catch OSError from getpass.getuser (#2960)

pallets · Oct 24, 2024 · e28a245 · e28a245
2 parents 5661b96 + e6b4cce
commit e28a245
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diff --git a/CHANGES.rst b/CHANGES.rst
@@ -9,6 +9,8 @@ Unreleased
 -   Logging works with client addresses containing an IPv6 scope :issue:`2952`
 -   Ignore invalid authorization parameters. :issue:`2955`
 -   Improve type annotation fore ``SharedDataMiddleware``. :issue:`2958`
+-   Compatibility with Python 3.13 when generating debugger pin and the current
+    UID does not have an associated name. :issue:`2957`
 
 
 Version 3.0.4

diff --git a/src/werkzeug/debug/__init__.py b/src/werkzeug/debug/__init__.py
@@ -173,7 +173,8 @@ def get_pin_and_cookie_name(
         # App Engine. It may also raise a KeyError if the UID does not
         # have a username, such as in Docker.
         username = getpass.getuser()
-    except (ImportError, KeyError):
+    # Python >= 3.13 only raises OSError
+    except (ImportError, KeyError, OSError):
         username = None
 
     mod = sys.modules.get(modname)