From: Miłosz Stypiński <mstypins@cisco.com>
Date: Wed, 26 May 2021 11:20:47 +0000 (+0200)
Subject: add inspect module in mapper.py, check if validators are funclike object (e.g. cyfunc... 
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=50cd462af7435a2239f04f8ca47d246e39cbbf3d;p=thirdparty%2Fsqlalchemy%2Fsqlalchemy.git

add inspect module in mapper.py, check if validators are funclike object (e.g. cyfunction from Cython)
---

diff --git a/lib/sqlalchemy/orm/mapper.py b/lib/sqlalchemy/orm/mapper.py
index 6054029aa7..5cea675ff1 100644
--- a/lib/sqlalchemy/orm/mapper.py
+++ b/lib/sqlalchemy/orm/mapper.py
@@ -18,6 +18,7 @@ from __future__ import absolute_import
 
 from collections import deque
 from itertools import chain
+import inspect
 import sys
 import types
 import weakref
@@ -1262,7 +1263,7 @@ class Mapper(
                 method = method._sa_original_init
                 if isinstance(method, types.MethodType):
                     method = method.__func__
-            if isinstance(method, types.FunctionType):
+            if isinstance(method, types.FunctionType) or inspect._signature_is_functionlike(method):
                 if hasattr(method, "__sa_reconstructor__"):
                     self._reconstructor = method
                     event.listen(manager, "load", _event_on_load, raw=True)