Best Python code snippet using pandera_python
test_register_accessor.py
Source:test_register_accessor.py
...37 assert (before ^ after) == {'mine'}38 assert 'mine' in obj._accessors39def test_accessor_works():40 with ensure_removed(pd.Series, 'mine'):41 pd.api.extensions.register_series_accessor('mine')(MyAccessor)42 s = pd.Series([1, 2])43 assert s.mine.obj is s44 assert s.mine.prop == 'item'45 assert s.mine.method() == 'item'46def test_overwrite_warns():47 # Need to restore mean48 mean = pd.Series.mean49 try:50 with tm.assert_produces_warning(UserWarning) as w:51 pd.api.extensions.register_series_accessor('mean')(MyAccessor)52 s = pd.Series([1, 2])53 assert s.mean.prop == 'item'54 msg = str(w[0].message)55 assert 'mean' in msg56 assert 'MyAccessor' in msg57 assert 'Series' in msg58 finally:59 pd.Series.mean = mean60def test_raises_attribute_error():61 with ensure_removed(pd.Series, 'bad'):62 @pd.api.extensions.register_series_accessor("bad")63 class Bad(object):64 def __init__(self, data):65 raise AttributeError("whoops")66 with pytest.raises(AttributeError, match="whoops"):...
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