Merge pull request #41 from rytilahti/ignore_oserror_on_shutdown

Ignore OSError on socket.shutdown()

pyHS100/protocol.py

@@ -63,8 +63,14 @@ class TPLinkSmartHomeProtocol:
                     break
 
         finally:
-            sock.shutdown(socket.SHUT_RDWR)
-            sock.close()
+            try:
+                sock.shutdown(socket.SHUT_RDWR)
+                sock.close()
+            except OSError:
+                # OSX raises OSError when shutdown() gets called on a closed
+                # socket. We ignore it here as the data has already been read
+                # into the buffer at this point.
+                pass
 
         response = TPLinkSmartHomeProtocol.decrypt(buffer[4:])
         _LOGGER.debug("< (%i) %s", len(response), response)