bug, code not work

[varta2014]

hi
i have just today error , before work well !?

Error login, check user and password
Traceback (most recent call last):
File "main.py", line 226, in
main(sys.argv[1:])
File "main.py", line 195, in main
user = User(email, password)
File "E:\packt\user.py", line 24, in init
self.header["Authorization"] = self.get_token()
File "E:\packt\user.py", line 39, in get_token
print("Error {}".format(e))
NameError: name 'e' is not defined

please fix bug
thank you