Merge pull request #85 from PropGit/demo

[Issue #57] Fixed server string format error.  No more annoying Value…

Author: paragitadmin

BlocklyServer.py

@@ -69,9 +69,11 @@ def ports(self):
             filtered_ports = []
             for port in ports:
                 self.logger.debug('Port %s discovered.', port)
+                # Filter out Bluetooth ports; they are risky to open and scan
                 if ' bt ' not in port.lower() and 'bluetooth' not in port.lower():
                     filtered_ports.append(port)
-                    self.logger.debug("Port %2 appended to list.", port)
+                else:
+                    self.logger.debug("Port %s filtered from the list.", port)
             return filtered_ports
         else:
             # No useable ports detected. Need to determine how the browser