cut stringclasses 1
value | version stringclasses 10
values | idiom_id stringclasses 53
values | pep stringclasses 53
values | introduced_in stringclasses 11
values | form stringclasses 2
values | file stringclasses 887
values | code stringclasses 887
values | source stringclasses 1
value | origin stringclasses 887
values | origin_revision stringclasses 1
value | license stringclasses 1
value |
|---|---|---|---|---|---|---|---|---|---|---|---|
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_13.py | try:
raise BlockingIOError
except* OSError as e:
print(repr(e))
| pydocs | pep-0654.rst:679 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_14.py | try:
try:
raise ValueError(12)
except* TypeError as e:
print('never')
except ValueError as e:
print(f'caught ValueError: {e!r}')
| pydocs | pep-0654.rst:691 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_15.py | try:
try:
raise ExceptionGroup(
"eg",
[
ValueError(1),
TypeError(2),
OSError(3),
ExceptionGroup(
"nested",
[OSError(4), TypeError(5), ValueError(6)])
]
)
ex... | pydocs | pep-0654.rst:753 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_16.py | try:
raise ExceptionGroup(
"eg",
[
ValueError(1),
TypeError(2),
OSError(3),
ExceptionGroup(
"nested",
[OSError(4), TypeError(5), ValueError(6)])
]
)
except* ValueError as e:
print(f'*ValueError: {e!r}')
... | pydocs | pep-0654.rst:792 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_17.py | try:
raise ExceptionGroup("one", [ValueError('a'), TypeError('b')])
except* ValueError:
raise ExceptionGroup("two", [KeyError('x'), KeyError('y')])
| pydocs | pep-0654.rst:854 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_18.py | try:
raise TypeError('bad type')
except* TypeError as e:
raise ValueError('bad value') from e
| pydocs | pep-0654.rst:897 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_19.py | try:
raise TypeError(1)
except* TypeError:
raise ValueError(2) from None # <- not caught in the next clause
except* ValueError:
print('never')
| pydocs | pep-0654.rst:922 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_20.py | try:
raise ExceptionGroup("eg", [ValueError('a')])
except* ValueError:
raise KeyError('x')
try:
raise ExceptionGroup("eg", [ValueError('a'), TypeError('b')])
except* ValueError:
raise KeyError('x')
| pydocs | pep-0654.rst:943 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_21.py | try:
low_level_os_operation()
except* OSError as errors:
exc = errors.subgroup(lambda e: e.errno != errno.EPIPE)
if exc is not None:
raise exc from None
| pydocs | pep-0654.rst:999 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_22.py | eg = ExceptionGroup("eg", [TypeError(12)])
eg.foo = 'foo'
try:
raise eg
except* TypeError as e:
e.foo = 'bar'
# ^----------- ``e`` is an ephemeral object that might get
# destroyed after the ``except*`` clause.
eg.foo
| pydocs | pep-0654.rst:1017 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_23.py | try:
...
except ExceptionGroup: # <- This works
pass
try:
...
except* ExceptionGroup: # <- Runtime error
pass
try:
...
except* (TypeError, ExceptionGroup): # <- Runtime error
pass
| pydocs | pep-0654.rst:1052 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_24.py | try:
async with asyncio.TaskGroup() as g:
g.create_task(task1); g.create_task(task2)
except* KeyError:
...
# handling KeyError here is meaningless, there's
# no context to do anything with it but to log it.
| pydocs | pep-0654.rst:1304 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_25.py | try:
try:
...
except SomeError:
...
# handle the naked exception
except* SomeError:
...
# handle the exception group
| pydocs | pep-0654.rst:1346 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-groups | 654 | 3.11 | modern | exception-groups/modern_26.py | try:
async with trio.open_nursery() as nursery:
# Make two concurrent calls to child()
nursery.start_soon(child)
nursery.start_soon(child)
except* ValueError:
pass
| pydocs | pep-0654.rst:1399 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | legacy | async-generators/legacy_01.py | class Ticker:
"""Yield numbers from 0 to `to` every `delay` seconds."""
def __init__(self, delay, to):
self.delay = delay
self.i = 0
self.to = to
def __aiter__(self):
return self
async def __anext__(self):
i = self.i
if i >= self.to:
raise S... | pydocs | pep-0525.rst:43 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_01.py | async def ticker(delay, to):
"""Yield numbers from 0 to `to` every `delay` seconds."""
