X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/ddeef8adc0cb7cdb55be644b9335ea51919ed513..448f667a574b50da096051a0d062b9059ab3609f:/doc/sdk/python/events.html.textile.liquid

diff --git a/doc/sdk/python/events.html.textile.liquid b/doc/sdk/python/events.html.textile.liquid
index 0988a7ce9c..afbec20d95 100644
--- a/doc/sdk/python/events.html.textile.liquid
+++ b/doc/sdk/python/events.html.textile.liquid
@@ -4,9 +4,26 @@ navsection: sdk
 navmenu: Python
 title: Subscribing to events
 ...
+{% comment %}
+Copyright (C) The Arvados Authors. All rights reserved.
+
+SPDX-License-Identifier: CC-BY-SA-3.0
+{% endcomment %}
 
 Arvados applications can subscribe to a live event stream from the database.  Events are described in the "Log resource.":{{site.baseurl}}/api/methods/logs.html
 
-<notextile>
-{% code 'events_py' as python %}
-</notextile>
+{% codeblock as python %}
+#!/usr/bin/env python
+
+import arvados
+import arvados.events
+
+# 'ev' is a dict containing the log table record describing the change.
+def on_message(ev):
+    if ev.get("event_type") == "create" and ev.get("object_kind") == "arvados#collection":
+        print "A new collection was created: %s" % ev["object_uuid"]
+
+api = arvados.api("v1")
+ws = arvados.events.subscribe(api, [], on_message)
+ws.run_forever()
+{% endcodeblock %}