Added logging to stdout

config.py

@@ -1,6 +1,24 @@
-import os
+import logging, os, sys
 
+# Main config section
 class Config:
+    APP_NAME = "hydrogen"
     MAIN_PAGE_TITLE = "Selected poems"
-    CONTENT_DIR = os.environ.get('CONTENT_DIR') or 'content'
+    OUTPUT_DIR = os.environ.get('OUTPUT_DIR') or 'public'
     HEADER_IMAGE = 'static/header.jpg'
+    LOG_TO = sys.stdout
+    LOG_LEVEL = logging.DEBUG
+
+# Logging config section
+logger = logging.getLogger(Config.APP_NAME)
+logger.setLevel(Config.LOG_LEVEL)
+stdout_handler = logging.StreamHandler(Config.LOG_TO)
+stdout_handler.setLevel(Config.LOG_LEVEL)
+formatter = logging.Formatter(
+    '[%(asctime)s] %(name)s: %(levelname)s: %(message)s',
+    datefmt='%Y-%m-%d %H:%M:%S'
+)
+stdout_handler.setFormatter(formatter)
+if not logger.hasHandlers():
+    logger.addHandler(stdout_handler)
+logger.propagate = False