for i in range(to):
yield i
await asyncio.sleep(delay)
| pydocs | pep-0525.rst:66 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_02.py | async def coro(): # a coroutine function
await smth()
async def asyncgen(): # an asynchronous generator function
await smth()
yield 42
| pydocs | pep-0525.rst:98 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_03.py | async def genfunc():
yield 1
yield 2
gen = genfunc()
assert gen.__aiter__() is gen
assert await gen.__anext__() == 1
assert await gen.__anext__() == 2
await gen.__anext__() # This line will raise StopAsyncIteration.
| pydocs | pep-0525.rst:126 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_04.py | async def square_series(con, to):
async with con.transaction():
cursor = con.cursor(
'SELECT generate_series(0, $1) AS i', to)
async for row in cursor:
yield row['i'] ** 2
async for i in square_series(con, 1000):
if i == 100:
break
| pydocs | pep-0525.rst:152 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_05.py | async def gen():
try:
yield
finally:
await asyncio.sleep(1) # Can use 'await'.
yield # Cannot use 'yield',
# this line will trigger a
# RuntimeError.
| pydocs | pep-0525.rst:188 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_06.py | async def gen():
await asyncio.sleep(0.1)
v = yield 42
print(v)
await asyncio.sleep(0.2)
g = gen()
await g.asend(None) # Will return 42 after sleeping
# for 0.1 seconds.
await g.asend('hello') # Will print 'hello' and
# raise StopAsyncIteration... | pydocs | pep-0525.rst:304 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_07.py | async def gen():
try:
await asyncio.sleep(0.1)
yield 'hello'
except ZeroDivisionError:
await asyncio.sleep(0.2)
yield 'world'
g = gen()
v = await g.asend(None)
print(v) # Will print 'hello' after
# sleeping for 0.1 seconds.
v = await g.ath... | pydocs | pep-0525.rst:324 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_08.py | N = 10 ** 7
async def agen():
for i in range(N):
yield i
class AIter:
def __init__(self):
self.i = 0
def __aiter__(self):
return self
async def __anext__(self):
i = self.i
if i >= N:
raise StopAsyncIteration
self.i += 1
return i
| pydocs | pep-0525.rst:490 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_09.py | async def g1():
yield 1
yield 2
async def g2():
async for v in g1():
yield v
| pydocs | pep-0525.rst:551 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_10.py | @async_context_manager
async def ctx():
await open()
try:
yield
finally:
await close()
async with ctx():
await ...
| pydocs | pep-0525.rst:568 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | async-generators | 525 | 3.6 | modern | async-generators/modern_11.py | async def ticker(delay, to):
for i in range(to):
yield i
await asyncio.sleep(delay)
async def run():
async for i in ticker(1, 10):
print(i)
import asyncio
loop = asyncio.get_event_loop()
try:
loop.run_until_complete(run())
finally:
loop.close()
| pydocs | pep-0525.rst:597 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_01.py | # Declare a context variable 'var' with the default value 42.
var = ContextVar('var', default=42)
| pydocs | pep-0567.rst:147 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_02.py | ctx = contextvars.copy_context()
| pydocs | pep-0567.rst:231 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_03.py | var = ContextVar('var')
var.set('spam')
def main():
# 'var' was set to 'spam' before
# calling 'copy_context()' and 'ctx.run(main)', so:
# var.get() == ctx[var] == 'spam'
var.set('ham')
# Now, after setting 'var' to 'ham':
# var.get() == ctx[var] == 'ham'
ctx = copy_context()
# Any changes ... | pydocs | pep-0567.rst:241 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_04.py | ctx = contextvars.copy_context()
# Print all context variables and their values in 'ctx':
print(ctx.items())
# Print the value of 'some_variable' in context 'ctx':
print(ctx[some_variable])
| pydocs | pep-0567.rst:276 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_05.py | def call_soon(self, callback, *args, context=None):
if context is None:
context = contextvars.copy_context()
# ... some time later
context.run(callback, *args)
| pydocs | pep-0567.rst:309 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_06.py | class Task:
def __init__(self, coro):
...
# Get the current context snapshot.
self._context = contextvars.copy_context()
self._loop.call_soon(self._step, context=self._context)
def _step(self, exc=None):
...
