Update wifi.py

Author: previ

wifi.py

@@ -161,7 +161,7 @@ def set_bot_name(cls, name):
     @classmethod
     def start_as_client(cls):
         try:
-            time.sleep(1.0)
+            time.sleep(5.0)
             ipaddr = cls.get_ipaddr("wlan0")
             if ipaddr is None or "169.254" in ipaddr:
                 raise Exception()