Fix bug in removing an EventLoop

capnp/capnp.pyx

@@ -1173,10 +1173,11 @@ cdef class _EventLoop:
         self.thisptr = new UnixEventLoop()
 
     def __dealloc__(self):
-        del self.thisptr
+        self.remove()
 
-    def delete(self):
+    cpdef remove(self) except +reraise_kj_exception:
         del self.thisptr
+        self.thisptr = NULL
 
     # cpdef evalLater(self, func):
     #     Py_INCREF(func)
@@ -1215,7 +1216,7 @@ DEFAULT_EVENT_LOOP = _EventLoop()
 def remove_event_loop():
     global DEFAULT_EVENT_LOOP
 
-    DEFAULT_EVENT_LOOP.delete()
+    DEFAULT_EVENT_LOOP.remove()
     DEFAULT_EVENT_LOOP = None 
 
 cdef class _CallContext:

examples/example_client.py

@@ -12,8 +12,7 @@ def example_client():
     cap = client.restore(test_capnp.TestSturdyRefObjectId.new_message(tag='testInterface'))
     cap = cap.cast_as(test_capnp.TestInterface)
 
-    remote = cap.foo(i=5)
-    response = remote.wait()
+    response = cap.foo(i=5).wait()
 
     assert response.x == '125'
     c.close()

test/test_rpc.py

@@ -35,8 +35,8 @@ def test_simple_rpc(capability):
 
     assert response.x == '125'
 
-# def test_custom_event_loop(capability):
-#     capnp.remove_event_loop()
-#     capnp.DEFAULT_EVENT_LOOP = capnp._EventLoop()
+def test_custom_event_loop(capability):
+    capnp.remove_event_loop()
+    capnp.DEFAULT_EVENT_LOOP = capnp._EventLoop()
 
-#     test_simple_rpc(capability)
+    test_simple_rpc(capability)