将原始日期转换为熊猫中的年/月/周几

import pandas as pd

data = {'date': ['2022-01-01', '2022-02-15', '2022-03-10']}
df = pd.DataFrame(data)

df['date'] = pd.to_datetime(df['date'])
df['year'] = df['date'].dt.year
df['month'] = df['date'].dt.month
df['weekday'] = df['date'].dt.day_name()

print(df)

        date  year  month   weekday
0 2022-01-01  2022      1    Sunday
1 2022-02-15  2022      2   Tuesday
2 2022-03-10  2022      3  Thursday