Pandas drop()

1 개요

Pandas drop()

판다스 drop()

import pandas as pd
df = pd.DataFrame([
[5.1, 1.4, "setosa"],
[4.9, 1.4, "setosa"],
[4.7, 1.3, "setosa"],
],columns=['Sepal.Length', 'Petal.Length', 'Species'])
print( df )

행 삭제

import pandas as pd
df = pd.DataFrame([
[5.1, 1.4, "setosa"],
[4.9, 1.4, "setosa"],
[4.7, 1.3, "setosa"],
],columns=['Sepal.Length', 'Petal.Length', 'Species'])
print( df.drop(1) )

import pandas as pd
df = pd.DataFrame([
[5.1, 1.4, "setosa"],
[4.9, 1.4, "setosa"],
[4.7, 1.3, "setosa"],
],columns=['Sepal.Length', 'Petal.Length', 'Species'])
print( df.drop([0,1]) )

열 삭제

import pandas as pd
df = pd.DataFrame([
[5.1, 1.4, "setosa"],
[4.9, 1.4, "setosa"],
[4.7, 1.3, "setosa"],
],columns=['Sepal.Length', 'Petal.Length', 'Species'])
print( df.drop(columns=['Sepal.Length', 'Petal.Length']) )

import pandas as pd
df = pd.DataFrame([
[5.1, 1.4, "setosa"],
[4.9, 1.4, "setosa"],
[4.7, 1.3, "setosa"],
],columns=['Sepal.Length', 'Petal.Length', 'Species'])
print( df.drop(['Sepal.Length', 'Petal.Length'], axis=1) )

2 같이 보기

• Pandas dot()
• Pandas drop_duplicates()

3 참고

• https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.drop.html