Delete pandas/Test_Pandas.py
Browse files- pandas/Test_Pandas.py +0 -282
pandas/Test_Pandas.py
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"""
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Generated by RIMI
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"""
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import sys
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import traceback
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passed = 0
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failed = 0
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skipped = 0
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def test(name, func):
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global passed, failed, skipped
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try:
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result = func()
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if isinstance(result, str) and result == "SKIP":
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skipped += 1
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print(f" SKIP #{passed+failed+skipped:02d} {name}")
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else:
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passed += 1
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print(f" OK #{passed+failed+skipped:02d} {name}")
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except Exception as e:
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failed += 1
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print(f" FAIL #{passed+failed+skipped:02d} {name}: {e}")
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traceback.print_exc()
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print("=" * 60)
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print("pandas 2.3.3 — Android norelro test")
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print("Python", sys.version)
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print("=" * 60)
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# 1. import pandas
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test("import pandas", lambda: __import__("pandas"))
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# 2. version check
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test("pandas.__version__", lambda: None if __import__("pandas").__version__ == "2.3.3" else (_ for _ in ()).throw(Exception(f"wrong version")))
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# 3. import numpy (bundled dep)
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test("import numpy (bundled dep)", lambda: __import__("numpy"))
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# 4. DataFrame basics
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test("DataFrame create", lambda: __import__("pandas").DataFrame({"a": [1, 2], "b": [3, 4]}))
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# 5. DataFrame shape
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def test_shape():
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import pandas as pd
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df = pd.DataFrame({"a": [1, 2, 3], "b": [4, 5, 6]})
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assert df.shape == (3, 2), f"wrong shape: {df.shape}"
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test("DataFrame shape", test_shape)
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# 6. DataFrame head/tail
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def test_head_tail():
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import pandas as pd
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df = pd.DataFrame({"x": range(100)})
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assert len(df.head(5)) == 5
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assert len(df.tail(5)) == 5
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test("DataFrame head/tail", test_head_tail)
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# 7. DataFrame dtypes
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def test_dtypes():
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import pandas as pd
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df = pd.DataFrame({"a": [1, 2], "b": [1.0, 2.0], "c": ["x", "y"]})
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assert df.dtypes["a"].name == "int64"
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assert df.dtypes["b"].name == "float64"
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assert df.dtypes["c"].name == "object"
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test("DataFrame dtypes", test_dtypes)
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# 8. DataFrame describe
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def test_describe():
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import pandas as pd
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df = pd.DataFrame({"a": [1, 2, 3, 4, 5]})
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desc = df.describe()
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assert desc.loc["mean", "a"] == 3.0
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test("DataFrame describe", test_describe)
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# 9. DataFrame groupby
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def test_groupby():
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import pandas as pd
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df = pd.DataFrame({"g": ["a", "a", "b"], "v": [1, 2, 3]})
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result = df.groupby("g")["v"].sum()
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assert result["a"] == 3
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assert result["b"] == 3
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test("DataFrame groupby", test_groupby)
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# 10. DataFrame sort
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def test_sort():
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import pandas as pd
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df = pd.DataFrame({"a": [3, 1, 2]})
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df_sorted = df.sort_values("a")
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assert list(df_sorted["a"]) == [1, 2, 3]
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test("DataFrame sort_values", test_sort)
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# 11. DataFrame apply
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def test_apply():
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import pandas as pd
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df = pd.DataFrame({"a": [1, 2, 3]})
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result = df["a"].apply(lambda x: x * 2)
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assert list(result) == [2, 4, 6]
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test("DataFrame apply", test_apply)
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# 12. DataFrame merge
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def test_merge():
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import pandas as pd
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a = pd.DataFrame({"k": [1, 2], "v": ["a", "b"]})
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b = pd.DataFrame({"k": [1, 2], "w": ["c", "d"]})
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m = a.merge(b, on="k")
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assert list(m.columns) == ["k", "v", "w"]
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assert len(m) == 2
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test("DataFrame merge", test_merge)
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# 13. DataFrame concat
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def test_concat():
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import pandas as pd
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a = pd.DataFrame({"a": [1, 2]})
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b = pd.DataFrame({"a": [3, 4]})
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c = pd.concat([a, b], ignore_index=True)
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assert list(c["a"]) == [1, 2, 3, 4]
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test("DataFrame concat", test_concat)
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# 14. DataFrame fillna/dropna
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def test_fillna():
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import pandas as pd
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df = pd.DataFrame({"a": [1, None, 3]})
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filled = df.fillna(0)
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assert list(filled["a"]) == [1.0, 0.0, 3.0]
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dropped = df.dropna()
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assert len(dropped) == 2
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test("DataFrame fillna/dropna", test_fillna)
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# 15. DataFrame pivot
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def test_pivot():
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import pandas as pd
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df = pd.DataFrame({"r": ["a", "a"], "c": ["x", "y"], "v": [1, 2]})
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p = df.pivot(index="r", columns="c", values="v")
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assert p.loc["a", "x"] == 1
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assert p.loc["a", "y"] == 2
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test("DataFrame pivot", test_pivot)
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# 16. DataFrame melt
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def test_melt():
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import pandas as pd
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df = pd.DataFrame({"id": [1], "x": [2], "y": [3]})
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m = pd.melt(df, id_vars=["id"])
