/Python/How to find number of categories in python

How to find number of categories in python

from collections import Counter
df = pd.DataFrame({'a':['apple','apple','banana','peach', 'banana', 'apple']})

print Counter(df['a'])
>> Counter({'apple': 3, 'banana': 2, 'peach': 1})

Source: stackoverflow.com

Similar codes

15 votes104 views2 answers
How to run a python script
Python
0 vote102 views1 answer
Sns multiple distributions
Python
0 vote100 views1 answer
How to access range of tuples in python
Python
0 vote94 views1 answer
Parquet folder single df dataframe
Python
0 vote96 views1 answer
Python subprocess print stdout while process running
Python
0 vote108 views1 answer
Add space before and after string python
Python
-1 vote97 views1 answer
Random forest classifier in python
Python
0 vote103 views1 answer
Camel case to snake case python
Python
0 vote64 views1 answer
Chatbot in python github
Python
8 votes108 views3 answers
Jinja templates tables
Python