drop 1st column pandas code example

Example 1: remove 1st column pandas

df = df.drop(df.columns[[0, 1, 3]], axis=1)  # df.columns is zero-based pd.Index

Example 2: pandas drop columns by index

cols = [1,2,4,5,12]
df.drop(df.columns[cols],axis=1,inplace=True)

Example 3: removing features pandas

df.drop([‘feature_1’,’feature_2’], inplace = True, axis = 1)

Example 4: how to delete a column from a dataframe in python

del df['column']

Example 5: remove a columns in pandas

DataFrame.drop(self, labels=None, axis=0, index=None, columns=None, level=None, inplace=False, errors='raise')[source]

Example 6: drop the first column pandas

df.set_index['column'] # column refers to column to be set as index

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