The from urllib. Request the import HTTPPasswordMgrWithDefaultRealm HTTPBasicAuthHandler, build_opener
The from urllib. Error import URLError
The import urllib
The from bs4 import BeautifulSoup
The username='here put user name'
Password='fill password here'
Url='here to put a shopping cart url (to log in to enter)'
P=HTTPPasswordMgrWithDefaultRealm (#) create a HTTPPasswordMgrWithDefaultRealm object
P.a dd_password (None, url, username, password) # add user name and password to this object
Auth_handler=HTTPBasicAuthHandler # (p) create a HTTPBasicAuthHandler instance, parameters for HTTPPasswordMgrWithDefaultRealm object
Opener=build_opener (auth_handler) # building a opener

Try:
Result=opener. Open (url)
HTML=result. The read (). The decode (' utf-8 'errors=' ignore ')
Soup=BeautifulSoup (HTML, 'LXML')
Things_need=Soup. Select (' # J_Item_1802600522449 & gt; Ul: NTH - child (1) & gt; Li: the NTH - child (6) & gt; Div: NTH - child (1) & gt; Em: NTH - child (1) ')
Print (things_need [0]. Get_text ()) #!!!!!!!!!! Here failed
Except URLError as e:
Print (" e.r eason)