498     def open(self, fullurl, data=None, timeout=socket._GLOBAL_DEFAULT_TIMEOUT):  argument
500         if isinstance(fullurl, str):
501             req = Request(fullurl, data)
503             req = fullurl
1754     def open(self, fullurl, data=None):  argument
1756         fullurl = unwrap(_to_bytes(fullurl))
1757         fullurl = quote(fullurl, safe="%/:=&?~#+!$,;'@()*[]|")
1758         if self.tempcache and fullurl in self.tempcache:
1759             filename, headers = self.tempcache[fullurl]
1761             return addinfourl(fp, headers, fullurl)
1762         urltype, url = _splittype(fullurl)
1769             url = (host, fullurl) # Signal special case to open_*()
1777                 return self.open_unknown_proxy(proxy, fullurl, data)
1779                 return self.open_unknown(fullurl, data)
1790     def open_unknown(self, fullurl, data=None):  argument
1792         type, url = _splittype(fullurl)
1795     def open_unknown_proxy(self, proxy, fullurl, data=None):  argument
1797         type, url = _splittype(fullurl)