def update_author_to_proceeding(self):
titles = record_get_field_instances(self.record,<EOL>tag="<STR_LIT>")<EOL>for title in titles:<EOL><INDENT>subs = field_get_subfields(title)<EOL>new_subs = []<EOL>if "<STR_LIT:a>" in subs:<EOL><INDENT>new_subs.append(("<STR_LIT:a>", subs['<STR_LIT:a>'][<NUM_LIT:0>]))<EOL><DEDENT>if "<STR_LIT:b>" in subs:<EOL><INDENT>new_subs.append(("<STR_LIT:c>", subs['<STR_LIT:b>'][<NUM_LIT:0>]))<EOL><DEDENT>record_add_field(self.record,<EOL>tag="<STR_LIT>",<EOL>subfields=new_subs)<EOL><DEDENT>record_delete_fields(self.record, tag="<STR_LIT>")<EOL>record_delete_fields(self.record, tag="<STR_LIT>")<EOL>
Move author info from 245 to 111 proceeding style.