add an optional host param on load.py

If you want/need to load data into a different es cluster just specify the -H/--host option

ex: python load.py --host http://123.123.123.123:9200

example/load.py

@@ -6,6 +6,7 @@
 from datetime import datetime
 import logging
 import sys
+import argparse
 
 import git
 
@@ -174,8 +175,16 @@ def load_repo(client, path=None, index='git'):
     tracer.setLevel(logging.INFO)
     tracer.addHandler(logging.FileHandler('/tmp/es_trace.log'))
 
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        "-H", "--host",
+        action="store",
+        default="localhost:9200",
+        help="The elasticsearch host you wish to connect too. (Default: localhost:9200)")
+    args = parser.parse_args()
+
     # instantiate es client, connects to localhost:9200 by default
-    es = Elasticsearch()
+    es = Elasticsearch(args.host)
 
     # we load the repo and all commits
     load_repo(es, path=sys.argv[1] if len(sys.argv) == 2 else None)