REST framework

restframework 下的APIView--源码分析
        
    url(r‘^books/$‘, views.BookView.as_view(),name="books")#  View下的view

    books/一旦被访问： view(request) ------APIView: dispatch()
        
    def dispatch():
        
        构建request对象
    self.request=Request(request)
    self.request._request
    self.request.GET  # get
    self.request.data # POST  PUT
          
    分发----if get请求：
    if request.method.lower() in self.http_method_names:
        handler = getattr(self, request.method.lower(),
                                    self.http_method_not_allowed)
    else:
        handler = self.http_method_not_allowed   

    response = handler(request, *args, **kwargs) # self.get(request, *args, **kwargs)
                    
    return response