transport.py 文件源码

def download(url, filename):
    """Download .su3 file, return True on success"""
    USER_AGENT = "Wget/1.11.4"

    url = "{}i2pseeds.su3".format(url)
    req = urllib.request.Request(url, headers={"User-Agent": USER_AGENT})

    try:
        with urllib.request.urlopen(req) as resp:
            with open(filename, 'wb') as f:
                f.write(resp.read())

        if os.stat(filename).st_size > 0:
            return True
        else:
            return False
    except URLError as e:
        return False