modin.pandas.Series.dt.is_quarter_start¶
- Series.dt.is_quarter_start[source] (https://github.com/snowflakedb/snowpark-python/blob/v1.26.0/snowpark-python/.tox/docs/lib/python3.9/site-packages/modin/pandas/series_utils.py#L667-L669)¶
Indicator for whether the date is the first day of a quarter.
- Returns:
is_quarter_start – The same type as the original data with boolean values. Series will have the same name and index. DatetimeIndex will have the same name.
- Return type:
See also
quarter
Return the quarter of the date.
is_quarter_end
Similar property for indicating the quarter end.
Examples
This method is available on Series with datetime values under the .dt accessor, and directly on DatetimeIndex.
>>> df = pd.DataFrame({'dates': pd.date_range("2017-03-30", ... periods=4)}) >>> df.assign(quarter=df.dates.dt.quarter, ... is_quarter_start=df.dates.dt.is_quarter_start) dates quarter is_quarter_start 0 2017-03-30 1 False 1 2017-03-31 1 False 2 2017-04-01 2 True 3 2017-04-02 2 False