def next_values(self):
nval = []<EOL>for k, v in self.children.items():<EOL><INDENT>if v['<STR_LIT:type>'] == '<STR_LIT:value>':<EOL><INDENT>if '<STR_LIT>' in v:<EOL><INDENT>nval += v['<STR_LIT>']('<STR_LIT>')<EOL><DEDENT><DEDENT>else:<EOL><INDENT>nval.append(k)<EOL><DEDENT><DEDENT>return nval<EOL>
Return list of valid next values