[issue38081] Different behavior of os.path.realpath('nul') in 3.7 and 3.8
Steve Dower
report at bugs.python.org
Tue Sep 10 12:28:03 EDT 2019
Steve Dower <steve.dower at python.org> added the comment:
What does pip use it for?
Applying the below change avoids the exception, but produces \\.\nul as the result, which may or may not be any better.
diff --git a/Lib/ntpath.py b/Lib/ntpath.py
index 1d22d5f1dc..becfa20a83 100644
--- a/Lib/ntpath.py
+++ b/Lib/ntpath.py
@@ -537,7 +537,7 @@ else:
except OSError as ex:
# Stop on file (2) or directory (3) not found, or
# paths that are not reparse points (4390)
- if ex.winerror in (2, 3, 4390):
+ if ex.winerror in (1, 2, 3, 4390):
break
raise
except ValueError:
@@ -555,7 +555,7 @@ else:
# Allow file (2) or directory (3) not found, invalid syntax (123),
# and symlinks that cannot be followed (1921)
- allowed_winerror = 2, 3, 123, 1921
+ allowed_winerror = 2, 3, 87, 123, 1921
# Non-strict algorithm is to find as much of the target directory
# as we can and join the rest.
----------
assignee: -> steve.dower
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<https://bugs.python.org/issue38081>
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