utils.py 文件源码

def urlopen_maybe_no_check_cert(URL):
    """
    Similar to urllib.request.urlopen, but disables certificate
    verification on Mac.
    """
    context = None
    from urllib.request import urlopen
    if mac():
        from ssl import create_default_context, CERT_NONE
        context = create_default_context()
        context.check_hostname = False
        context.verify_mode = CERT_NONE
    timeout = 10 # seconds
    fp = None
    try:
        fp = urlopen(URL, timeout=timeout, context=context)
    except TypeError:
        fp = urlopen(URL, timeout=timeout)
    return fp