Fix: response on /pengine/destroy_all is just "ok"

1 files changed, 1 insertions, 1 deletions

diff --git a/prolog/engine.py b/prolog/engine.py
index 94ce14a..bd1fb1d 100644
--- a/prolog/engine.py
+++ b/prolog/engine.py
@@ -59,7 +59,7 @@ def request(method, path, body=None, timeout=10):
                 raise Exception('server returned {}'.format(response.status))
 
             reply = json.loads(response.read().decode('utf-8'))
-            if reply.get('event') == 'output':
+            if isinstance(reply, dict) and reply.get('event') == 'output':
                 messages.append(_get_message(reply))
 
                 # Pull the next output. These requests should return instantly