pandas groupby sum as dataframe code example

Example 1: pandas groupby sum

df.groupby(['Fruit','Name'])['Number'].sum()

Example 2: two groupby pandas

In [8]: grouped = df.groupby('A')

In [9]: grouped = df.groupby(['A', 'B'])

Example 3: pandas sum group by

df.groupby(['Fiscal_Year','Billing_Group'])['CHARGE_AMT'].sum()