1 files changed, 12 insertions, 1 deletions
diff --git a/pyspark/pyspark/__init__.py b/pyspark/pyspark/__init__.py
index 8f8402b62b..1ab360a666 100644
--- a/pyspark/pyspark/__init__.py
+++ b/pyspark/pyspark/__init__.py
@@ -1,9 +1,20 @@
+"""
+PySpark is a Python API for Spark.
+
+Public classes:
+
+    - L{SparkContext<pyspark.context.SparkContext>}
+        Main entry point for Spark functionality.
+    - L{RDD<pyspark.rdd.RDD>}
+        A Resilient Distributed Dataset (RDD), the basic abstraction in Spark.
+"""
 import sys
 import os
 sys.path.insert(0, os.path.join(os.environ["SPARK_HOME"], "pyspark/lib/py4j0.7.egg"))
 
 
 from pyspark.context import SparkContext
+from pyspark.rdd import RDD
 
 
-__all__ = ["SparkContext"]
+__all__ = ["SparkContext", "RDD"]