Retrieve all objects from list_devices endpoint (#53)

* added support to retrieve all devices regardless of pagination

* cleanup of Manager.py and added TODO test

* fmt and lint

Author: hwnjng

packet/Manager.py

@@ -72,6 +72,25 @@ def list_devices(self, project_id, params={}):
             devices.append(device)
         return devices
 
+    def list_all_devices(self, project_id):
+        raw_devices = list()
+        page = 1
+        while True:
+            paginate = {"page": page}
+            data = self.call_api("projects/%s/devices" % project_id, params=paginate)
+            next = self.meta["next"]
+            raw_devices.extend(data["devices"])
+            if next is None:
+                break
+            else:
+                page += 1
+
+        all_devices = list()
+        for raw_device in raw_devices:
+            device = Device(raw_device, self)
+            all_devices.append(device)
+        return all_devices
+
     def create_device(
         self,
         project_id,

test/test_packet.py

@@ -72,6 +72,14 @@ def test_list_devices(self):
             repr(device)
             self.assertIsInstance(device, packet.Device)
 
+    # TODO figure out how to properly handle this test case
+    # def test_list_all_devices(self):
+    #     devices = self.manager.list_all_devices("438659f0")
+    #     for device in devices:
+    #         str(device)
+    #         repr(device)
+    #         self.assertIsInstance(device, packet.Device)
+
     def test_create_device(self):
         device = self.manager.create_device(
             "438659f0", "hostname", "baremetal_0", "ewr1", "ubuntu_14_04"