From d91ab1328fe3270a5340dcf8f7a953be80222624 Mon Sep 17 00:00:00 2001
From: Jean-Paul Calderone <exarkun@twistedmatrix.com>
Date: Wed, 16 Oct 2019 08:45:16 -0400
Subject: [PATCH] comment

---
 src/_zkapauthorizer/_storage_server.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/_zkapauthorizer/_storage_server.py b/src/_zkapauthorizer/_storage_server.py
index 4f90e19..41b5659 100644
--- a/src/_zkapauthorizer/_storage_server.py
+++ b/src/_zkapauthorizer/_storage_server.py
@@ -141,6 +141,13 @@ class ZKAPAuthorizerStorageServer(Referenceable):
     A class which wraps an ``RIStorageServer`` to insert pass validity checks
     before allowing certain functionality.
     """
+
+    # This is the amount of time an added or renewed lease will last.  We
+    # duplicate the value used by the underlying anonymous-access storage
+    # server which does not expose it via a Python API or allow it to be
+    # configured or overridden.  It would be great if the anonymous-access
+    # storage server eventually made lease time a parameter so we could just
+    # control it ourselves.
     LEASE_PERIOD = timedelta(days=31)
 
     _original = attr.ib(validator=provides(RIStorageServer))
-- 
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