code: def POST(self):
          
          post = FormsDict()
          # We default to application/x-www-form-urlencoded for everything that
          # is not multipart and take the fast path (also: 3.1 workaround)
          if not self.content_type.startswith('multipart/'):
              maxlen = max(0, min(self.content_length, self.MEMFILE_MAX))
              pairs = _parse_qsl(tonat(self.body.read(maxlen), 'latin1'))
              for key, value in pairs[:self.MAX_PARAMS]:
                  post[key] = value
              return post
  
          safe_env = {'QUERY_STRING':''} # Build a safe environment for cgi
          for key in ('REQUEST_METHOD', 'CONTENT_TYPE', 'CONTENT_LENGTH'):
              if key in self.environ: safe_env[key] = self.environ[key]
          args = dict(fp=self.body, environ=safe_env, keep_blank_values=True)
          if py >= (3,2,0):
              args['encoding'] = 'ISO-8859-1'
          if NCTextIOWrapper:
              args['fp'] = NCTextIOWrapper(args['fp'], encoding='ISO-8859-1',
                                           newline='\n')
          data = cgi.FieldStorage(**args)
          for item in (data.list or [])[:self.MAX_PARAMS]:
              post[item.name] = item if item.filename else item.value
          return post
docs: The values of :attr:`forms` and :attr:`files` combined into a single
              :class:`FormsDict`. Values are either strings (form values) or
              instances of :class:`cgi.FieldStorage` (file uploads).