df_col = pd.concat([df1,df2], axis=1) df_col
# Pandas for Python df['col1 & col2'] = df['col1']+df['col2'] #Output #col1 col2 col1 & col2 #A1 A2 A1A2 #B1 B2 B1B2
>>> s1 = pd.Series(['a', 'b']) >>> s2 = pd.Series(['c', 'd']) >>> pd.concat([s1, s2]) 0 a 1 b 0 c 1 d dtype: object