urllib庫

目錄

• urllib2和urllib3:
  • urllib2模塊中的全部方法更側重於對於 Http 請求的服務
  • Python 2 name：
  • Python 3 name：

urllib2和urllib3:

urllib2模塊中的全部方法更側重於對於 Http 請求的服務

urllib 側重於 url 基本的請求構造，urllib2側重於 http 協議請求的處理，而 urllib3是服務於升級的http 1.1標準，且擁有高效 http鏈接池管理及 http 代理服務的功能庫，從 urllib 到 urllib2和 urllib3是順應互聯應用升級浪潮的，這股浪潮從通用的網絡鏈接服務到互聯網網絡的頭部應用：支持長鏈接的 http 訪問，網絡訪問不斷的便捷化。

https://blog.csdn.net/xingguo7183450/article/details/

三者的區別：

Python 2 name：

urllib.urlretrieve()
urllib.urlcleanup()
urllib.quote()
urllib.quote_plus()
urllib.unquote()
urllib.unquote_plus()
urllib.urlencode()
urllib.pathname2url()
urllib.url2pathname()
urllib.getproxies()
urllib.URLopener
urllib.FancyURLopener
urllib.ContentTooShortError
urllib2.urlopen()
urllib2.install_opener()
urllib2.build_opener()
urllib2.URLError
urllib2.HTTPError
urllib2.Request
urllib2.OpenerDirector
urllib2.BaseHandler
urllib2.HTTPDefaultErrorHandler
urllib2.HTTPRedirectHandler
urllib2.HTTPCookieProcessor
urllib2.ProxyHandler
urllib2.HTTPPasswordMgr
urllib2.HTTPPasswordMgrWithDefaultRealm
urllib2.AbstractBasicAuthHandler
urllib2.HTTPBasicAuthHandler
urllib2.ProxyBasicAuthHandler
urllib2.AbstractDigestAuthHandler
urllib2.HTTPDigestAuthHandler
urllib2.ProxyDigestAuthHandler
urllib2.HTTPHandler
urllib2.HTTPSHandler
urllib2.FileHandler
urllib2.FTPHandler
urllib2.CacheFTPHandler
urllib2.UnknownHandler

Python 3 name：

urllib.request.urlretrieve()
urllib.request.urlcleanup()
urllib.parse.quote()
urllib.parse.quote_plus()
urllib.parse.unquote()
urllib.parse.unquote_plus()
urllib.parse.urlencode()
urllib.request.pathname2url()
urllib.request.url2pathname()
urllib.request.getproxies()
urllib.request.URLopener
urllib.request.FancyURLopener
urllib.error.ContentTooShortError
urllib.request.urlopen()
urllib.request.install_opener()
urllib.request.build_opener()
urllib.error.URLError
urllib.error.HTTPError
urllib.request.Request
urllib.request.OpenerDirector
urllib.request.BaseHandler
urllib.request.HTTPDefaultErrorHandler
urllib.request.HTTPRedirectHandler
urllib.request.HTTPCookieProcessor
urllib.request.ProxyHandler
urllib.request.HTTPPasswordMgr
urllib.request.HTTPPasswordMgrWithDefaultRealm
urllib.request.AbstractBasicAuthHandler
urllib.request.HTTPBasicAuthHandler
urllib.request.ProxyBasicAuthHandler
urllib.request.AbstractDigestAuthHandler
urllib.request.HTTPDigestAuthHandler
urllib.request.ProxyDigestAuthHandler
urllib.request.HTTPHandler
urllib.request.HTTPSHandler
urllib.request.FileHandler
urllib.request.FTPHandler
urllib.request.CacheFTPHandler
urllib.request.UnknownHandler