Docserver overhaul: Gitiles away from me.

chrome/common/extensions/docs/server2/url_fetcher_urllib2.py

+# Copyright 2015 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import logging
+import time
+
+from future import Future
+from url_fetcher import UrlFetcher
+from urllib2 import urlopen, Request, HTTPError
+
+
+class UrlFetcherUrllib2(UrlFetcher):
+  """UrlFetcher implementation for use outside of AppEngine. Does NOT support
+  async fetching, so FetchAsync calls are still blocking.
+  """
+  class _Response(object):
+    def __init__(self, code, content=None, headers={}):
+      self.status_code = code
+      self.content = content
+      self.headers = headers
+
+  def FetchImpl(self, url, headers):
+    request = Request(url, headers=headers)
+    try:
+      urlresponse = urlopen(request)
+      response = self._Response(urlresponse.code, urlresponse.read(),
+                                urlresponse.headers.dict)
+      urlresponse.close()
+      return response
+    except HTTPError as e:
+      return self._Response(e.code, e.reason, e.headers.dict)
+
+  def FetchAsyncImpl(self, url, headers):
+    return Future(callback=lambda: self.FetchImpl(url, headers))