FM / methods

/usr/local/lib64/python3.6/site-packages/pandas/tests/frame/methods/

/usr/local/lib64/python3.6/site-packages/pandas/tests/frame/methods

Name	Size	Mode	Actions
__pycache__/	-	0755	rm
test_align.py	10339	0644	edit dl rm
test_append.py	7399	0644	edit dl rm
test_asfreq.py	1970	0644	edit dl rm
test_asof.py	5767	0644	edit dl rm
test_assign.py	2982	0644	edit dl rm
test_astype.py	21027	0644	edit dl rm
test_at_time.py	3205	0644	edit dl rm
test_between_time.py	3675	0644	edit dl rm
test_clip.py	6028	0644	edit dl rm
test_combine.py	1359	0644	edit dl rm
test_combine_first.py	12748	0644	edit dl rm
test_compare.py	6158	0644	edit dl rm
test_count.py	1068	0644	edit dl rm
test_cov_corr.py	11888	0644	edit dl rm
test_describe.py	12492	0644	edit dl rm
test_diff.py	7374	0644	edit dl rm
test_drop.py	15662	0644	edit dl rm
test_droplevel.py	855	0644	edit dl rm
test_drop_duplicates.py	13387	0644	edit dl rm
test_duplicated.py	3191	0644	edit dl rm
test_explode.py	5294	0644	edit dl rm
test_filter.py	4933	0644	edit dl rm
test_first_and_last.py	1803	0644	edit dl rm
test_head_tail.py	1194	0644	edit dl rm
test_interpolate.py	11816	0644	edit dl rm
test_isin.py	7324	0644	edit dl rm
test_nlargest.py	6731	0644	edit dl rm
test_pct_change.py	3436	0644	edit dl rm
test_pop.py	1226	0644	edit dl rm
test_quantile.py	18028	0644	edit dl rm
test_rank.py	11377	0644	edit dl rm
test_reindex_like.py	1187	0644	edit dl rm
test_rename.py	12543	0644	edit dl rm
test_rename_axis.py	4074	0644	edit dl rm
test_replace.py	59230	0644	edit dl rm
test_reset_index.py	12506	0644	edit dl rm
test_round.py	7916	0644	edit dl rm
test_select_dtypes.py	12104	0644	edit dl rm
test_set_index.py	19571	0644	edit dl rm
test_shift.py	10324	0644	edit dl rm
test_sort_index.py	25678	0644	edit dl rm
test_sort_values.py	25358	0644	edit dl rm
test_to_dict.py	9989	0644	edit dl rm
test_to_period.py	984	0644	edit dl rm
test_to_records.py	13981	0644	edit dl rm
test_to_timestamp.py	4020	0644	edit dl rm
test_transpose.py	2426	0644	edit dl rm
test_truncate.py	4180	0644	edit dl rm
test_tz_convert.py	3415	0644	edit dl rm
test_tz_localize.py	666	0644	edit dl rm
test_update.py	4259	0644	edit dl rm
test_value_counts.py	2631	0644	edit dl rm
__init__.py	229	0644	edit dl rm

Edit: /usr/local/lib64/python3.6/site-packages/pandas/tests/frame/methods/test_combine.py (1359B)

import numpy as np
import pytest

import pandas as pd
import pandas._testing as tm

class TestCombine:
    @pytest.mark.parametrize(
        "data",
        [
            pd.date_range("2000", periods=4),
            pd.date_range("2000", periods=4, tz="US/Central"),
            pd.period_range("2000", periods=4),
            pd.timedelta_range(0, periods=4),
        ],
    )
    def test_combine_datetlike_udf(self, data):
        # GH#23079
        df = pd.DataFrame({"A": data})
        other = df.copy()
        df.iloc[1, 0] = None

def combiner(a, b):
            return b

result = df.combine(other, combiner)
        tm.assert_frame_equal(result, other)

def test_combine_generic(self, float_frame):
        df1 = float_frame
        df2 = float_frame.loc[float_frame.index[:-5], ["A", "B", "C"]]

combined = df1.combine(df2, np.add)
        combined2 = df2.combine(df1, np.add)
        assert combined["D"].isna().all()
        assert combined2["D"].isna().all()

chunk = combined.loc[combined.index[:-5], ["A", "B", "C"]]
        chunk2 = combined2.loc[combined2.index[:-5], ["A", "B", "C"]]

exp = (
            float_frame.loc[float_frame.index[:-5], ["A", "B", "C"]].reindex_like(chunk)
            * 2
        )
        tm.assert_frame_equal(chunk, exp)
        tm.assert_frame_equal(chunk2, exp)

import numpy as np import pytest import pandas as pd import pandas._testing as tm class TestCombine: @pytest.mark.parametrize( "data", [ pd.date_range("2000", periods=4), pd.date_range("2000", periods=4, tz="US/Central"), pd.period_range("2000", periods=4), pd.timedelta_range(0, periods=4), ], ) def test_combine_datetlike_udf(self, data): # GH#23079 df = pd.DataFrame({"A": data}) other = df.copy() df.iloc[1, 0] = None def combiner(a, b): return b result = df.combine(other, combiner) tm.assert_frame_equal(result, other) def test_combine_generic(self, float_frame): df1 = float_frame df2 = float_frame.loc[float_frame.index[:-5], ["A", "B", "C"]] combined = df1.combine(df2, np.add) combined2 = df2.combine(df1, np.add) assert combined["D"].isna().all() assert combined2["D"].isna().all() chunk = combined.loc[combined.index[:-5], ["A", "B", "C"]] chunk2 = combined2.loc[combined2.index[:-5], ["A", "B", "C"]] exp = ( float_frame.loc[float_frame.index[:-5], ["A", "B", "C"]].reindex_like(chunk) * 2 ) tm.assert_frame_equal(chunk, exp) tm.assert_frame_equal(chunk2, exp)