Add support for weak reference on SQL objects

nicoe · nicoe · commit 5cb7f91cd3e9 · 2025-03-30T23:52:36.000+02:00
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,3 +1,4 @@
+* Add support for weak reference on SQL objects
 * Add support for Python 3.13
 
 Version 1.5.2 - 2024-09-30
diff --git a/sql/__init__.py b/sql/__init__.py
@@ -182,7 +182,7 @@ def format2numeric(query, params):
 
 
 class Query(object):
-    __slots__ = ()
+    __slots__ = ('__weakref__',)
 
     @property
     def params(self):
@@ -243,7 +243,7 @@ def _with_params(self):
 
 
 class FromItem(object):
-    __slots__ = ()
+    __slots__ = ('__weakref__',)
 
     @property
     def alias(self):
@@ -1615,7 +1615,7 @@ def params(self):
 
 
 class Expression(object):
-    __slots__ = ()
+    __slots__ = ('__weakref__',)
 
     def __str__(self):
         raise NotImplementedError
@@ -1986,7 +1986,8 @@ class Cube(Rollup):
 
 class Window(object):
     __slots__ = (
-        '_partition', '_order_by', '_frame', '_start', '_end', '_exclude')
+        '_partition', '_order_by', '_frame', '_start', '_end', '_exclude',
+        '__weakref__')
 
     def __init__(self, partition, order_by=None,
             frame=None, start=None, end=0, exclude=None):

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,4 @@`
	`1`	`+* Add support for weak reference on SQL objects`
`1`	`2`	`* Add support for Python 3.13`
`2`	`3`
`3`	`4`	`Version 1.5.2 - 2024-09-30`