update docs

davies · davies · commit 57ee7ef47594 · 2014-07-21T12:10:25.000-07:00
diff --git a/python/pyspark/rdd.py b/python/pyspark/rdd.py
@@ -171,6 +171,8 @@ def _replaceRoot(self, value):
 
 def _parse_memory(s):
     """
+    It returns a number in MB
+
     >>> _parse_memory("256m")
     256
     >>> _parse_memory("2g")
