[pandas] categorised group using pd.cut

import pandas as pd

prods = pd.DataFrame({'hour':range(0, 24)})
b = [0, 6, 11, 12, 17, 24]
l = ['Late Night', 'Morning','Lunch', 'Arvo', 'Even']
prods['session'] = pd.cut(prods['hour'], bins=b, labels=l, include_lowest=True)

"""
    hour     session
0      0  Late Night
1      1  Late Night
2      2  Late Night
3      3  Late Night
4      4  Late Night
5      5  Late Night
6      6  Late Night
7      7     Morning
8      8     Morning
9      9     Morning
10    10     Morning
11    11     Morning
12    12       Lunch
13    13        Arvo
14    14        Arvo
15    15        Arvo
16    16        Arvo
17    17        Arvo
18    18        Even
19    19        Even
20    20        Even
21    21        Even
22    22        Even
23    23        Even
"""