From 1b333777116a47e47025ded473cb30410600cdd5 Mon Sep 17 00:00:00 2001
From: Ahmad Bilal Khalid <ahmedbilal96@gmail.com>
Date: Wed, 3 Jul 2019 17:53:22 +0500
Subject: [PATCH] watch_prefix method skips event if its value is None

---
 .gitignore      | 1 +
 etcd_wrapper.py | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..bee8a64
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+__pycache__
diff --git a/etcd_wrapper.py b/etcd_wrapper.py
index 4620e84..7c86771 100644
--- a/etcd_wrapper.py
+++ b/etcd_wrapper.py
@@ -45,4 +45,8 @@ class Etcd3Wrapper(object):
     def watch_prefix(self, *args, value_in_json=False, **kwargs):
         r, _ = self.client.watch_prefix(*args, **kwargs)
         for event in r:
-            yield EtcdEntry(event, event.value, value_in_json=value_in_json)
+            # if e.value is None don't propagate its value
+            if event.value is None:
+                continue
+            event = EtcdEntry(event, event.value, value_in_json=value_in_json)
+            yield event
\ No newline at end of file