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author | Jacob Walls <jacobtylerwalls@gmail.com> | 2023-03-11 14:54:32 -0500 |
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committer | GitHub <noreply@github.com> | 2023-03-11 14:54:32 -0500 |
commit | 4c56ba82d7aac50b1ea34e929833c91418e1d117 (patch) | |
tree | 8b8d3594de027cbd970e24d9ff117f05f10ebb51 /pylint/checkers | |
parent | 74e6efcec09dff861254289465a3f06c803dbc4f (diff) | |
download | pylint-git-4c56ba82d7aac50b1ea34e929833c91418e1d117.tar.gz |
Fix a crash when `TYPE_CHECKING` is used without importing it (#8435)
Diffstat (limited to 'pylint/checkers')
-rw-r--r-- | pylint/checkers/utils.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/pylint/checkers/utils.py b/pylint/checkers/utils.py index 4fdb3ad22..325429afe 100644 --- a/pylint/checkers/utils.py +++ b/pylint/checkers/utils.py @@ -1918,7 +1918,10 @@ def in_type_checking_block(node: nodes.NodeNG) -> bool: if isinstance(ancestor.test, nodes.Name): if ancestor.test.name != "TYPE_CHECKING": continue - maybe_import_from = ancestor.test.lookup(ancestor.test.name)[1][0] + lookup_result = ancestor.test.lookup(ancestor.test.name)[1] + if not lookup_result: + return False + maybe_import_from = lookup_result[0] if ( isinstance(maybe_import_from, nodes.ImportFrom) and maybe_import_from.modname == "typing" |