import sys
import module
files = sys.argv[1:]
for filename in files:
try:
module.read_and_divide(filename)
except ZeroDivisionError:
print(f"Cannot divide by 0 in file '{filename}'")
except FileNotFoundError:
print(f"Cannot open file '{filename}'")
except ValueError as err:
print(f"ValueError {err} in file '{filename}'")
before one.txt
100.0
after one.txt
before zero.txt
Cannot divide by 0 in file zero.txt
before two.txt
Cannot open file two.txt
before text.txt
ValueError invalid literal for int() with base 10: '3.14\n' in file text.txt
before three.txt
33.333333333333336
after three.txt