python groupby plots code example
Example 1: groupby in pandas
>>> df = pd.DataFrame({'Animal': ['Falcon', 'Falcon',
... 'Parrot', 'Parrot'],
... 'Max Speed': [380., 370., 24., 26.]})
>>> df
Animal Max Speed
0 Falcon 380.0
1 Falcon 370.0
2 Parrot 24.0
3 Parrot 26.0
>>> df.groupby(['Animal']).mean()
Max Speed
Animal
Falcon 375.0
Parrot 25.0
Example 2: how plot graph by using group by function in python
fig, ax = plt.subplots(figsize=(15,7))
data.groupby(['date','type']).count()['amount'].unstack().plot(ax=ax)