creates a ghost user when github3.users.User is None

Author: 1ucian0

src/github3/users.py

@@ -307,6 +307,54 @@ class _User(models.GitHubCore):
 
     class_name = "_User"
 
+    def __init__(self, json, session):
+        if json is None:
+            #  from https://api.github.com/users/ghost
+            json = {
+                "login": "ghost",
+                "id": 10137,
+                "node_id": "MDQ6VXNlcjEwMTM3",
+                "avatar_url": "https://avatars.githubusercontent.com/u/10137?v"
+                "=4",
+                "gravatar_id": "",
+                "url": "https://api.github.com/users/ghost",
+                "html_url": "https://github.com/ghost",
+                "followers_url": "https://api.github.com/users/ghost/followers",
+                "following_url": "https://api.github.com/users/ghost/following"
+                "{/other_user}",
+                "gists_url": "https://api.github.com/users/ghost/gists{/gist_id"
+                "}",
+                "starred_url": "https://api.github.com/users/ghost/starred{/own"
+                "er}{/repo}",
+                "subscriptions_url": "https://api.github.com/users/ghost/subscr"
+                "iptions",
+                "organizations_url": "https://api.github.com/users/ghost/orgs",
+                "repos_url": "https://api.github.com/users/ghost/repos",
+                "events_url": "https://api.github.com/users/ghost/events{/priva"
+                "cy}",
+                "received_events_url": "https://api.github.com/users/ghost/rece"
+                "ived_events",
+                "type": "User",
+                "user_view_type": "public",
+                "site_admin": False,
+                "name": "Deleted user",
+                "company": None,
+                "blog": "",
+                "location": "Nothing to see here, move along.",
+                "email": None,
+                "hireable": None,
+                "bio": "Hi, I'm @ghost! I take the place of user accounts that "
+                "have been deleted.\n:ghost:\n",
+                "twitter_username": None,
+                "public_repos": 0,
+                "public_gists": 0,
+                "followers": 11584,
+                "following": 0,
+                "created_at": "2008-05-13T06:14:25Z",
+                "updated_at": "2018-04-10T17:22:33Z",
+            }
+        super().__init__(json, session)
+
     def _update_attributes(self, user):
         self.avatar_url = user["avatar_url"]
         self.events_urlt = URITemplate(user["events_url"])
@@ -869,7 +917,7 @@ class AuthenticatedUser(User):
     """Object to represent the currently authenticated user.
 
     This is returned by :meth:`~github3.github.GitHub.me`. It contains the
-    extra informtation that is not returned for other users such as the
+    extra information that is not returned for other users such as the
     currently authenticated user's plan and private email information.
 
     .. versionadded:: 1.0.0

tests/unit/test_users.py

@@ -67,6 +67,23 @@ def test_is_following(self):
         )
 
 
+class TestGhostUser(helper.UnitHelper):
+    """Test methods on Ghost User class."""
+
+    described_class = github3.users.User
+
+    def setUp(self):
+        """Use None to create a ghost user."""
+        self.session = self.create_session_mock()
+        self.old_build_url = None
+        self.instance = github3.users.User(None, self.session)
+
+    def test_str(self):
+        """Show that instance string and repr is ghost."""
+        assert str(self.instance) == "ghost"
+        assert repr(self.instance) == "<User [ghost:Deleted user]>"
+
+
 class TestUserGPGKeyRequiresAuth(helper.UnitRequiresAuthenticationHelper):
     """Unit tests that demonstrate which GPGKey methods require auth."""