def __init__(self, username=None, password=None):
"""
Returns a new `UncCredentials` object. Both `username` and `password` are optional.
If neither are provided, the new object will mean that credentials are unnecessary.
`username` must be a string representing a Windows username (logon). Windows usernames
may include a domain prefix (i.e. "domain\username"). If `username` cannot be
construed as a valid Windows username, then this will raise an
`InvalidUsernameError`.
Note: UNC connections that require authentication will use the username of the
currently logged in Windows user unless specifically provided another
username.
Note: Providing `None` and `''` (the empty string) have very different meanings.
Usernames cannot be empty.
`password` must be a string representing a password.
Note: Providing `None` and `''` (the empty string) have very different meanings.
The empty string is a meaningful, legitimate password.
If only the first positional argument is provided and it is already an instance of the
`UncCredentials` class (either directly or by inheritance), this constructor will clone
it and create a new `UncCredentials` object with the same properties.
"""
if password is None and isinstance(username, self.__class__):
new_username = username._username
new_password = username._password
else:
new_username = username
new_password = password
cleaned_username = clean_username(new_username) if new_username is not None else None
if cleaned_username is None or is_valid_username(cleaned_username):
self._username = cleaned_username
self._password = new_password
else:
raise InvalidUsernameError(new_username)
def __init__(self, username=None, password=None):
r"""
Returns a new `UncCredentials` object. Both `username` and `password` are optional.
If neither are provided, the new object will mean that credentials are unnecessary.
`username` must be a string representing a Windows username (logon). Windows usernames
may include a domain prefix (i.e. "domain\username"). If `username` cannot be
construed as a valid Windows username, then this will raise an
`InvalidUsernameError`.
Note: UNC connections that require authentication will use the username of the
currently logged in Windows user unless specifically provided another
username.
Note: Providing `None` and `''` (the empty string) have very different meanings.
Usernames cannot be empty.
`password` must be a string representing a password.
Note: Providing `None` and `''` (the empty string) have very different meanings.
The empty string is a meaningful, legitimate password.
If only the first positional argument is provided and it is already an instance of the
`UncCredentials` class (either directly or by inheritance), this constructor will clone
it and create a new `UncCredentials` object with the same properties.
"""
if password is None and isinstance(username, self.__class__):
new_username = username._username
new_password = username._password
else:
new_username = username
new_password = password
cleaned_username = clean_username(
new_username) if new_username is not None else None
if cleaned_username is None or is_valid_username(cleaned_username):
self._username = cleaned_username
self._password = new_password
else:
raise InvalidUsernameError(new_username)
def test_clean_username(self):
self.assertEqual(C.clean_username('username'), 'username')
self.assertEqual(C.clean_username('userNAME'), 'userNAME')
self.assertEqual(C.clean_username(' user'), 'user')
self.assertEqual(C.clean_username('user '), 'user')
self.assertEqual(C.clean_username(' user '), 'user')