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authorYurii Karabas <1998uriyyo@gmail.com>2022-04-28 15:24:19 (GMT)
committerGitHub <noreply@github.com>2022-04-28 15:24:19 (GMT)
commit0ef8d921f5c6945aa8f386e472c4110b81ac773d (patch)
tree4c06fd7aa389289ccf3404fec29402f891d3ab91 /Doc/library
parent4ed3900041c688a02dca1eb3323083d720dd0d93 (diff)
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gh-91603: Speed up isinstance/issubclass on union types (GH-91631)
Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com> Co-authored-by: Shantanu <12621235+hauntsaninja@users.noreply.github.com>
Diffstat (limited to 'Doc/library')
-rw-r--r--Doc/library/functions.rst3
1 files changed, 2 insertions, 1 deletions
diff --git a/Doc/library/functions.rst b/Doc/library/functions.rst
index f3b8e40..3942814 100644
--- a/Doc/library/functions.rst
+++ b/Doc/library/functions.rst
@@ -905,7 +905,8 @@ are always available. They are listed here in alphabetical order.
tuples) or a :ref:`types-union` of multiple types, return ``True`` if
*object* is an instance of any of the types.
If *classinfo* is not a type or tuple of types and such tuples,
- a :exc:`TypeError` exception is raised.
+ a :exc:`TypeError` exception is raised. :exc:`TypeError` may not be
+ raised for an invalid type if an earlier check succeeds.
.. versionchanged:: 3.10
*classinfo* can be a :ref:`types-union`.