def get_extr_lics_comment(self, extr_lics):
comment_list = list(self.graph.triples(<EOL>(extr_lics, RDFS.comment, None)))<EOL>if len(comment_list) > <NUM_LIT:1> :<EOL><INDENT>self.more_than_one_error('<STR_LIT>')<EOL>return<EOL><DEDENT>elif len(comment_list) == <NUM_LIT:1>:<EOL><INDENT>return comment_list[<NUM_LIT:0>][<NUM_LIT:2>]<EOL><DEDENT>else:<EOL><INDENT>return<EOL><DEDENT>
Return license comment or None.