Port negative frequency fix for pandas.date_range
to cftime_range
#8999
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pandas.date_range
,cftime_range
would previously return dates outside the range of the specified start and end dates if provided a negative frequency:This PR ports a bug fix from pandas (pandas-dev/pandas#56147) to prevent this from happening. The above example now produces:
Since this is a bug fix, we do not make any attempt to preserve the old behavior if an earlier version of pandas is installed. In the testing context this means we skip some tests for pandas versions less than 3.0.
whats-new.rst