I have a pandas dataframe like this one
Value | Role |
---|---|
A | 1 |
A | 2 |
A | 4 |
B | FD |
B | XF |
I want to group Role by Value (I don't wanna use the groupby function)
Here are the results I am expecting
Value | Role |
---|---|
A | 1,2,4 |
B | FD,XF |
Can you help me please