Allow passing POST data with a list of 2-tuples.

diff --git a/requests/models.py b/requests/models.py
index 5202e6f..f42bc72 100644 (file)
--- a/requests/models.py
+++ b/requests/models.py
@@ -342,6 +342,7 @@ class PreparedRequest(RequestEncodingMixin, RequestHooksMixin):
         is_stream = all([
             hasattr(data, '__iter__'),
             not isinstance(data, basestring),
+            not isinstance(data, list),
             not isinstance(data, dict)
         ])