Method _validate

Lib/csv.py:109–114

(self)

        self._validate()

    def _validate(self):
        try:
            _Dialect(self)
        except TypeError as e:
            # Re-raise to get a traceback showing more user code.
            raise Error(str(e)) from None

class excel(Dialect):
    """Describe the usual properties of Excel-generated CSV files."""