keep_alive call policy (analogous to Boost.Python's with_custodian_and_ward, fixes #62)

2016-01-17 22:31:15 +01:00
parent 87187afe91
commit 5f218b3f2c
8 changed files with 208 additions and 4 deletions
@@ -0,0 +1,46 @@
+from __future__ import print_function
+import sys
+import gc
+sys.path.append('.')
+
+from example import Parent, Child
+
+if True:
+    p = Parent()
+    p.addChild(Child())
+    gc.collect()
+    print(p)
+    p = None
+
+gc.collect()
+print("")
+
+if True:
+    p = Parent()
+    p.returnChild()
+    gc.collect()
+    print(p)
+    p = None
+
+gc.collect()
+print("")
+
+if True:
+    p = Parent()
+    p.addChildKeepAlive(Child())
+    gc.collect()
+    print(p)
+    p = None
+gc.collect()
+print("")
+
+if True:
+    p = Parent()
+    p.returnChildKeepAlive()
+    gc.collect()
+    print(p)
+    p = None
+
+gc.collect()
+print("")
+print("Terminating..")