depend: work around the potential None referer in get_co_using_ctypes #5663
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
If
ctypes
is (manually) added to hidden imports under python 3.7, one ofreferers
entries processed inget_co_using_ctypes()
method ofPyiModuleGraph
ends up being None. This in turn causes error when itsidentifier
property is accessed, causing #3825.Work around the problem by explicitly skipping
None
entries.Fixes #3825.