'Requires:
line -- line to parse
Returns:
nothing
Change the state to field instruction. Set the open bracket count of
the beginning of this field so  you know when it ends. Set the closed
bracket count to 0 so you don\'t prematureley exit this state.'

def __found_field_instruction_func(self, line):

    self.__state = 'field_instruction'
    self.__field_instruction_count = self.__ob_count
    self.__cb_count = 0
