Added config module to handle app.ini parsing

app.ini

@@ -1,3 +1,6 @@
+[DEFAULT]
+SRID = 4326
+
 [loggers]
 keys = root
 

gtfsdb/__init__.py

@@ -1,7 +1,4 @@
-import logging.config
-import os
-from pkg_resources import get_distribution
-
+from gtfsdb.config import config
 from gtfsdb.model.agency import Agency
 from gtfsdb.model.calendar import Calendar, CalendarDate, UniversalCalendar
 from gtfsdb.model.db import Database
@@ -15,8 +12,3 @@
 from gtfsdb.model.stop_time import StopTime
 from gtfsdb.model.transfer import Transfer
 from gtfsdb.model.trip import Trip
-
-
-logging.config.fileConfig(
-    os.path.join(get_distribution('gtfsdb').location, 'app.ini'),
-    disable_existing_loggers=False)

gtfsdb/config.py

@@ -0,0 +1,11 @@
+from ConfigParser import ConfigParser
+import logging.config
+import os
+from pkg_resources import get_distribution
+
+
+ini_file = os.path.join(get_distribution('gtfsdb').location, 'app.ini')
+config = ConfigParser()
+config.read(ini_file)
+if config.has_section('loggers'):
+    logging.config.fileConfig(ini_file, disable_existing_loggers=False)