code: def mask(self):
          '''
          The array of indices to be masked. This is the union of the sets of
          outliers, bad (flagged) cadences, transit cadences, and :py:obj:`NaN`
          cadences.
  
          '''
  
          return np.array(list(set(np.concatenate([self.outmask, self.badmask,
                          self.transitmask, self.nanmask]))), dtype=intf mask(self):
          '''
          The array of indices to be masked. This is the union of the sets of
          outliers, bad (flagged) cadences, transit cadences, and :py:obj:`NaN`
          cadences.
  
          '''
  
          return np.array(list(set(np.concatenate([self.outmask, self.badmask,
                          self.transitmask, self.nanmask]))), dtype=int)
docs: The array of indices to be masked. This is the union of the sets of
          outliers, bad (flagged) cadences, transit cadences, and :py:obj:`NaN`
          cadences.