# Every advance of the wrapped coroutine is done in
... | pydocs | pep-0567.rst:320 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_07.py | var = ContextVar('var')
ctx = copy_context()
ctx[var] = 'value'
print(ctx[var]) # Prints 'value'
print(var.get()) # Raises a LookupError
| pydocs | pep-0567.rst:708 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_08.py | ctx = copy_context()
def func():
ctx[var] = 'value'
# Contrary to the previous example, this would work
# because 'func()' is running within 'ctx'.
print(ctx[var])
print(var.get())
ctx.run(func)
| pydocs | pep-0567.rst:718 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_09.py | # Framework:
current_request: ContextVar[Request] = \
ContextVar('current_request')
# Later, while handling an HTTP request:
request: Request = current_request.get()
# Work with the 'request' object:
return request.method
| pydocs | pep-0567.rst:752 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_10.py | # Framework:
current_request: ContextVar[Optional[Request]] = \
ContextVar('current_request', initial_value=None)
# Later, while handling an HTTP request:
request: Optional[Request] = current_request.get()
# Check if the current request object was set:
if request is None:
raise RuntimeError
# Work with the ... | pydocs | pep-0567.rst:771 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | legacy | context-vars/legacy_01.py | class PrecisionStorage(threading.local):
# Subclass threading.local to specify a default value.
value = 0.0
precision = PrecisionStorage()
# To set a new precision:
precision.value = 0.5
# To read the current precision:
print(precision.value)
| pydocs | pep-0567.rst:813 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_11.py | precision = contextvars.ContextVar('precision', default=0.0)
# To set a new precision:
precision.set(0.5)
# To read the current precision:
print(precision.get())
| pydocs | pep-0567.rst:828 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | context-vars | 567 | 3.7 | modern | context-vars/modern_12.py | executor = ThreadPoolExecutor()
current_context = contextvars.copy_context()
executor.submit(current_context.run, some_function)
| pydocs | pep-0567.rst:843 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | breakpoint | 553 | 3.7 | legacy | breakpoint/legacy_01.py | foo()
import pdb; pdb.set_trace()
bar()
| pydocs | pep-0553.rst:27 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | breakpoint | 553 | 3.7 | modern | breakpoint/modern_01.py | foo()
breakpoint()
bar()
| pydocs | pep-0553.rst:70 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | breakpoint | 553 | 3.7 | modern | breakpoint/modern_02.py | os.environ['PYTHONBREAKPOINT'] = 'foo.bar.baz'
breakpoint() # Imports foo.bar and calls foo.bar.baz()
| pydocs | pep-0553.rst:141 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | legacy | str-affix-removal/legacy_01.py | if test_func_name.startswith("test_"):
print(test_func_name[5:])
else:
print(test_func_name)
| pydocs | pep-0616.rst:104 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | modern | str-affix-removal/modern_01.py | print(test_func_name.removeprefix("test_"))
| pydocs | pep-0616.rst:111 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | legacy | str-affix-removal/legacy_02.py | if funcname.startswith("context."):
self.funcname = funcname.replace("context.", "")
self.contextfunc = True
else:
self.funcname = funcname
self.contextfunc = False
| pydocs | pep-0616.rst:123 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | modern | str-affix-removal/modern_02.py | if funcname.startswith("context."):
self.funcname = funcname.removeprefix("context.")
self.contextfunc = True
else:
self.funcname = funcname
self.contextfunc = False
| pydocs | pep-0616.rst:132 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | modern | str-affix-removal/modern_03.py | self.contextfunc = funcname.startswith("context.")
self.funcname = funcname.removeprefix("context.")
