From 6ec349b3860b1ecec454224867e6ca108dd4fc50 Mon Sep 17 00:00:00 2001
From: David Wilson <dw@botanicus.net>
Date: Wed, 7 Mar 2018 18:41:31 +0545
Subject: [PATCH] importer: quieten 'cannot find source' warning, closes #110

---
 mitogen/master.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mitogen/master.py b/mitogen/master.py
index 227bdfb3..2783cc57 100644
--- a/mitogen/master.py
+++ b/mitogen/master.py
@@ -363,7 +363,7 @@ class ModuleFinder(object):
                 break
         else:
             tup = None, None, None
-            LOG.warning('get_module_source(%r): cannot find source', fullname)
+            LOG.debug('get_module_source(%r): cannot find source', fullname)
 
         self._found_cache[fullname] = tup
         return tup