parameters: (url, opener=urllib.request.urlopen)
return_statement: return fp
docstring: Open a urllib2 request, handling HTTP authentication
docstring_summary: Open a urllib2 request, handling HTTP authentication
docstring_tokens: Open a urllib2 request handling HTTP authentication
function: def open_with_auth(url, opener=urllib.request.urlopen):
      """Open a urllib2 request, handling HTTP authentication"""
  
      parsed = urllib.parse.urlparse(url)
      scheme, netloc, path, params, query, frag = parsed
  
      # Double scheme does not raise on macOS as revealed by a
      # failing test. We would expect "nonnumeric port". Refs #20.
      if netloc.endswith(':'):
          raise http_client.InvalidURL("nonnumeric port: ''")
  
      if scheme in ('http', 'https'):
          auth, address = _splituser(netloc)
      else:
          auth = None
  
      if not auth:
          cred = PyPIConfig().find_credential(url)
          if cred:
              auth = str(cred)
              info = cred.username, url
              log.info('Authenticating as %s for %s (from .pypirc)', *info)
  
      if auth:
          auth = "Basic " + _encode_auth(auth)
          parts = scheme, address, path, params, query, frag
          new_url = urllib.parse.urlunparse(parts)
          request = urllib.request.Request(new_url)
          request.add_header("Authorization", auth)
      else:
          request = urllib.request.Request(url)
  
      request.add_header('User-Agent', user_agent)
      fp = opener(request)
  
      if auth:
          # Put authentication info back into request URL if same host,
          # so that links found on the page will work
          s2, h2, path2, param2, query2, frag2 = urllib.parse.urlparse(fp.url)
          if s2 == scheme and h2 == address:
              parts = s2, netloc, path2, param2, query2, frag2
              fp.url = urllib.parse.urlunparse(parts)
  
      return fp
function_tokens: def open_with_auth ( url , opener = urllib . request . urlopen ) : parsed = urllib . parse . urlparse ( url ) scheme , netloc , path , params , query , frag = parsed # Double scheme does not raise on macOS as revealed by a # failing test. We would expect "nonnumeric port". Refs #20. if netloc . endswith ( ':' ) : raise http_client . InvalidURL ( "nonnumeric port: ''" ) if scheme in ( 'http' , 'https' ) : auth , address = _splituser ( netloc ) else : auth = None if not auth : cred = PyPIConfig ( ) . find_credential ( url ) if cred : auth = str ( cred ) info = cred . username , url log . info ( 'Authenticating as %s for %s (from .pypirc)' , * info ) if auth : auth = "Basic " + _encode_auth ( auth ) parts = scheme , address , path , params , query , frag new_url = urllib . parse . urlunparse ( parts ) request = urllib . request . Request ( new_url ) request . add_header ( "Authorization" , auth ) else : request = urllib . request . Request ( url ) request . add_header ( 'User-Agent' , user_agent ) fp = opener ( request ) if auth : # Put authentication info back into request URL if same host, # so that links found on the page will work s2 , h2 , path2 , param2 , query2 , frag2 = urllib . parse . urlparse ( fp . url ) if s2 == scheme and h2 == address : parts = s2 , netloc , path2 , param2 , query2 , frag2 fp . url = urllib . parse . urlunparse ( parts ) return fp