| pydocs | pep-0616.rst:141 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | legacy | str-affix-removal/legacy_03.py | def strip_quotes(text):
if text.startswith('"'):
text = text[1:]
if text.endswith('"'):
text = text[:-1]
return text
| pydocs | pep-0616.rst:150 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | modern | str-affix-removal/modern_04.py | def strip_quotes(text):
return text.removeprefix('"').removesuffix('"')
| pydocs | pep-0616.rst:159 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | legacy | str-affix-removal/legacy_04.py | creationDate = header['POT-Creation-Date']
# peel off the escaped newline at the end of string
if creationDate.endswith('\\n'):
creationDate = creationDate[:-len('\\n')]
| pydocs | pep-0616.rst:168 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | modern | str-affix-removal/modern_05.py | creationDate = header['POT-Creation-Date'].removesuffix('\\n')
| pydocs | pep-0616.rst:176 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | str-affix-removal | 616 | 3.9 | modern | str-affix-removal/modern_06.py | s = 'Foo' * 100 + 'Bar'
prefix = 'Foo'
while s.startswith(prefix): s = s.removeprefix(prefix)
s
| pydocs | pep-0616.rst:205 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-notes | 678 | 3.11 | modern | exception-notes/modern_01.py | try:
raise TypeError('bad type')
except Exception as e:
e.add_note('Add some information')
raise
| pydocs | pep-0678.rst:67 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | exception-notes | 678 | 3.11 | modern | exception-notes/modern_02.py | @contextlib.contextmanager
def add_exc_note(note: str):
try:
yield
except Exception as err:
err.add_note(note)
raise
with add_exc_note(f"While attempting to frobnicate {item=}"):
frobnicate_or_raise(item)
| pydocs | pep-0678.rst:325 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | class-creation-hooks | 487 | 3.6 | modern | class-creation-hooks/modern_01.py | class QuestBase:
# this is implicitly a @classmethod (see below for motivation)
def __init_subclass__(cls, swallow, **kwargs):
cls.swallow = swallow
super().__init_subclass__(**kwargs)
class Quest(QuestBase, swallow="african"):
pass
Quest.swallow
| pydocs | pep-0487.rst:66 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | class-creation-hooks | 487 | 3.6 | modern | class-creation-hooks/modern_02.py | import weakref
class WeakAttribute:
def __get__(self, instance, owner):
return instance.__dict__[self.name]()
def __set__(self, instance, value):
instance.__dict__[self.name] = weakref.ref(value)
# this is the new initializer:
def __set_name__(self, owner, name):
self.name = n... | pydocs | pep-0487.rst:107 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | class-creation-hooks | 487 | 3.6 | modern | class-creation-hooks/modern_03.py | class PluginBase:
subclasses = []
def __init_subclass__(cls, **kwargs):
super().__init_subclass__(**kwargs)
cls.subclasses.append(cls)
| pydocs | pep-0487.rst:194 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | class-creation-hooks | 487 | 3.6 | modern | class-creation-hooks/modern_04.py | class Trait:
def __init__(self, minimum, maximum):
self.minimum = minimum
self.maximum = maximum
def __get__(self, instance, owner):
return instance.__dict__[self.key]
def __set__(self, instance, value):
if self.minimum < value < self.maximum:
instance.__dict__[... | pydocs | pep-0487.rst:213 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_01.py | @dataclass
class InventoryItem:
'''Class for keeping track of an item in inventory.'''
name: str
unit_price: float
quantity_on_hand: int = 0
def total_cost(self) -> float:
return self.unit_price * self.quantity_on_hand
| pydocs | pep-0557.rst:42 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | legacy | dataclasses/legacy_01.py | def __init__(self, name: str, unit_price: float, quantity_on_hand: int = 0) -> None:
self.name = name
self.unit_price = unit_price
self.quantity_on_hand = quantity_on_hand
def __repr__(self):
return f'InventoryItem(name={self.name!r}, unit_price={self.unit_price!r}, quantity_on_hand={self.quantity_on_ha... | pydocs | pep-0557.rst:55 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_02.py | @dataclass
class C:
...
@dataclass()
class C:
...
@dataclass(init=True, repr=True, eq=True, order=False, unsafe_hash=False, frozen=False)
class C:
...
