Fix for сlosing message formatting (#289)

* Issue #276 fixed

* Fixed flake8 warning

---------

Co-authored-by: Vasily Zakharov <[email protected]>

Author: jolaf

example/mocking_data_source.py

@@ -30,7 +30,7 @@ def recv(self, size):
         current_bytes = self.remaining_bytes[:size]
         self.remaining_bytes = self.remaining_bytes[size:]
 
-        if self.remaining_bytes is b'':
+        if self.remaining_bytes == b'':
             self.frame = None
             self.remaining_bytes = None
 

ws4py/websocket.py

@@ -462,7 +462,7 @@ def process(self, bytes):
         self.reading_buffer_size = s.parser.send(bytes) or DEFAULT_READING_SIZE
 
         if s.closing is not None:
-            logger.debug("Closing message received (%d) '%s'" % (s.closing.code, s.closing.reason))
+            logger.debug("Closing message received (%d): %s" % (s.closing.code, s.closing.reason.decode() if isinstance(s.closing.reason, bytes) else s.closing.reason))
             if not self.server_terminated:
                 self.close(s.closing.code, s.closing.reason)
             else:
@@ -471,7 +471,7 @@ def process(self, bytes):
 
         if s.errors:
             for error in s.errors:
-                logger.debug("Error message received (%d) '%s'" % (error.code, error.reason))
+                logger.debug("Error message received (%d): %s" % (error.code, error.reason.decode() if isinstance(error.reason, bytes) else error.reason))
                 self.close(error.code, error.reason)
             s.errors = []
             return False