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how to drop a column by name in pandas

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pug_nacious_pug answered on June 29, 2020 Popularity 10/10 Helpfulness 2/10

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>>> midx = pd.MultiIndex(levels=[['lama', 'cow', 'falcon'],
...                              ['speed', 'weight', 'length']],
...                      codes=[[0, 0, 0, 1, 1, 1, 2, 2, 2],
...                             [0, 1, 2, 0, 1, 2, 0, 1, 2]])
>>> df = pd.DataFrame(index=midx, columns=['big', 'small'],
...                   data=[[45, 30], [200, 100], [1.5, 1], [30, 20],
...                         [250, 150], [1.5, 0.8], [320, 250],
...                         [1, 0.8], [0.3, 0.2]])
>>> df
                big     small
lama    speed   45.0    30.0
        weight  200.0   100.0
        length  1.5     1.0
cow     speed   30.0    20.0
        weight  250.0   150.0
        length  1.5     0.8
falcon  speed   320.0   250.0
        weight  1.0     0.8
        length  0.3     0.2

Popularity 10/10 Helpfulness 2/10 Language python

Source: pandas.pydata.org

Tags: drop pandas python

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Contributed on Aug 29 2020

pug_nacious_pug

0 Answers Avg Quality 2/10

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drop a column from dataframe

Comment

#To delete the column without having to reassign df
df.drop('column_name', axis=1, inplace=True)

Popularity 10/10 Helpfulness 10/10 Language python

Source: stackoverflow.com

Tags: dataframe data

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Contributed on Aug 25 2020

Desert Trap

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how to drop a column by name in pandas

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>>> df.drop(columns=['B', 'C'])
   A   D
0  0   3
1  4   7
2  8  11

Popularity 10/10 Helpfulness 7/10 Language python

Source: pandas.pydata.org

Tags: drop

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Contributed on Aug 29 2020

pug_nacious_pug

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drop a column from dataframe

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df = df.drop('column_name', 1)

Popularity 10/10 Helpfulness 6/10 Language python

Source: stackoverflow.com

Tags: dataframe data

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Contributed on Aug 25 2020

Desert Trap

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pandas drop column by name

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df.drop(columns=['Column_Name1','Column_Name2'], axis=1, inplace=True)

Popularity 10/10 Helpfulness 6/10 Language python

Source: Grepper

Tags: drop

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Contributed on Sep 15 2021

M.U

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pandas remove column

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del df['column_name']

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Source: stackoverflow.com

Tags: pandas pa

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Contributed on Nov 10 2020

Worrisome Wallaby

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pandas dataframe delete column

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del df['column_name']

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Source: stackoverflow.com

Tags: dataframe data

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Contributed on Jun 29 2020

Magnificent Mole

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drop a column from dataframe

Comment

#working with "text" syntax for the columns:
df.drop(['column_nameA', 'column_nameB'], axis=1, inplace=True)

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Source: stackoverflow.com

Tags: dataframe data

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Contributed on Aug 25 2020

Desert Trap

0 Answers Avg Quality 2/10

how to drop a column in python

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# axis=1 tells Python that we want to apply function on columns instead of rows
# To delete the column permanently from original dataframe df, we can use the option inplace=True

df.drop(['column_1', 'Column_2'], axis = 1, inplace = True)

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Source: Grepper

Tags: drop

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Contributed on Mar 09 2022

DON-PECH

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delete pandas column

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del df["column"]

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Source: Grepper

Tags: pandas pa

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Contributed on Sep 28 2021

MahmoudNoor

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remove a column from dataframe

Comment

del df['column_name'] #to remove a column from dataframe

Popularity 10/10 Helpfulness 5/10 Language python

Source: stackoverflow.com

Tags: dataframe data

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Contributed on Jul 20 2020

Handsome Hawk

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how to drop a column by name in pandas

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