Merge pull request #2 from hdemers/logger

Add a logger module and a python requirements file.

python_requirements.txt

@@ -0,0 +1 @@
+flask

webapp/config.py

@@ -0,0 +1,12 @@
+import os
+import logging
+
+logfile = "webapp.log"
+
+log_levels = {
+    "DEBUG": logging.DEBUG,
+    "INFO": logging.INFO,
+    "WARNING": logging.WARNING,
+}
+log_level_str = os.environ.get("IDFUSION_LOG_LEVEL", "DEBUG")
+log_level = log_levels.get(log_level_str, logging.WARNING)

webapp/logger.py

@@ -0,0 +1,26 @@
+import logging
+
+import webapp.config as config
+
+FORMAT = "%(asctime)s] %(levelname)s %(module)s %(funcName)s: %(message)s"
+
+
+def init(name, log_level=config.log_level):
+    # Create logger and formatter
+    logger = logging.getLogger(name)
+    logger.setLevel(log_level)
+    formatter = logging.Formatter(FORMAT)
+
+    # Console handler
+    console_handler = logging.StreamHandler()
+    console_handler.setLevel(log_level)
+    console_handler.setFormatter(formatter)
+    logger.addHandler(console_handler)
+
+    # File handler
+    file_handler = logging.FileHandler(config.logfile)
+    file_handler.setLevel(log_level)
+    file_handler.setFormatter(formatter)
+    logger.addHandler(file_handler)
+
+    return logger