| pydocs | pep-0557.rst:176 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_03.py | @dataclass
class C:
a: int # 'a' has no default value
b: int = 0 # assign a default value for 'b'
| pydocs | pep-0557.rst:265 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_04.py | @dataclass
class C:
x: int
y: int = field(repr=False)
z: int = field(repr=False, default=10)
t: int = 20
| pydocs | pep-0557.rst:342 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_05.py | @dataclass
class C:
a: float
b: float
c: float = field(init=False)
def __post_init__(self):
self.c = self.a + self.b
| pydocs | pep-0557.rst:383 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_06.py | @dataclass
class C:
i: int
j: int = None
database: InitVar[DatabaseType] = None
def __post_init__(self, database):
if self.j is None and database is not None:
self.j = database.lookup('j')
c = C(10, database=my_database)
| pydocs | pep-0557.rst:423 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_07.py | @dataclass
class Base:
x: Any = 15.0
y: int = 0
@dataclass
class C(Base):
z: int = 10
x: int = 15
| pydocs | pep-0557.rst:464 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_08.py | @dataclass
class D:
x: List = []
def add(self, element):
self.x += element
| pydocs | pep-0557.rst:519 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_09.py | @dataclass
class D:
x: list = field(default_factory=list)
assert D().x is not D().x
| pydocs | pep-0557.rst:550 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_10.py | @dataclass
class Point:
x: int
y: int
@dataclass
class C:
l: List[Point]
p = Point(10, 20)
assert asdict(p) == {'x': 10, 'y': 20}
c = C([Point(0, 0), Point(10, 4)])
assert asdict(c) == {'l': [{'x': 0, 'y': 0}, {'x': 10, 'y': 4}]}
| pydocs | pep-0557.rst:571 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_11.py | C = make_dataclass('C',
[('x', int),
'y',
('z', int, field(default=5))],
namespace={'add_one': lambda self: self.x + 1})
| pydocs | pep-0557.rst:613 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_12.py | @dataclass
class C:
x: int
y: 'typing.Any'
z: int = 5
def add_one(self):
return self.x + 1
| pydocs | pep-0557.rst:621 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | legacy | dataclasses/legacy_02.py | Time = namedtuple('Time', ['hour', 'minute'])
def get_time():
return Time(12, 0)
| pydocs | pep-0557.rst:710 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_13.py | @dataclass
class C:
x: int
@classmethod
def from_file(cls, filename):
with open(filename) as fl:
file_value = int(fl.read())
return C(file_value)
c = C.from_file('file.txt')
| pydocs | pep-0557.rst:762 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_14.py | @dataclass
class Square:
length: float
area: float = field(init=False, default=0.0)
def __post_init__(self):
self.area = self.length * self.length
s1 = Square(1.0)
s2 = replace(s1, length=2.0)
| pydocs | pep-0557.rst:831 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_15.py | @dataclass(init=False)
class ArgHolder:
args: List[Any]
kwargs: Mapping[Any, Any]
def __init__(self, *args, **kwargs):
self.args = args
self.kwargs = kwargs
a = ArgHolder(1, 2, three=3)
| pydocs | pep-0557.rst:867 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | legacy | dataclasses/legacy_03.py | class Application:
def __init__(self, name, requirements, constraints=None, path='', executable_links=None, executables_dir=()):
self.name = name
self.requirements = requirements
self.constraints = {} if constraints is None else constraints
self.path = path
self.executable_li... | pydocs | pep-0557.rst:883 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | dataclasses | 557 | 3.7 | modern | dataclasses/modern_16.py | @dataclass
class Application:
name: str
requirements: List[Requirement]
constraints: Dict[str, str] = field(default_factory=dict)
path: str = ''
executable_links: List[str] = field(default_factory=list)
executable_dir: Tuple[str] = ()
additional_items: List[str] = field(init=False, default_f... | pydocs | pep-0557.rst:898 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_01.py | a = ZoneInfo(key)
b = ZoneInfo(key)
assert a is b
| pydocs | pep-0615.rst:108 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_02.py | a = ZoneInfo.no_cache(key)
b = ZoneInfo(key)
a is not b
| pydocs | pep-0615.rst:152 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_03.py | NYC0 = ZoneInfo("America/New_York")
NYC0 is ZoneInfo("America/New_York")
ZoneInfo.clear_cache()
NYC1 = ZoneInfo("America/New_York")
NYC0 is NYC1
NYC1 is ZoneInfo("America/New_York")
| pydocs | pep-0615.rst:219 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_04.py | NYC0 = ZoneInfo("America/New_York")
LA0 = ZoneInfo("America/Los_Angeles")
ZoneInfo.clear_cache(only_keys=["America/New_York"])
NYC1 = ZoneInfo("America/New_York")
LA0 = ZoneInfo("America/Los_Angeles")
NYC0 is NYC1
LA0 is LA1
| pydocs | pep-0615.rst:234 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_05.py | zone = ZoneInfo("Pacific/Kwajalein")
str(zone)
dt = datetime(2020, 4, 1, 3, 15, tzinfo=zone)
f"{dt.isoformat()} [{dt.tzinfo}]"
| pydocs | pep-0615.rst:263 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_06.py | zone = ZoneInfo.from_file(f)
str(zone)
| pydocs | pep-0615.rst:275 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_07.py | a = ZoneInfo("Europe/Berlin")
b = pickle.loads(europe_berlin_pkl)
a is b
| pydocs | pep-0615.rst:310 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_08.py | a = ZoneInfo("Europe/Berlin")
b = pickle.loads(europe_berlin_pkl_nc)
a is b
| pydocs | pep-0615.rst:324 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | zoneinfo | 615 | 3.9 | modern | zoneinfo/modern_09.py | reset_tzpath(to=["/my/custom/tzdb"])
a = ZoneInfo("My/Custom/Zone")
reset_tzpath()
b = ZoneInfo("My/Custom/Zone")
del a
del b
c = ZoneInfo("My/Custom/Zone")
| pydocs | pep-0615.rst:534 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.11 | explicit-encoding | 597 | 3.10 | modern | explicit-encoding/modern_01.py | def read_text(self, encoding=None, errors=None):
encoding = io.text_encoding(encoding)
with self.open(mode='r', encoding=encoding, errors=errors) as f:
return f.read()
| pydocs | pep-0597.rst:174 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_01.py | def greeting(name: str) -> str:
return 'Hello ' + name
| pydocs | pep-0484.rst:35 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_02.py | Url = str
def retry(url: Url, retry_count: int) -> None: ...
