pandas.DatetimeIndex.inferred_freq#
- DatetimeIndex.inferred_freq[source]#
Tries to return a string representing a frequency generated by infer_freq.
Returns None if it can’t autodetect the frequency.
Examples
For DatetimeIndex:
>>> idx = pd.DatetimeIndex(["2018-01-01", "2018-01-03", "2018-01-05"]) >>> idx.inferred_freq '2D'
For TimedeltaIndex:
>>> tdelta_idx = pd.to_timedelta(["0 days", "10 days", "20 days"]) >>> tdelta_idx TimedeltaIndex(['0 days', '10 days', '20 days'], dtype='timedelta64[ns]', freq=None) >>> tdelta_idx.inferred_freq '10D'