from ldap3 import Server, Connection, ALL, NTLM

# 连接

server = Server('public.ad.com', get_info=ALL)

str_user = 'demo.ad\\zhangxiaomeng'

str_password = 'DE201906#'

bool_haslogin =True

try:

    conn = Connection(server, user=str_user, password=str_password, auto_bind=True, authentication=NTLM)

except:

    bool_haslogin = False

    print("Error loging AD Server...")

else:

    print("Sucessfull loging AD!!!")

print(str(bool_haslogin))