import re


def NonLegalChar(Str):
    errors = r"\/:*?" + '"' + "<>!@#$%^&*()【】|、{}《》，。,."
    for i in Str:
        for s in errors:
            if i.count(s) != 0:
                return True
    return False


def Is_UUID(u: str):
    return bool(re.compile(r'^[0-9a-fA-F]{32}$').match(str(u).replace("-", "")))


def StrMinus(s, keep_len=3, ellipsis_char=".", ellipsis_count=3):
    if len(s) <= keep_len:
        return s
    truncated = s[:keep_len]
    ellipsis = ellipsis_char * ellipsis_count
    return truncated + ellipsis