def fetch():
    retval = {}
    content = retrieve_content(__url__)

    if __check__ not in content:
        for line in content.split('\n'):
            line = line.strip()
            if not line or line.startswith('#') or '.' not in line or "Shunlist" in line:
                continue
            line = line.lower()
            if "malware distribution" in line:
                info = "malware distribution"
            elif " ek " in line:
                info = "malicious"
            elif any(_ in line for _ in ("c&c", "malware", "botnet", "virus")):
                info = "malware"
            else:
                info = "known attacker"
            retval[line.split(",")[0]] = (info, __reference__)

    return retval
dataset/ETHPy150Open stamparm/maltrail/trails/feeds/autoshun.py/fetch/operator `in` -> `not in`