Selecting multiple columns in a pandas dataframe

Question

I have data in different columns but I don\'t know how to extract it to save it in another variable.

index  a   b   c
1      2   3   4
2      3   4   5
         


        

Answer 1

With pandas,

wit column names

dataframe[['column1','column2']]

to select by iloc and specific columns with index number:

dataframe.iloc[:,[1,2]]

with loc column names can be used like

dataframe.loc[:,['column1','column2']]