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assert len(m) == 2
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test("DataFrame melt", test_melt)
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# 17. Series operations
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def test_series():
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import pandas as pd
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s = pd.Series([1, 2, 3, 4])
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assert s.sum() == 10
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assert s.mean() == 2.5
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assert s.max() == 4
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assert s.min() == 1
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test("Series agg ops", test_series)
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# 18. DatetimeIndex
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def test_datetime():
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import pandas as pd
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dates = pd.date_range("2024-01-01", periods=5, freq="D")
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assert len(dates) == 5
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assert dates[0].year == 2024
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assert dates[0].month == 1
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assert dates[0].day == 1
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test("DatetimeIndex", test_datetime)
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# 19. Timedelta
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def test_timedelta():
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import pandas as pd
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td = pd.Timedelta("1 day 2 hours")
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assert td.total_seconds() == 93600.0
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test("Timedelta", test_timedelta)
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# 20. read_csv / to_csv roundtrip
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def test_csv():
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import pandas as pd, os, tempfile
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df = pd.DataFrame({"a": [1, 2, 3], "b": ["x", "y", "z"]})
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with tempfile.NamedTemporaryFile(suffix=".csv", delete=False, mode="w") as f:
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df.to_csv(f, index=False)
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tmp = f.name
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df2 = pd.read_csv(tmp)
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os.unlink(tmp)
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assert list(df2["a"]) == [1, 2, 3]
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assert list(df2["b"]) == ["x", "y", "z"]
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test("read_csv / to_csv roundtrip", test_csv)
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# 21. read_json / to_json roundtrip
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def test_json():
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import pandas as pd, os, tempfile
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df = pd.DataFrame({"a": [1, 2], "b": [3.0, 4.0]})
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with tempfile.NamedTemporaryFile(suffix=".json", delete=False) as f:
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df.to_json(f, orient="records")
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tmp = f.name
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df2 = pd.read_json(tmp, orient="records")
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os.unlink(tmp)
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assert list(df2["a"]) == [1, 2]
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test("read_json / to_json roundtrip", test_json)
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# 22. DataFrame value_counts
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def test_value_counts():
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import pandas as pd
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s = pd.Series(["a", "b", "a", "a", "b"])
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vc = s.value_counts()
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assert vc["a"] == 3
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assert vc["b"] == 2
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test("Series value_counts", test_value_counts)
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# 23. DataFrame corr
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def test_corr():
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import pandas as pd
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df = pd.DataFrame({"a": [1, 2, 3], "b": [2, 4, 6]})
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corr = df["a"].corr(df["b"])
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assert abs(corr - 1.0) < 1e-10
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test("DataFrame corr", test_corr)
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# 24. DataFrame map/replace
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def test_replace():
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import pandas as pd
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s = pd.Series([1, 2, 3])
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r = s.replace({1: "a", 2: "b", 3: "c"})
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assert list(r) == ["a", "b", "c"]
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test("Series replace", test_replace)
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# 25. MultiIndex
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def test_multiindex():
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import pandas as pd
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arrays = [["a", "a", "b", "b"], [1, 2, 1, 2]]
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idx = pd.MultiIndex.from_arrays(arrays, names=["l1", "l2"])
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df = pd.DataFrame({"v": [10, 20, 30, 40]}, index=idx)
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assert df.loc["a", 1].iloc[0] == 10
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test("MultiIndex", test_multiindex)
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# 26. DataFrame to_numpy
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def test_to_numpy():
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import pandas as pd
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df = pd.DataFrame({"a": [1, 2], "b": [3, 4]})
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arr = df.to_numpy()
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assert arr.shape == (2, 2)
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assert arr[0, 0] == 1
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assert arr[1, 1] == 4
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test("DataFrame to_numpy", test_to_numpy)
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# 27. Categorical
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def test_categorical():
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import pandas as pd
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s = pd.Categorical(["a", "b", "a", "c"])
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assert len(s) == 4
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assert s.categories.tolist() == ["a", "b", "c"]
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test("Categorical", test_categorical)
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# 28. DataFrame assign
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def test_assign():
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import pandas as pd
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df = pd.DataFrame({"a": [1, 2]})
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df2 = df.assign(b=df["a"] * 10)
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assert list(df2["b"]) == [10, 20]
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test("DataFrame assign", test_assign)
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# 29. DataFrame pipe
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def test_pipe():
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import pandas as pd
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df = pd.DataFrame({"a": [1, 2, 3]})
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def add_one(data):
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return data.assign(b=data["a"] + 1)
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df2 = df.pipe(add_one)
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assert list(df2["b"]) == [2, 3, 4]
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test("DataFrame pipe", test_pipe)
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# 30. DataFrame nunique/nlargest
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def test_nlargest():
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import pandas as pd
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df = pd.DataFrame({"a": [10, 1, 5, 20, 3]})
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top = df.nlargest(2, "a")
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assert list(top["a"]) == [20, 10]
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test("DataFrame nlargest", test_nlargest)
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print()
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print("=" * 60)
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print(f"RESULT: {passed} PASS, {failed} FAIL, {skipped} SKIP")
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print("=" * 60)
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if failed > 0:
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sys.exit(1)
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