Head First Python--test for try-except

import os
os.getcwd()
os.chdir('d:/Python_test')
os.getcwd()

'''data = open('sketch.txt')
#print(data.readline(), end='')
try:
    for each_line in data:
        (role, line_spoken) = each_line.split(':')
        print(role, end='')
        print(' said: ', end='')
        print(line_spoken, end='')
except:
    pass