Issue2378: pdb would delete free variables when stepping into a class statement.
The problem was introduced by r53954, the correction is to restore the symmetry between
PyFrame_FastToLocals and PyFrame_LocalsToFast
diff --git a/Lib/test/test_scope.py b/Lib/test/test_scope.py
index cd2d98c..3914ed0 100644
--- a/Lib/test/test_scope.py
+++ b/Lib/test/test_scope.py
@@ -519,6 +519,24 @@
self.assert_("x" not in varnames)
self.assert_("y" in varnames)
+ def testLocalsClass_WithTrace(self):
+ # Issue23728: after the trace function returns, the locals()
+ # dictionary is used to update all variables, this used to
+ # include free variables. But in class statements, free
+ # variables are not inserted...
+ import sys
+ sys.settrace(lambda a,b,c:None)
+ try:
+ x = 12
+
+ class C:
+ def f(self):
+ return x
+
+ assert x == 12 # Used to raise UnboundLocalError
+ finally:
+ sys.settrace(None)
+
def testBoundAndFree(self):
# var is bound and free in class