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| author | Anthony Sottile <asottile@umich.edu> | 2022-08-29 10:05:24 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-08-29 17:05:24 +0300 |
| commit | 9c2b9348e21a4ba3e995345501898c383972752d (patch) | |
| tree | c34e379990ab41eec808c6fe7c5f9ab53f2d4484 /Lib/ast.py | |
| parent | 026ab6f4e50658b798be8d1ccf4f3005966e33ea (diff) | |
| download | cpython-9c2b9348e21a4ba3e995345501898c383972752d.tar.gz cpython-9c2b9348e21a4ba3e995345501898c383972752d.zip | |
ast.parse: check `feature_version` common case first (GH-94640)
Diffstat (limited to 'Lib/ast.py')
| -rw-r--r-- | Lib/ast.py | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Lib/ast.py b/Lib/ast.py index ebf4529f79b..8af6d1ed14d 100644 --- a/Lib/ast.py +++ b/Lib/ast.py @@ -40,13 +40,13 @@ def parse(source, filename='<unknown>', mode='exec', *, flags = PyCF_ONLY_AST if type_comments: flags |= PyCF_TYPE_COMMENTS - if isinstance(feature_version, tuple): + if feature_version is None: + feature_version = -1 + elif isinstance(feature_version, tuple): major, minor = feature_version # Should be a 2-tuple. if major != 3: raise ValueError(f"Unsupported major version: {major}") feature_version = minor - elif feature_version is None: - feature_version = -1 # Else it should be an int giving the minor version for 3.x. return compile(source, filename, mode, flags, _feature_version=feature_version) |