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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 16:04:21 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 16:04:21 +0000
commit8a754e0858d922e955e71b253c139e071ecec432 (patch)
tree527d16e74bfd1840c85efd675fdecad056c54107 /test/lib/ansible_test/_util/controller/sanity/code-smell/metaclass-boilerplate.py
parentInitial commit. (diff)
downloadansible-core-upstream.tar.xz
ansible-core-upstream.zip
Adding upstream version 2.14.3.upstream/2.14.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/lib/ansible_test/_util/controller/sanity/code-smell/metaclass-boilerplate.py')
-rw-r--r--test/lib/ansible_test/_util/controller/sanity/code-smell/metaclass-boilerplate.py44
1 files changed, 44 insertions, 0 deletions
diff --git a/test/lib/ansible_test/_util/controller/sanity/code-smell/metaclass-boilerplate.py b/test/lib/ansible_test/_util/controller/sanity/code-smell/metaclass-boilerplate.py
new file mode 100644
index 0000000..8bdcfc9
--- /dev/null
+++ b/test/lib/ansible_test/_util/controller/sanity/code-smell/metaclass-boilerplate.py
@@ -0,0 +1,44 @@
+"""Require __metaclass__ boilerplate for code that supports Python 2.x."""
+from __future__ import annotations
+
+import ast
+import sys
+
+
+def main():
+ """Main entry point."""
+ for path in sys.argv[1:] or sys.stdin.read().splitlines():
+ with open(path, 'rb') as path_fd:
+ lines = path_fd.read().splitlines()
+
+ missing = True
+ if not lines:
+ # Files are allowed to be empty of everything including boilerplate
+ missing = False
+
+ for text in lines:
+ if text == b'__metaclass__ = type':
+ missing = False
+ break
+
+ if missing:
+ with open(path, encoding='utf-8') as file:
+ contents = file.read()
+
+ # noinspection PyBroadException
+ try:
+ node = ast.parse(contents)
+
+ # files consisting of only assignments have no need for metaclass boilerplate
+ # the most likely case is that of a documentation only python file
+ if all(isinstance(statement, ast.Assign) for statement in node.body):
+ missing = False
+ except Exception: # pylint: disable=broad-except
+ pass # the compile sanity test will report this error
+
+ if missing:
+ print('%s: missing: __metaclass__ = type' % path)
+
+
+if __name__ == '__main__':
+ main()