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-rw-r--r--resources/libraries/python/PythonThree.py39
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diff --git a/resources/libraries/python/PythonThree.py b/resources/libraries/python/PythonThree.py
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--- a/resources/libraries/python/PythonThree.py
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-# Copyright (c) 2019 Cisco and/or its affiliates.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at:
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-"""Library holding utility functions to be replaced by later Python builtins."""
-
-from robot.api import logger
-
-
-def raise_from(raising, excepted, level="WARN"):
- """Function to be replaced by "raise from" in Python 3.
-
- Neither "six" nor "future" offer good enough implementation right now.
- chezsoi.org/lucas/blog/displaying-chained-exceptions-stacktraces-in-python-2
-
- Current implementation just logs the excepted error, and raises the new one.
- For allower log level values, see:
- robot-framework.readthedocs.io/en/latest/autodoc/robot.api.html#log-levels
-
- :param raising: The exception to raise.
- :param excepted: The exception we excepted and want to log.
- :param level: Robot logger logging level to log with.
- :type raising: BaseException
- :type excepted: BaseException
- :type level: str
- :raises: raising
- """
- logger.write("Excepted: {exc!r}\nRaising: {rai!r}".format(
- exc=excepted, rai=raising), level)
- raise raising