From e875ee7f5d846d4c5a516834526bec57099c3196 Mon Sep 17 00:00:00 2001
From: Terrence Cole <terrence.cole@procore.com>
Date: Mon, 8 Jan 2018 11:07:03 -0800
Subject: [PATCH] Add a comment explaining our update scheme.

---
 octodns/provider/rackspace.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/octodns/provider/rackspace.py b/octodns/provider/rackspace.py
index c432339..12b2c54 100644
--- a/octodns/provider/rackspace.py
+++ b/octodns/provider/rackspace.py
@@ -348,6 +348,9 @@ class RackspaceProvider(BaseProvider):
         self.log.debug('_apply: zone=%s, len(changes)=%d', desired.name,
                        len(changes))
 
+        # Creates, updates, and deletes are processed by different endpoints
+        # and are broken out by record-set entries; pre-process everything
+        # into these buckets in order to minimize the number of API calls.
         domain_id = self._get_zone_id_for(desired)
         creates = []
         updates = []