From 4dcff997200cc99fbdf53635206a04555fb2b27f Mon Sep 17 00:00:00 2001
From: Jaime Cura <jaime.cura@axiros.com>
Date: Fri, 31 May 2019 17:01:14 +0200
Subject: [PATCH] Free GRPC resources on stub close

Lastest versions of GRPC does not include the shutdown and destroy channel
on _del_ call. (https://github.com/grpc/grpc/issues/12531).
---
 pydgraph/client_stub.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pydgraph/client_stub.py b/pydgraph/client_stub.py
index 41a8e65..08ac853 100644
--- a/pydgraph/client_stub.py
+++ b/pydgraph/client_stub.py
@@ -70,5 +70,9 @@ def check_version(self, check, timeout=None, metadata=None,
 
     def close(self):
         """Deletes channel and stub."""
+        try:
+            self.channel.close()
+        except:
+            pass
         del self.channel
         del self.stub