def _check_common_tlv_format(self, tlv_complete_data, tlv_data_pattern,<EOL>tlv_string):
if tlv_complete_data is None:<EOL><INDENT>return False, None<EOL><DEDENT>tlv_string_split = tlv_complete_data.split(tlv_string)<EOL>if len(tlv_string_split) < <NUM_LIT:2>:<EOL><INDENT>return False, None<EOL><DEDENT>next_tlv_list = tlv_string_split[<NUM_LIT:1>].split('<STR_LIT>')[<NUM_LIT:0>]<EOL>tlv_val_set = next_tlv_list.split(tlv_data_pattern)<EOL>if len(tlv_val_set) < <NUM_LIT:2>:<EOL><INDENT>return False, None<EOL><DEDENT>return True, tlv_val_set<EOL>
Check for the common TLV format.