Add two columns in a dataframe to form a list.
Add a + b = ['a','b']
df
a b
0 paul ab
1 bruno bc
Expected output
a b c
0 paul ab ['paul','ab']
1 bruno bc ['bruno','bc']
I have tried this, result was in str.
'['+ df['a'] + ',' + df['b'] + ']' gives '[paul,ab]'