Method _validate_char

dash/dash_table/Format.py:103–107

(self, value)

            getattr(self, kw)(val)

    def _validate_char(self, value):
        self._validate_string(value)

        if len(value) != 1:
            raise ValueError("expected value to a string of length one")

    def _validate_non_negative_integer_or_none(self, value):
        if value is None: