def __next__()

in pyqldb/cursor/stream_cursor.py [0:0]

• 15 lines of code
• 7 McCabe index (conditional complexity)

    def __next__(self):
        """
        Iterator function to implement the iterator protocol. Pulls the next page containing the results being
        iterated on when the end of the current is reached.

        :rtype: :py:class:`amazon.ion.simple_types.IonSymbol`
        :return: The Ion value in the row that the cursor is on.

        :raises StopIteration: When there are no more results.
        """
        if not self._is_open:
            raise ResultClosedError(self._session.token)

        if self._index >= len(self._page.get('Values')):
            if not self._are_there_more_results():
                raise StopIteration
            self._next_page()
            while len(self._page.get('Values')) == 0 and self._are_there_more_results():
                self._next_page()
            if len(self._page.get('Values')) == 0:
                raise StopIteration
        row = self._page.get('Values')[self._index]
        ion_value = self._value_holder_to_ion_value(row)
        self._index += 1
        return ion_value