Answers for "drop a column python"

85

drop a column pandas

df.drop(['column_1', 'Column_2'], axis = 1, inplace = True)
Posted by: Guest on November-08-2020
4

python code to drop columns from dataframe

# Let df be a dataframe
# Let new_df be a dataframe after dropping a column

new_df = df.drop(labels='column_name', axis=1)

# Or if you don't want to change the name of the dataframe
df = df.drop(labels='column_name', axis=1)

# Or to remove several columns
df = df.drop(['list_of_column_names'], axis=1)

# axis=0 for 'rows' and axis=1 for columns
Posted by: Guest on April-25-2020
8

drop columns pandas

df.drop(columns=['B', 'C'])
Posted by: Guest on March-23-2020
1

python how to drop columns from dataframe

# When you have many columns, and only want to keep a few:
# drop columns which are not needed.

# df = pandas.Dataframe()
columnsToKeep = ['column_1', 'column_13', 'column_99']
df_subset = df[columnsToKeep]

# Or:
df = df[columnsToKeep]
Posted by: Guest on November-04-2021
18

df.drop

>>>df = pd.DataFrame(np.arange(12).reshape(3, 4), 
                     columns=['A', 'B', 'C', 'D'])
>>>df
   A  B   C   D
0  0  1   2   3
1  4  5   6   7
2  8  9  10  11

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

OR

>>> df.drop(columns=['B', 'C'])
   A   D
0  0   3
1  4   7
2  8  11
Posted by: Guest on March-26-2020
0

drop column from dataframe

var = dataframe.drop(['col', 'col'], axis=1)
var.sum()
Posted by: Guest on August-12-2021

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