Using this example Excel-File and copying it's content by strg + c:

this python code creates a dataframe out of the clipboard-content:

import pandas as pd

df = pd.read_clipboard(sep=r'\s\s+')

Resulting df:

    a   b   c
0   12  1   4
1   13  1   5
2   14  1   6
3   15  1   7
4   16  1   8
5   17  1   9