Method fstring_start

Tools/peg_generator/pegen/parser.py:210–217

(self)

    @memoize
    def fstring_start(self) -> tokenize.TokenInfo | None:
        FSTRING_START = getattr(token, "FSTRING_START", None)
        if not FSTRING_START:
            return None
        tok = self._tokenizer.peek()
        if tok.type == FSTRING_START:
            return self._tokenizer.getnext()
        return None

    @memoize
    def fstring_middle(self) -> tokenize.TokenInfo | None: