code: def getall(self):
          
          vrfs_re = re.compile(r'(?<=^vrf definition\s)(\w+)', re.M)
  
          response = dict()
          for vrf in vrfs_re.findall(self.config):
              response[vrf] = self.get(vrf)
          return response
docs: Returns a dict object of all VRFs in the running-config
  
          Returns:
              A dict object of VRF attributes