11-26T10:45:31Z |
REF: refactor **kwargs usage | diff --git a/pandas/core/categorical.py b/pandas/core/categorical.py
index fd9ef5d2e319a..73d6a17f4f2f3 100644
--- a/pandas/core/categorical.py
+++ b/pandas/core/categorical.py
@@ -913,7 +913,7 @@ def argsort(self, ascending=True, **kwargs):
result = result[::-1]
return result
- def order(sel... | related issue: https://github.com/pydata/pandas/issues/8597.
among changes:
[tests/test_generic.py](https://github.com/pydata/pandas/blob/0a2ea0ac39a74771d54b91522728f6092b0ef897/pandas/tests/test_generic.py#L603) `downcast` is misspelled `donwcast`, but no error is raised, because of how `**kwargs` is used.
[core/... | https://api.github.com/repos/pandas-dev/pandas/pulls/8883 | 2014-11-23T22:20:35Z | 2015-03-04T20:42:39Z | null | 2015-03-05T12:46:51Z |
DOC: Add Nano to offsets table | diff --git a/doc/source/timeseries.rst b/doc/source/timeseries.rst
index 7b0b0fdf624e8..ac3302ae40fa7 100644
--- a/doc/source/timeseries.rst
+++ b/doc/source/timeseries.rst
@@ -487,7 +487,7 @@ frequency increment. Specific offset logic like "month", "business day", or
Second, "one second"
Milli, "one millisec... | https://api.github.com/repos/pandas-dev/pandas/pulls/8879 | 2014-11-22T13:31:42Z | 2014-11-22T16:48:54Z | 2014-11-22T16:48:54Z | 2014-11-22T21:16:26Z | |
DOC: Suppress warnings in visualization.rst | diff --git a/doc/source/visualization.rst b/doc/source/visualization.rst
index 7f8d0e529fc8b..6bef7f6f456c8 100644
--- a/doc/source/visualization.rst
+++ b/doc/source/visualization.rst
@@ -387,7 +387,6 @@ The existing interface ``DataFrame.boxplot`` to plot boxplot still can be used.
np.random.seed(123456)
.. ip... | Closes #8234. Sorry to take a long.
I understand there are 2 warnings:
1. Warning in /Users/sin/Documents/Git/pandas/doc/source/visualization.rst at block ending on line 1275
This is raised from `mpl` as plotting empty axes for demonstration purpose. Thus simply suppressed.
2. Warning in /Users/sin/Documents/Git/pa... | https://api.github.com/repos/pandas-dev/pandas/pulls/8877 | 2014-11-22T04:28:48Z | 2015-02-12T14:22:59Z | 2015-02-12T14:22:59Z | 2015-02-15T01:33:27Z |
DOC: Add where and mask to API doc | diff --git a/doc/source/api.rst b/doc/source/api.rst
index 079cf152095c5..d2f94c22f0335 100644
--- a/doc/source/api.rst
+++ b/doc/source/api.rst
@@ -394,6 +394,8 @@ Reindexing / Selection / Label manipulation
Series.take
Series.tail
Series.truncate
+ Series.where
+ Series.mask
Missing data handling
... | https://api.github.com/repos/pandas-dev/pandas/pulls/8876 | 2014-11-22T02:54:48Z | 2014-11-22T16:49:21Z | 2014-11-22T16:49:21Z | 2014-11-22T21:16:17Z | |
BUG: missing nose import for skip test | diff --git a/pandas/tests/test_format.py b/pandas/tests/test_format.py
index 47f9762eb0fa3..3e8534762ec05 100644
--- a/pandas/tests/test_format.py
+++ b/pandas/tests/test_format.py
@@ -27,6 +27,8 @@
option_context, reset_option)
from datetime import datetime
+import nose
+
_frame = ... | nose.SkipTest used but nose not imported.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8867 | 2014-11-21T02:24:20Z | 2014-11-21T14:05:11Z | 2014-11-21T14:05:11Z | 2014-11-21T14:05:16Z |
DOC: Clean up Stata documentation | diff --git a/doc/source/io.rst b/doc/source/io.rst
index 9686a72d43cf8..bf8776d4bc396 100644
--- a/doc/source/io.rst
+++ b/doc/source/io.rst
@@ -3670,22 +3670,27 @@ into a .dta file. The format version of this file is always 115 (Stata 12).
df.to_stata('stata.dta')
*Stata* data files have limited data type suppo... | Clean up and simplification of Stata documentation.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8858 | 2014-11-19T16:21:09Z | 2014-11-20T07:38:44Z | 2014-11-20T07:38:44Z | 2015-06-04T20:46:57Z |
Clarify encoding kwarg on to_csv | diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index 0ea53920ffe3c..237012a71aeb4 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -1137,8 +1137,8 @@ def to_csv(self, path_or_buf=None, sep=",", na_rep='', float_format=None,
mode : str
Python write mode, default 'w'
... | https://api.github.com/repos/pandas-dev/pandas/pulls/8857 | 2014-11-19T16:04:43Z | 2014-11-20T10:58:48Z | 2014-11-20T10:58:48Z | 2014-11-20T11:15:00Z | |
BUG: DataFrame.stack(..., dropna=False) with partial MultiIndex. | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 8d6e3cb0512b4..ef1a9c011d19c 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -113,7 +113,8 @@ Bug Fixes
- Bug where ``get_data_google``returned object dtypes (:issue:`3995`)
-
+- Bug in ``Data... | Closes #8844
Fixes `DataFrame.stack(..., dropna=False)` when the columns consist of a "partial" `MultiIndex`, i.e. one in which the `labels` don't reference all the `levels`.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8855 | 2014-11-19T07:09:27Z | 2014-12-02T11:14:42Z | 2014-12-02T11:14:42Z | 2014-12-02T20:13:13Z |
BUG: Panel4D setitem by indexer to Series fails for mixed-dtype | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 6688f106f922e..d66e4059a99e2 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -151,3 +151,4 @@ Bug Fixes
of the level names are numbers (:issue:`8584`).
