Nov-07-2018, 04:31 PM
OK, I see now that the problem is a missing line terminator, so change:
T_generalites.insert(END, f'{line1[0]:15} {line1[1]:10} {line2[1]:10}'.strip())to:
T_generalites.insert(END, f'{line1[0]:15} {line1[1]:10} {line2[1]:10}\n')