Comparador de "Googlon" do Curso Python para Zumbis. OBS: Código para Python3

gistfile1.py

class GooglonComparador:
  def __init__(self, obj, *args):
		self.obj = obj
		self.ordem_dict = {}
		for i, letra in enumerate('zmbtshjpnwlrcxkqvdgf'):
			self.ordem_dict[letra] = i
	# Menor que = Less than
	def __lt__(self, other):
		return self._comparar(self.obj, other.obj) < 0
	# Maior que = Greater than
	def __gt__(self, other):
		return self._comparar(self.obj, other.obj) > 0
	# Igual = Equals to
	def __eq__(self, other):
		return self._comparar(self.obj, other.obj) == 0
	# Menor ou igual a = Less or equal to
	def __le__(self, other):
		return self._comparar(self.obj, other.obj) <= 0
	# Maior ou igual a = Greater or equal to
	def __ge__(self, other):
		return self._comparar(self.obj, other.obj) >= 0
	# Diferente de = Not equal to
	def __ne__(self, other):
		return self._comparar(self.obj, other.obj) != 0
	
	def _comparar(self, word1, word2):
		if word1 == word2:
			return 0
		if len(word1) < len(word2):
			for i in range(len(word1)):
				if self.ordem_dict[word1[i]] < self.ordem_dict[word2[i]]:
					return -1
				if self.ordem_dict[word1[i]] > self.ordem_dict[word2[i]]:
					return 1
			return -1
		else:
			for i in range(len(word2)):
				if self.ordem_dict[word1[i]] < self.ordem_dict[word2[i]]:
					return -1
				if self.ordem_dict[word1[i]] > self.ordem_dict[word2[i]]:
					return 1
			return 1


list_sort = sorted(txtB, key=GooglonComparador)