- Bug in ``MultiIndex`` where ``__contain... | This is another tweak to `_setitem_with_indexer` that allows it better to comprehend higher dimensional frames of mixed-dtype. With this tweak setting by indexer to a Series now works. Unfortunately setting to a DataFrame is still broken. I plan to open an issue for that.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8854 | 2014-11-19T06:02:11Z | 2015-05-09T16:06:55Z | null | 2022-10-13T00:16:15Z |
BUG: type change breaks BlockManager integrity | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index 8d6e3cb0512b4..944a78ad3691e 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -71,6 +71,7 @@ Bug Fixes
- ``Timedelta`` kwargs may now be numpy ints and floats (:issue:`8757`).
- ``sql_schema`` now... | closes https://github.com/pydata/pandas/issues/8850
on master:
```
>>> cols = MultiIndex.from_tuples([('1st', 'a'), ('2nd', 'b'), ('3rd', 'c')])
>>> df = DataFrame([[1.0, 2, 3], [4.0, 5, 6]], columns=cols)
>>> df['2nd'] = df['2nd'] * 2.0 # type change in block manager
/usr/lib/python3.4/site-packages/numpy/lib/funct... | https://api.github.com/repos/pandas-dev/pandas/pulls/8853 | 2014-11-19T03:07:16Z | 2014-11-20T22:55:08Z | 2014-11-20T22:55:08Z | 2014-11-21T01:00:59Z |
BUG: Defined .size attribute across NDFrame objects to provide compat with numpy 1.9.1 | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index b51da47563b1b..a06dae2aea4e0 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -75,7 +75,7 @@ Bug Fixes
-
+- Defined ``.size`` attribute across ``NDFrame`` objects to provide compat with numpy ... | closes #8846
| https://api.github.com/repos/pandas-dev/pandas/pulls/8847 | 2014-11-18T11:09:54Z | 2014-11-18T11:56:11Z | 2014-11-18T11:56:11Z | 2014-11-18T11:56:11Z |
BUG: Implement step in slice StringMethod | diff --git a/doc/source/whatsnew/v0.15.2.txt b/doc/source/whatsnew/v0.15.2.txt
index c85a9376fc93f..f8b20eaace50e 100644
--- a/doc/source/whatsnew/v0.15.2.txt
+++ b/doc/source/whatsnew/v0.15.2.txt
@@ -69,6 +69,7 @@ Bug Fixes
- ``io.data.Options`` now raises ``RemoteDataError`` when no expiry dates are available from Y... | Resolves #8754.
Turned out to be dead simple too :)
| https://api.github.com/repos/pandas-dev/pandas/pulls/8843 | 2014-11-17T20:48:47Z | 2014-11-18T10:14:22Z | 2014-11-18T10:14:22Z | 2014-11-18T10:14:55Z |
ENH: Allow unicode separators in to_csv & read_csv | diff --git a/pandas/core/common.py b/pandas/core/common.py
index 759f5f1dfaf7a..2e97382d2c6ff 100644
--- a/pandas/core/common.py
+++ b/pandas/core/common.py
@@ -2695,12 +2695,17 @@ class UnicodeReader:
A CSV reader which will iterate over lines in the CSV file "f",
which is encoded in the given encodi... | - single byte UTF8 separators will always work if utf8 encoding is specified (i.e. seps in range(256))
- single byte delimiters with encodings will always work in Python 3, but will not work in Python 2 if they are multibyte when coerced to UTF8
- multi byte delimiters with encodings will not work on reads with C engin... | https://api.github.com/repos/pandas-dev/pandas/pulls/8841 | 2014-11-17T16:40:39Z | 2015-05-09T16:07:09Z | null | 2022-10-13T00:16:15Z |
TST: add tests for index.groupby (GH5620) | diff --git a/pandas/core/index.py b/pandas/core/index.py
index 2de9b2fac9aa9..6702a21167850 100644
--- a/pandas/core/index.py
+++ b/pandas/core/index.py
@@ -1555,6 +1555,20 @@ def _possibly_promote(self, other):
return self, other
def groupby(self, to_groupby):
+ """
+ Group the index labe... | Closes #5620
Also added a docstring.
| https://api.github.com/repos/pandas-dev/pandas/pulls/8840 | 2014-11-17T15:15:44Z | 2014-11-18T10:15:13Z | 2014-11-18T10:15:13Z | 2014-11-18T10:15:19Z |
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