code: def expanded_counts_map(self):
          
          if self.hpx._ipix is None:
              return self.counts
  
          output = np.zeros(
              (self.counts.shape[0], self.hpx._maxpix), self.counts.dtype)
          for i in range(self.counts.shape[0]):
              output[i][self.hpx._ipix] = self.counts[i]
          return output
docs: return the full counts map