[DOC] [PYSPARK] [MLLIB] Added newlines to docstrings to fix parameter formatting

Added newlines before `:param ...:` and `:return:` markup. Without these, parameter lists aren't formatted correctly in the API docs. I.e:

![screen shot 2015-09-21 at 21 49 26](https://cloud.githubusercontent.com/assets/11915197/10004686/de3c41d4-60aa-11e5-9c50-a46dcb51243f.png)

.. looks like this once newline is added:

![screen shot 2015-09-21 at 21 50 14](https://cloud.githubusercontent.com/assets/11915197/10004706/f86bfb08-60aa-11e5-8524-ae4436713502.png)

Author: noelsmith <mail@noelsmith.com>

Closes #8851 from noel-smith/docstring-missing-newline-fix.

2 files changed, 3 insertions, 0 deletions

diff --git a/python/pyspark/streaming/context.py b/python/pyspark/streaming/context.py
index 4069d7a149..a8c9ffc235 100644
--- a/python/pyspark/streaming/context.py
+++ b/python/pyspark/streaming/context.py
@@ -240,6 +240,7 @@ class StreamingContext(object):
     def awaitTermination(self, timeout=None):
         """
         Wait for the execution to stop.
+
         @param timeout: time to wait in seconds
         """
         if timeout is None:
@@ -252,6 +253,7 @@ class StreamingContext(object):
         Wait for the execution to stop. Return `true` if it's stopped; or
         throw the reported error during the execution; or `false` if the
         waiting time elapsed before returning from the method.
+
         @param timeout: time to wait in seconds
         """
         self._jssc.awaitTerminationOrTimeout(int(timeout * 1000))
diff --git a/python/pyspark/streaming/mqtt.py b/python/pyspark/streaming/mqtt.py
index f06598971c..fa83006c36 100644
--- a/python/pyspark/streaming/mqtt.py
+++ b/python/pyspark/streaming/mqtt.py
@@ -31,6 +31,7 @@ class MQTTUtils(object):
                      storageLevel=StorageLevel.MEMORY_AND_DISK_SER_2):
         """
         Create an input stream that pulls messages from a Mqtt Broker.
+
         :param ssc:  StreamingContext object
         :param brokerUrl:  Url of remote mqtt publisher
         :param topic:  topic name to subscribe to