Tipo de exceção com exceto bloco:

#!/usr/bin/env python3

try:
    with open('input.txt', 'r') as myfile:
        for line in myfile:
            print(line)
except FileNotFoundError:
    print('Sorry, file doesn\'t exist')
except PermissionError:
    print('Sorry, you don\'t have permission to access the file')

print('Outside the with block')
Shy Skunk