code: def __set_indel_status(self):
          
          # set indel status
          if "ins" in self.hgvs_original:
              # mutation is insertion
              self.is_insertion = True
              self.is_deletion = False
              self.is_indel = True
              self.is_non_silent = True
          elif "del" in self.hgvs_original:
              # mutation is deletion
              self.is_deletion = True
              self.is_insertion = False
              self.is_indel = True
              self.is_non_silent = True
          else:
              # not an indel
              self.is_deletion = False
              self.is_insertion = False
              self.is_indel = False
docs: Sets flags related to the mutation being an indel.