code: def delete(self, name, *args):
          
  
          if isinstance(name, (str, unicode)):
              name = dns.name.from_text(name, None)
          if len(args) == 0:
              rrset = self.find_rrset(self.authority, name, dns.rdataclass.ANY,
                                      dns.rdatatype.ANY, dns.rdatatype.NONE,
                                      dns.rdatatype.ANY, True, True)
          elif isinstance(args[0], dns.rdataset.Rdataset):
              for rds in args:
                  for rd in rds:
                      self._add_rr(name, 0, rd, dns.rdataclass.NONE)
          else:
              args = list(args)
              if isinstance(args[0], dns.rdata.Rdata):
                  for rd in args:
                      self._add_rr(name, 0, rd, dns.rdataclass.NONE)
              else:
                  rdtype = args.pop(0)
                  if isinstance(rdtype, (str, unicode)):
                      rdtype = dns.rdatatype.from_text(rdtype)
                  if len(args) == 0:
                      rrset = self.find_rrset(self.authority, name,
                                              self.zone_rdclass, rdtype,
                                              dns.rdatatype.NONE,
                                              dns.rdataclass.ANY,
                                              True, True)
                  else:
                      for s in args:
                          rd = dns.rdata.from_text(self.zone_rdclass, rdtype, s,
                                                   self.origin)
                          self._add_rr(name, 0, rd, dns.rdataclass.NONE)
docs: Delete records.  The first argument is always a name.  The other
          arguments can be:
  
                  - I{nothing}
  
                  - rdataset...
  
                  - rdata...
  
                  - rdtype, [string...]