Added docstring

technige · technige · commit a8314d110f8b · 2016-12-14T15:08:12.000Z
diff --git a/neo4j/v1/session.py b/neo4j/v1/session.py
@@ -312,6 +312,8 @@ def close(self):
     def begin_transaction(self, bookmark=None):
         """ Create a new :class:`.Transaction` within this session.
 
+        :param bookmark: a bookmark to which the server should
+                         synchronise before beginning the transaction
         :return: new :class:`.Transaction` instance.
         """
         if self.transaction:
