code: def wsgiheader(self):
          ''' Returns a wsgi conform list of header/value pairs. '''
          for c in self.COOKIES.values():
              if c.OutputString() not in self.headers.getall('Set-Cookie'):
                  self.headers.append('Set-Cookie', c.OutputString())
          # rfc2616 section 10.2.3, 10.3.5
          if self.status in (204, 304) and 'content-type' in self.headers:
              del self.headers['content-type']
          if self.status == 304:
              for h in ('allow', 'content-encoding', 'content-language',
                        'content-length', 'content-md5', 'content-range',
                        'content-type', 'last-modified'): # + c-location, expires?
                  if h in self.headers:
                       del self.headers[h]
          return list(self.headers.iterallitems()f wsgiheader(self):
          ''' Returns a wsgi conform list of header/value pairs. '''
          for c in self.COOKIES.values():
              if c.OutputString() not in self.headers.getall('Set-Cookie'):
                  self.headers.append('Set-Cookie', c.OutputString())
          # rfc2616 section 10.2.3, 10.3.5
          if self.status in (204, 304) and 'content-type' in self.headers:
              del self.headers['content-type']
          if self.status == 304:
              for h in ('allow', 'content-encoding', 'content-language',
                        'content-length', 'content-md5', 'content-range',
                        'content-type', 'last-modified'): # + c-location, expires?
                  if h in self.headers:
                       del self.headers[h]
          return list(self.headers.iterallitems())
docs: Returns a wsgi conform list of header/value pairs.