mitogen.master: Fix stdlib discovery when sys.prefix contains symlinks

moreati · moreati · commit 9a19f0ed1604 · 2021-12-05T18:32:45.000Z
This can be he case when Python has been installed with Homebrew.
diff --git a/mitogen/master.py b/mitogen/master.py
@@ -108,7 +108,7 @@ def _stdlib_paths():
     ]
     prefixes = (getattr(sys, a, None) for a in attr_candidates)
     version = 'python%s.%s' % sys.version_info[0:2]
-    s = set(os.path.abspath(os.path.join(p, 'lib', version))
+    s = set(os.path.realpath(os.path.join(p, 'lib', version))
             for p in prefixes if p is not None)
 
     # When running 'unit2 tests/module_finder_test.py' in a Py2 venv on Ubuntu

Original file line number	Diff line number	Diff line change
`@@ -108,7 +108,7 @@ def _stdlib_paths():`
`108`	`108`	`]`
`109`	`109`	`prefixes = (getattr(sys, a, None) for a in attr_candidates)`
`110`	`110`	`version = 'python%s.%s' % sys.version_info[0:2]`
`111`		`- s = set(os.path.abspath(os.path.join(p, 'lib', version))`
	`111`	`+ s = set(os.path.realpath(os.path.join(p, 'lib', version))`
`112`	`112`	`for p in prefixes if p is not None)`
`113`	`113`
`114`	`114`	`# When running 'unit2 tests/module_finder_test.py' in a Py2 venv on Ubuntu`