Add migration to WebAssembly information to PNaCl / NaCl docs.

native_client_sdk/doc_generated/cds2014/python.html

Index: native_client_sdk/doc_generated/cds2014/python.html
diff --git a/native_client_sdk/doc_generated/cds2014/python.html b/native_client_sdk/doc_generated/cds2014/python.html
index 59f80a5ced7fd44852e859c025d2627a860eec00..b089771ab666b14163a5f2250567e8452a38ca90 100644
--- a/native_client_sdk/doc_generated/cds2014/python.html
+++ b/native_client_sdk/doc_generated/cds2014/python.html
@@ -1,7 +1,15 @@
 {{+bindTo:partials.standard_nacl_article}}
 
-<section id="what-a-difference-python-makes-codelab">
-<span id="cds2014-python"></span><h1 id="what-a-difference-python-makes-codelab"><span id="cds2014-python"></span>What a Difference Python Makes - Codelab</h1>
+<b><font color="#cc0000">
+NOTE:
+Deprecation of the technologies described here has been announced
+for platforms other than ChromeOS.<br/>
+Please visit our
+<a href="/native-client/migration">migration guide</a>
+for details.
+</font></b>
+<hr/><section id="what-a-difference-python-makes-codelab">
+<h1 id="what-a-difference-python-makes-codelab">What a Difference Python Makes - Codelab</h1>
 <h2 id="introduction">Introduction</h2>
 <p>Learn how you can use client-side Python on your webpage.
 Use the python <a href="https://docs.python.org/2/library/difflib.html"