code: def get_object_cat1(con, token, cat, kwargs):
          
          req_str = "/"+kwargs['id']+"?"               #/id?
          req_str += "access_token="+token             #/id?@acces_token=......
          del kwargs['id']
          
          key = settings.get_object_cat1_param[cat]    #get the param name for the category(single, multiple)
          req_str += "&"+key+"="                       #/id?@acces_token=......key=
          if key in kwargs.keys():
                  length = len( kwargs[key] )
                  for i in range(length):
                          if i == 0:
                                  req_str +=  kwargs[key][i]
                          else:
                                  req_str +=  ","+kwargs[key][i]        
          else:
                  return "Parameter Error"
          
          res = wiring.send_request("GET", con, req_str, '')
          return res
docs: Constructs the "GET" URL. The functions is used by the get_object method
          First Category of "GET" URL construction. Again calling it first category because more
          complex functions  maybe added later.