backends: PEP8ness, copyright (#30451)
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# django-mellon - SAML2 authentication for Django
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# Copyright (C) 2014-2019 Entr'ouvert
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from django.contrib.auth.backends import ModelBackend
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from . import utils
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@ -6,7 +21,7 @@ from . import utils
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class SAMLBackend(ModelBackend):
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def authenticate(self, saml_attributes):
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# without an issuer we can do nothing
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if not 'issuer' in saml_attributes:
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if 'issuer' not in saml_attributes:
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return
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idp = utils.get_idp(saml_attributes['issuer'])
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adapters = utils.get_adapters(idp)
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