how can i remove some columns from list in pandas dataframe code example

Example 1: drop list of columns pandas

df.drop([item for item in total_cols if item not in columns_in_use], axis=)

Example 2: delete columns pandas

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