Python pandas.util.testing.all_timeseries_index_generator() Examples

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Example #1
Source File: test_resample.py    From elasticintel with GNU General Public License v3.0 5 votes vote down vote up 
def test_resample_empty_dtypes(self):

        # Empty series were sometimes causing a segfault (for the functions
        # with Cython bounds-checking disabled) or an IndexError.  We just run
        # them to ensure they no longer do.  (GH #10228)
        for index in tm.all_timeseries_index_generator(0):
            for dtype in (np.float, np.int, np.object, 'datetime64[ns]'):
                for how in downsample_methods + upsample_methods:
                    empty_series = pd.Series([], index, dtype)
                    try:
                        getattr(empty_series.resample('d'), how)()
                    except DataError:
                        # Ignore these since some combinations are invalid
                        # (ex: doing mean with dtype of np.object)
                        pass