code: def eqMutualReceptions(self):
          
          mrs = self.reMutualReceptions()
          res = []
          for ID, receptions in mrs.items():
              for pair in receptions:
                  if pair[0] == pair[1]:
                      res.append(pair[0])
          return res
docs: Returns a list with mutual receptions with the 
          object and other planets, when the reception is the 
          same for both (both ruler or both exaltation).
          
          It basically return a list with every ruler-ruler and 
          exalt-exalt mutual receptions