@property<EOL><INDENT>def display_name(self):<DEDENT>
if self.subject_name:<EOL><INDENT>return "<STR_LIT:U+002CU+0020>".join( [ "<STR_LIT:U+002CU+0020>".join(<EOL>[ "<STR_LIT>".format(k,v) for k, v in dn_tuple ] )<EOL>for dn_tuple in self.subject_name ])<EOL><DEDENT>for name_type in ("<STR_LIT>", "<STR_LIT>", "<STR_LIT>"):<EOL><INDENT>names = self.alt_names.get(name_type)<EOL>if names:<EOL><INDENT>return names[<NUM_LIT:0>]<EOL><DEDENT><DEDENT>return "<STR_LIT>"<EOL>
Get human-readable subject name derived from the SubjectName
        or SubjectAltName field.