74 lines
2.4 KiB
Python
74 lines
2.4 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# 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, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import re
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from hacking import core
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mutable_default_args = re.compile(r"^\s*def .+\((.+=\{\}|.+=\[\])")
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# D703: Found use of _() without explicit import of _!
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UNDERSCORE_IMPORT_FILES = []
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string_translation = re.compile(r"[^_]*_\(\s*('|\")")
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translated_log = re.compile(
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r"(.)*LOG\.(audit|error|info|warn|warning|critical|exception)"
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r"\(\s*_\(\s*('|\")")
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underscore_import_check = re.compile(r"(.)*import _(.)*")
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# We need this for cases where they have created their own _ function.
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custom_underscore_check = re.compile(r"(.)*_\s*=\s*(.)*")
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@core.flake8ext
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def check_explicit_underscore_import(logical_line, filename):
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"""Check for explicit import of the _ function
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We need to ensure that any files that are using the _() function
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to translate logs are explicitly importing the _ function. We
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can't trust unit test to catch whether the import has been
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added so we need to check for it here.
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"""
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# Build a list of the files that have _ imported. No further
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# checking needed once it is found.
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if filename in UNDERSCORE_IMPORT_FILES:
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pass
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elif (underscore_import_check.match(logical_line) or
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custom_underscore_check.match(logical_line)):
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UNDERSCORE_IMPORT_FILES.append(filename)
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elif (translated_log.match(logical_line) or
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string_translation.match(logical_line)):
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yield(0, "D703: Found use of _() without explicit import of _!")
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@core.flake8ext
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def no_log_warn(logical_line):
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"""Disallow 'LOG.warn('
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Deprecated LOG.warn(), instead use LOG.warning
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https://bugs.launchpad.net/senlin/+bug/1508442
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K302
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"""
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msg = "K302: LOG.warn is deprecated, please use LOG.warning!"
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if "LOG.warn(" in logical_line:
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yield (0, msg)
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@core.flake8ext
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def no_mutable_default_args(logical_line):
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msg = "K301: Method's default argument shouldn't be mutable!"
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if mutable_default_args.match(logical_line):
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yield (0, msg)
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