/Python/Convert categorical column to int in pandas

Convert categorical column to int in pandas

Column dataframe to int

df[[column_name]].astype(int)

3

Convert a pandas column to int

# convert Series
my_series = pd.to_numeric(my_series)

# convert column "a" of a DataFrame
df["a"] = pd.to_numeric(df["a"])

2

Source: stackoverflow.com

Convert categorical column to int in pandas

from sklearn import preprocessing

lab_encoder = preprocessing.LabelEncoder()
df['column'] = lab_encoder.fit_transform(df['column'])

0

Similar codes

13 votes195 views3 answers
Pandas set a value in colmns as the maximum value
Python
0 vote255 views1 answer
Request.build_absolute_uri django
Python Django
0 vote206 views1 answer
Build mac app from python script
Python
4 votes199 views3 answers
How to create a list from csv python
Python
13 votes209 views6 answers
How to open pickle file
Python
0 vote194 views1 answer
Gfrequency listing in pandas
Python
0 vote209 views1 answer
Hpw to create related model in django rest framework logic
Python
0 vote218 views1 answer
Modifiying line plots
Python
-2 votes205 views2 answers
Savefig matplotlib python
Python
0 vote227 views1 answer
How to let something see on screen with python
Python

Share