make list of HOOKS available

diff --git a/requests/hooks.py b/requests/hooks.py
index dee4b1f..3560b89 100644 (file)
--- a/requests/hooks.py
+++ b/requests/hooks.py
@@ -25,6 +25,9 @@ Available hooks:
 import traceback
 
 
+HOOKS = ('args', 'pre_request', 'post_request', 'response')
+
+
 def dispatch_hook(key, hooks, hook_data):
     """Dispatches a hook dictionary on a given piece of data."""