Find matching expectations within _expectation_config.
        Args:
            expectation_type=None                : The name of the expectation type to be matched.
            column=None                          : The name of the column to be matched.
            expectation_kwargs=None              : A dictionary of kwargs to match against.
            discard_result_format_kwargs=True    : In returned expectation object(s), suppress the `result_format` parameter.
            discard_include_configs_kwargs=True  : In returned expectation object(s), suppress the `include_configs` parameter.
            discard_catch_exceptions_kwargs=True : In returned expectation object(s), suppress the `catch_exceptions` parameter.

        Returns:
            A list of matching expectation objects.
            If there are no matches, the list will be empty.

def find_expectations(self,
                          expectation_type=None,
                          column=None,
                          expectation_kwargs=None,
                          discard_result_format_kwargs=True,
                          discard_include_configs_kwargs=True,
                          discard_catch_exceptions_kwargs=True,
                          ):
        """Find matching expectations within _expectation_config.
        Args:
            expectation_type=None                : The name of the expectation type to be matched.
            column=None                          : The name of the column to be matched.
            expectation_kwargs=None              : A dictionary of kwargs to match against.
            discard_result_format_kwargs=True    : In returned expectation object(s), suppress the `result_format` parameter.
            discard_include_configs_kwargs=True  : In returned expectation object(s), suppress the `include_configs` parameter.
            discard_catch_exceptions_kwargs=True : In returned expectation object(s), suppress the `catch_exceptions` parameter.

        Returns:
            A list of matching expectation objects.
            If there are no matches, the list will be empty.
        """

        match_indexes = self.find_expectation_indexes(
            expectation_type,
            column,
            expectation_kwargs,
        )

        return self._copy_and_clean_up_expectations_from_indexes(
            match_indexes,
            discard_result_format_kwargs,
            discard_include_configs_kwargs,
            discard_catch_exceptions_kwargs,
        )