Log, don't print

certstream/watcher.py

@@ -179,9 +179,11 @@ class TransparencyWatcher(object):
 
 
 async def mux_ctl_stream(watcher):
+    logger = logging.getLogger('certstream.watcher')
+
     while True:
         cert_data = await watcher.stream.get()
-        print(cert_data['source']['url'], cert_data['leaf_cert']['subject']['CN'], cert_data['leaf_cert']['extensions'].get('subjectAltName', ''))
+        logger.info('%s: %s, %s', cert_data['source']['url'], cert_data['leaf_cert']['subject']['CN'], cert_data['leaf_cert']['extensions'].get('subjectAltName', ''))
 
 
 if __name__ == "__main__":