pandas.arrays.DatetimeArray.dayofyear
- 
DatetimeArray.dayofyear - 
The ordinal day of the year.
 
    © 2008–2012, AQR Capital Management, LLC, Lambda Foundry, Inc. and PyData Development Team
Licensed under the 3-clause BSD License.
    https://pandas.pydata.org/pandas-docs/version/0.24.2/reference/api/pandas.arrays.DatetimeArray.dayofyear.html