Опубликовано пт, 12/04/2020 - 17:33 пользователем Ksenia
df['year'] = pd.DatetimeIndex(df['col_in_date_format']).year
df['year'] = df['first_day_exposition'].dt.year
df['month'] = pd.DatetimeIndex(df['col_in_date_format']).month
df['month'] = df['first_day_exposition'].dt.month_name()
df['weekday_name'] = df['col_in_date_format'].dt.day_name()