/Python/Pandas convert multiple columns to categorical

Pandas convert multiple columns to categorical

#Two ways to do this
df[['parks', 'playgrounds', 'sports']].apply(lambda x: x.astype('category'))

cols = ['parks', 'playgrounds', 'sports', 'roading']:
public[cols] = public[cols].astype('category')

Source: stackoverflow.com

Similar codes

1 vote263 views1 answer
How to split a text column into two separate columns?
Python
1 vote288 views1 answer
How to define dtype of each column before actually reading csv file
Python
0 vote325 views1 answer
PermissionError: [Errno 13] Permission denied on flask
Python Flask
37 votes302 views6 answers
Lambda in python
Python
0 vote269 views1 answer
Rename column in pandas with second row
Python
0 vote284 views3 answers
Pandas to latex
Python
0 vote265 views1 answer
Python drop all variable that start with the same name
Python
6 votes296 views1 answer
How to set the icon of the window in pygame
Python
145 votes303 views5 answers
How to generate a random number python
Python
8 votes265 views2 answers
How to move a column in pandas dataframe
Python