utils.py 文件源码

def get_type(data):
    try:
        ms = magic.open(magic.MAGIC_NONE)
        ms.load()
        file_type = ms.buffer(data)
    except:
        try:
            file_type = magic.from_buffer(data)
        except:
            return ''
    finally:
        try:
            ms.close()
        except:
            pass

    return file_type