74 строки
2.2 KiB
Python
74 строки
2.2 KiB
Python
#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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"""
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Authentication is implemented using flask_login and different environments can
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implement their own login mechanisms by providing an `airflow_login` module
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in their PYTHONPATH. airflow_login should be based off the
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`airflow.www.login`
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isort:skip_file
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"""
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# flake8: noqa: F401
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# pylint: disable=wrong-import-position
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import sys
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from typing import Callable, Optional
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from airflow import settings
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from airflow import version
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__version__ = version.version
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__all__ = ['__version__', 'login', 'DAG']
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settings.initialize()
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login: Optional[Callable] = None
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PY37 = sys.version_info >= (3, 7)
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PY38 = sys.version_info >= (3, 8)
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def __getattr__(name):
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# PEP-562: Lazy loaded attributes on python modules
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if name == "DAG":
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from airflow.models.dag import DAG # pylint: disable=redefined-outer-name
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return DAG
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if name == "AirflowException":
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from airflow.exceptions import AirflowException # pylint: disable=redefined-outer-name
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return AirflowException
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raise AttributeError(f"module {__name__} has no attribute {name}")
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# This is never executed, but tricks static analyzers (PyDev, PyCharm,
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# pylint, etc.) into knowing the types of these symbols, and what
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# they contain.
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STATICA_HACK = True
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globals()['kcah_acitats'[::-1].upper()] = False
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if STATICA_HACK: # pragma: no cover
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from airflow.models.dag import DAG
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from airflow.exceptions import AirflowException
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if not PY37:
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from pep562 import Pep562
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Pep562(__name__)
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