0:此文并不想拆requests的功能,目的仅仅只是让自己以后写的代码更pythonic.可能会涉及到一部分requests的功能模块,但全看心情. 1.另一种类的初始化方式 class Request(object): """The :class:`Request` object. It carries out all functionality of Requests. Recommended interface is with the Requests function…
""" The main QuerySet implementation. This provides the public API for the ORM. """ import copy import sys import warnings from collections import OrderedDict, deque from django.conf import settings from django.core import ex…
Item 14: Prefer Exceptions to Returning None Functions that returns None to indicate special meaning are error prone because None and other values (e.g., zero, the empty string) all evaluate to False in conditional expressions. Raise exceptions to in…