Thought I had already changed the forks behavior.

sigmavirus24 · sigmavirus24 · commit 76db50efed62 · 2012-07-27T12:57:47.000-04:00
Guess I must not have pushed it from my desktop.

Also, this should fix the python3 problem with b64decoding a bytes object
instead of a string.
diff --git a/github3/gist.py b/github3/gist.py
@@ -186,7 +186,7 @@ def fork(self):
     @property
     def forks(self):
         """The number of forks of this gist."""
-        return self._forks
+        return len(self._forks)
 
     @property
     def git_pull_url(self):
@@ -237,6 +237,10 @@ def list_files(self):
         stored in this gist."""
         return self._files
 
+    def list_forks(self):
+        """List of :class:`Gist <Gist>`\ s representing forks of this gist."""
+        return self._forks
+
     def refresh(self):
         """Updates this gist by getting the information from the API again.
 
diff --git a/github3/git.py b/github3/git.py
@@ -18,6 +18,8 @@ def __init__(self, blob):
         super(Blob, self).__init__(blob)
         self._api = blob.get('url')
         self._content = blob.get('content')
+        if isinstance(self._content, bytes):
+            self._content = self._content.decode('utf-8')
         self._enc = blob.get('encoding')
         if self._enc == 'base64':
             self._decoded = b64decode(self._content)
