@@ -33,6 +33,7 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
             MethodInfo getter = self.getter;
             object result;
 
+            IntPtr ts = IntPtr.Zero;
 
             if (getter == null)
             {
@@ -48,13 +49,16 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
                     return IntPtr.Zero;
                 }
 
+                ts = PythonEngine.BeginAllowThreads();
                 try
                 {
                     result = self.info.GetValue(null, null);
+                    PythonEngine.EndAllowThreads(ts);
                     return Converter.ToPython(result, self.info.PropertyType);
                 }
                 catch (Exception e)
                 {
+                    PythonEngine.EndAllowThreads(ts);
                     return Exceptions.RaiseTypeError(e.Message);
                 }
             }
@@ -65,9 +69,11 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
                 return Exceptions.RaiseTypeError("invalid target");
             }
 
+            ts = PythonEngine.BeginAllowThreads();
             try
             {
                 result = self.info.GetValue(co.inst, null);
+                PythonEngine.EndAllowThreads(ts);
                 return Converter.ToPython(result, self.info.PropertyType);
             }
             catch (Exception e)
@@ -76,6 +82,7 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
                 {
                     e = e.InnerException;
                 }
+                PythonEngine.EndAllowThreads(ts);
                 Exceptions.SetError(e);
                 return IntPtr.Zero;
             }
@@ -92,6 +99,7 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
             var self = (PropertyObject)GetManagedObject(ds);
             MethodInfo setter = self.setter;
             object newval;
+            IntPtr ts = IntPtr.Zero;
 
             if (val == IntPtr.Zero)
             {
@@ -132,12 +140,15 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
                         Exceptions.RaiseTypeError("invalid target");
                         return -1;
                     }
+                    ts = PythonEngine.BeginAllowThreads();
                     self.info.SetValue(co.inst, newval, null);
                 }
                 else
                 {
+                    ts = PythonEngine.BeginAllowThreads();
                     self.info.SetValue(null, newval, null);
                 }
+                PythonEngine.EndAllowThreads(ts);
                 return 0;
             }
             catch (Exception e)
@@ -146,6 +157,11 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
                 {
                     e = e.InnerException;
                 }
+
+                if (IntPtr.Zero != ts)
+                {
+                    PythonEngine.EndAllowThreads(ts);
+                }
                 Exceptions.SetError(e);
                 return -1;
             }
Original file line number	Diff line number	Diff line change
@@ -33,6 +33,7 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
33	33	MethodInfo getter = self.getter;
34	34	object result;
35	35
	36	+ IntPtr ts = IntPtr.Zero;
36	37
37	38	if (getter == null)
38	39	{
@@ -48,13 +49,16 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
48	49	return IntPtr.Zero;
49	50	}
50	51
	52	+ ts = PythonEngine.BeginAllowThreads();
51	53	try
52	54	{
53	55	result = self.info.GetValue(null, null);
	56	+ PythonEngine.EndAllowThreads(ts);
54	57	return Converter.ToPython(result, self.info.PropertyType);
55	58	}
56	59	catch (Exception e)
57	60	{
	61	+ PythonEngine.EndAllowThreads(ts);
58	62	return Exceptions.RaiseTypeError(e.Message);
59	63	}
60	64	}
@@ -65,9 +69,11 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
65	69	return Exceptions.RaiseTypeError("invalid target");
66	70	}
67	71
	72	+ ts = PythonEngine.BeginAllowThreads();
68	73	try
69	74	{
70	75	result = self.info.GetValue(co.inst, null);
	76	+ PythonEngine.EndAllowThreads(ts);
71	77	return Converter.ToPython(result, self.info.PropertyType);
72	78	}
73	79	catch (Exception e)
@@ -76,6 +82,7 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
76	82	{
77	83	e = e.InnerException;
78	84	}
	85	+ PythonEngine.EndAllowThreads(ts);
79	86	Exceptions.SetError(e);
80	87	return IntPtr.Zero;
81	88	}
@@ -92,6 +99,7 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
92	99	var self = (PropertyObject)GetManagedObject(ds);
93	100	MethodInfo setter = self.setter;
94	101	object newval;
	102	+ IntPtr ts = IntPtr.Zero;
95	103
96	104	if (val == IntPtr.Zero)
97	105	{
@@ -132,12 +140,15 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
132	140	Exceptions.RaiseTypeError("invalid target");
133	141	return -1;
134	142	}
	143	+ ts = PythonEngine.BeginAllowThreads();
135	144	self.info.SetValue(co.inst, newval, null);
136	145	}
137	146	else
138	147	{
	148	+ ts = PythonEngine.BeginAllowThreads();
139	149	self.info.SetValue(null, newval, null);
140	150	}
	151	+ PythonEngine.EndAllowThreads(ts);
141	152	return 0;
142	153	}
143	154	catch (Exception e)
@@ -146,6 +157,11 @@ public static IntPtr tp_descr_get(IntPtr ds, IntPtr ob, IntPtr tp)
146	157	{
147	158	e = e.InnerException;
148	159	}
	160	+
	161	+ if (IntPtr.Zero != ts)
	162	+ {
	163	+ PythonEngine.EndAllowThreads(ts);
	164	+ }
149	165	Exceptions.SetError(e);
150	166	return -1;
151	167	}