drop by index pandas code example

Example 1: how to drop columns in pandas

>>>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

Example 2: df.drop index

df.reset_index(drop=True, inplace=True)

Example 3: drop column dataframe

df.drop(columns=['Unnamed: 0'])

Example 4: pandas df remove index

df = df.reset_index(drop=True)