test_password_hasher.py

from django.contrib.auth.hashers import BasePasswordHasher


class SimplePasswordHasher(BasePasswordHasher):
    """A simple hasher inspired by django-plainpasswordhasher to save test
    execution time
    """
    algorithm = 'dumb'  # This attribute is needed by the base class.

    def salt(self):
        return ''

    def encode(self, password, salt):
        return 'dumb$$%s' % password

    def verify(self, password, encoded):
        algorithm, hash = encoded.split('$$', 1)
        assert algorithm == 'dumb'
        return password == hash

    def safe_summary(self, encoded):
        """This is a decidedly unsafe version. The password is returned in the
        clear."""
        return {
            'algorithm': 'dumb',
            'hash': encoded.split('$', 2)[2]
        }