code: def parse(self, words):
          
          def exact(words):
              """If already represented as float or int, convert."""
              try:
                  return float(words)
              except:
                  return None
  
          guess = exact(words)
          if guess is not None:
              return guess
  
          split = words.split(' ')
  
          # Replace final ordinal/fraction with number
          if split[-1] in self.__fractions__:
              split[-1] = self.__fractions__[split[-1]]
          elif split[-1] in self.__ordinals__:
              split[-1] = self.__ordinals__[split[-1]]
  
          parsed_ordinals = ' '.join(split)
  
          return self.parseFloat(parsed_ordinals)
docs: A general method for parsing word-representations of numbers.
          Supports floats and integers.
  
          Args:
              words (str): Description of an arbitrary number.
  
          Returns:
              A double representation of the words.