one should release the mutex

modules/communication/liquidsoap/client.py

@@ -95,10 +95,6 @@ class LiquidSoapClient:
 
         data = '';
 
-
-        # otherwise sometimes messages will be mixed together
-
-
         try:
             # set timeout
             self.client.settimeout(timeout)
@@ -119,6 +115,7 @@ class LiquidSoapClient:
 
         except Exception as e:
             print(e)
+            self.mutex.release()
             pass
 
         return data