Port missing bits from httplib2 to requests

This allows to drop the dependency on httplib2 altogether.

Change-Id: I18571e29d9f0d6527a93ed18becee9148e64e574

nova/tests/test_cinder.py

@@ -14,7 +14,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import httplib2
 import urlparse
 
 from cinderclient import exceptions as cinder_exception
@@ -76,9 +75,9 @@ class FakeHTTPClient(cinder.cinder_client.client.HTTPClient):
 
         status, body = getattr(self, callback)(**kwargs)
         if hasattr(status, 'items'):
-            return httplib2.Response(status), body
+            return status, body
         else:
-            return httplib2.Response({"status": status}), body
+            return {"status": status}, body
 
     def get_volumes_1234(self, **kw):
         volume = {'volume': _stub_volume(id='1234')}

nova/tests/test_wsgi.py

@@ -23,8 +23,7 @@ import tempfile
 import testtools
 
 import eventlet
-import httplib2
-import paste
+import requests
 
 import nova.exception
 from nova import test
@@ -119,16 +118,16 @@ class TestWSGIServer(test.TestCase):
         server.start()
 
         uri = "http://127.0.0.1:%d/%s" % (server.port, 10000 * 'x')
-        resp, _ = httplib2.Http().request(uri)
+        resp = requests.get(uri)
         eventlet.sleep(0)
-        self.assertNotEqual(resp.status,
-                            paste.httpexceptions.HTTPRequestURITooLong.code)
+        self.assertNotEqual(resp.status_code,
+                            requests.codes.REQUEST_URI_TOO_LARGE)
 
         uri = "http://127.0.0.1:%d/%s" % (server.port, 20000 * 'x')
-        resp, _ = httplib2.Http().request(uri)
+        resp = requests.get(uri)
         eventlet.sleep(0)
-        self.assertEqual(resp.status,
-                         paste.httpexceptions.HTTPRequestURITooLong.code)
+        self.assertEqual(resp.status_code,
+                         requests.codes.REQUEST_URI_TOO_LARGE)
         server.stop()
         server.wait()
 

requirements.txt

@@ -21,7 +21,6 @@ paramiko
 pyasn1
 Babel>=0.9.6
 iso8601>=0.1.4
-httplib2
 requests>=1.1,<1.2.1 # order-dependent python-cinderclient req cap, bug 1182271
 python-cinderclient>=1.0.1
 python-quantumclient>=2.2.0,<3.0.0