我们从Python开源项目中，提取了以下7个代码示例，用于说明如何使用django.utils.http.RFC3986_SUBDELIMS。
def smart_urlquote(url): "Quotes a URL if it isn't already quoted." def unquote_quote(segment): segment = unquote(force_str(segment)) # Tilde is part of RFC3986 Unreserved Characters # http://tools.ietf.org/html/rfc3986#section-2.3 # See also http://bugs.python.org/issue16285 segment = quote(segment, safe=RFC3986_SUBDELIMS + RFC3986_GENDELIMS + str('~')) return force_text(segment) # Handle IDN before quoting. try: scheme, netloc, path, query, fragment = urlsplit(url) except ValueError: # invalid IPv6 URL (normally square brackets in hostname part). return unquote_quote(url) try: netloc = netloc.encode('idna').decode('ascii') # IDN -> ACE except UnicodeError: # invalid domain part return unquote_quote(url) if query: # Separately unquoting key/value, so as to not mix querystring separators # included in query values. See #22267. query_parts = [(unquote(force_str(q[0])), unquote(force_str(q[1]))) for q in parse_qsl(query, keep_blank_values=True)] # urlencode will take care of quoting query = urlencode(query_parts) path = unquote_quote(path) fragment = unquote_quote(fragment) return urlunsplit((scheme, netloc, path, query, fragment))
def _reverse_with_prefix(self, lookup_view, _prefix, *args, **kwargs): if args and kwargs: raise ValueError("Don't mix *args and **kwargs in call to reverse()!") text_args = [force_text(v) for v in args] text_kwargs = {k: force_text(v) for (k, v) in kwargs.items()} if not self._populated: self._populate() possibilities = self.reverse_dict.getlist(lookup_view) for possibility, pattern, defaults in possibilities: for result, params in possibility: if args: if len(args) != len(params): continue candidate_subs = dict(zip(params, text_args)) else: if (set(kwargs.keys()) | set(defaults.keys()) != set(params) | set(defaults.keys())): continue matches = True for k, v in defaults.items(): if kwargs.get(k, v) != v: matches = False break if not matches: continue candidate_subs = text_kwargs # WSGI provides decoded URLs, without %xx escapes, and the URL # resolver operates on such URLs. First substitute arguments # without quoting to build a decoded URL and look for a match. # Then, if we have a match, redo the substitution with quoted # arguments in order to return a properly encoded URL. candidate_pat = _prefix.replace('%', '%%') + result if re.search('^%s%s' % (re.escape(_prefix), pattern), candidate_pat % candidate_subs, re.UNICODE): # safe characters from `pchar` definition of RFC 3986 url = urlquote(candidate_pat % candidate_subs, safe=RFC3986_SUBDELIMS + str('/~:@')) # Don't allow construction of scheme relative urls. if url.startswith('//'): url = '/%%2F%s' % url[2:] return url # lookup_view can be URL name or callable, but callables are not # friendly in error messages. m = getattr(lookup_view, '__module__', None) n = getattr(lookup_view, '__name__', None) if m is not None and n is not None: lookup_view_s = "%s.%s" % (m, n) else: lookup_view_s = lookup_view patterns = [pattern for (possibility, pattern, defaults) in possibilities] raise NoReverseMatch( "Reverse for '%s' with arguments '%s' and keyword " "arguments '%s' not found. %d pattern(s) tried: %s" % (lookup_view_s, args, kwargs, len(patterns), patterns) )
