make it easier to see ES docs when debugging wrapper

set log level to DEBUG if snafu_debug env. var. defined
otherwise set it to INFO

run_snafu.py

@@ -35,7 +35,12 @@
 urllib3_log = logging.getLogger("urllib3")
 urllib3_log.setLevel(logging.CRITICAL)
 
-setup_loggers("snafu", logging.DEBUG)
+if os.getenv("snafu_debug") != None:
+    setup_loggers("snafu", logging.DEBUG)
+    logger.info("logging level is DEBUG")
+else:
+    setup_loggers("snafu", logging.INFO)
+    logger.info("logging level is INFO")
 
 def main():
 
@@ -108,7 +113,7 @@ def process_generator(index_args, parser):
                                       "_source": action,
                                       "_id": "" }
                 es_valid_document["_id"] = hashlib.md5(str(action).encode()).hexdigest()
-                #logger.debug(json.dumps(es_valid_document, indent=4))
+                logger.debug(json.dumps(es_valid_document, indent=4))
                 yield es_valid_document
 
 def generate_wrapper_object(index_args, parser):