网络检查器提供误报python

import win32com.client as w
import socket
s = w.Dispatch("SAPI.SpVoice")
try:
    socket.setdefaulttimeout(5)
    socket.socket(socket.AF_INET, socket.SOCK_STREAM).connect(("8.8.8.8", 53))
    a = True
except Exception:
    a = False
    pass

while a == True:
    while True:
        try:
            socket.setdefaulttimeout(5)
            socket.socket(socket.AF_INET, socket.SOCK_STREAM).connect(("8.8.8.8", 53))
            s.Speak("Internet connected")
            break
        except Exception:
            continue
    while True:
        try:
            socket.setdefaulttimeout(5)
            socket.socket(socket.AF_INET, socket.SOCK_STREAM).connect(("8.8.8.8", 53))
            continue
        except Exception:
            s.Speak("Internet disconnected")
            break

while a == False:
    while True:
        try:
            socket.setdefaulttimeout(5)
            socket.socket(socket.AF_INET, socket.SOCK_STREAM).connect(("8.8.8.8", 53))
            continue
        except Exception:
            s.Speak("Internet disconnected")
            break
    while True:
        try:
            socket.setdefaulttimeout(5)
            socket.socket(socket.AF_INET, socket.SOCK_STREAM).connect(("8.8.8.8", 53))
            s.Speak("Internet connected")
        except Exception:
            continue