| pydocs | pep-0484.rst:201 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_03.py | from typing import TypeVar, Iterable, Tuple
T = TypeVar('T', int, float, complex)
Vector = Iterable[Tuple[T, T]]
def inproduct(v: Vector[T]) -> T:
return sum(x*y for x, y in v)
def dilate(v: Vector[T], scale: T) -> Vector[T]:
return ((x * scale, y * scale) for x, y in v)
vec = [] # type: Vector[float]
| pydocs | pep-0484.rst:213 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_04.py | from typing import TypeVar, Iterable, Tuple
T = TypeVar('T', int, float, complex)
def inproduct(v: Iterable[Tuple[T, T]]) -> T:
return sum(x*y for x, y in v)
def dilate(v: Iterable[Tuple[T, T]], scale: T) -> Iterable[Tuple[T, T]]:
return ((x * scale, y * scale) for x, y in v)
vec = [] # type: Iterable[Tuple[... | pydocs | pep-0484.rst:227 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_05.py | from typing import Callable
def feeder(get_next_item: Callable[[], str]) -> None:
...
# Body
def async_query(on_success: Callable[[int], None],
on_error: Callable[[int, Exception], None]) -> None:
...
# Body
| pydocs | pep-0484.rst:245 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_06.py | def partial(func: Callable[..., str], *args) -> Callable[..., str]:
...
# Body
| pydocs | pep-0484.rst:258 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_07.py | from typing import Mapping, Set
def notify_by_email(employees: Set[Employee], overrides: Mapping[str, str]) -> None: ...
| pydocs | pep-0484.rst:285 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_08.py | from typing import Sequence, TypeVar
T = TypeVar('T') # Declare type variable
def first(l: Sequence[T]) -> T: # Generic function
return l[0]
| pydocs | pep-0484.rst:292 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_09.py | from typing import TypeVar, Text
AnyStr = TypeVar('AnyStr', Text, bytes)
def concat(x: AnyStr, y: AnyStr) -> AnyStr:
return x + y
| pydocs | pep-0484.rst:313 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_10.py | def count_truthy(elements: List[Any]) -> int:
return sum(1 for elem in elements if elem)
| pydocs | pep-0484.rst:342 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_11.py | from typing import TypeVar, Generic
from logging import Logger
T = TypeVar('T')
class LoggedVar(Generic[T]):
def __init__(self, value: T, name: str, logger: Logger) -> None:
self.name = name
self.logger = logger
self.value = value
def set(self, new: T) -> None:
self.log('Set '... | pydocs | pep-0484.rst:355 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_12.py | from typing import Iterable
def zero_all_vars(vars: Iterable[LoggedVar[int]]) -> None:
for var in vars:
var.set(0)
| pydocs | pep-0484.rst:384 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
train | 3.12 | type-hints | 484 | 3.5 | modern | type-hints/modern_13.py | from typing import TypeVar, Generic
T = TypeVar('T')
def fun_1(x: T) -> T: ... # T here
def fun_2(x: T) -> T: ... # and here could be different
fun_1(1) # This is OK, T is inferred to be int
fun_2('a') # This is also OK, now T is str
| pydocs | pep-0484.rst:467 | e449c7e446faec3ecf953e83fbe677b771bf5d7c | CC0-1.0 |
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