specify config file as cli argument

lg.py

@@ -31,6 +31,7 @@ from urllib2 import urlopen
 from urllib import quote, unquote
 import json
 import random
+import argparse
 
 from toolbox import mask_is_valid, ipv6_is_valid, ipv4_is_valid, resolve, save_cache_pickle, load_cache_pickle, unescape
 #from xml.sax.saxutils import escape
@@ -38,9 +39,12 @@ from toolbox import mask_is_valid, ipv6_is_valid, ipv4_is_valid, resolve, save_c
 
 import pydot
 from flask import Flask, render_template, jsonify, redirect, session, request, abort, Response, Markup
+parser = argparse.ArgumentParser()
+parser.add_argument('-c', dest='config_file', help='path to config file', default='lg.cfg')
+args = parser.parse_args()
 
 app = Flask(__name__)
-app.config.from_pyfile('lg.cfg')
+app.config.from_pyfile(args.config_file)
 app.secret_key = app.config["SESSION_KEY"]
 app.debug = app.config["DEBUG"]
 

lgproxy.py

@@ -26,14 +26,19 @@ from logging.handlers import TimedRotatingFileHandler
 from logging import FileHandler
 import subprocess
 from urllib import unquote
+import argparse
 
 from bird import BirdSocket
 
 from flask import Flask, request, abort
 
+parser = argparse.ArgumentParser()
+parser.add_argument('-c', dest='config_file', help='path to config file', default='lgproxy.cfg')
+args = parser.parse_args()
+
 app = Flask(__name__)
 app.debug = app.config["DEBUG"]
-app.config.from_pyfile('lgproxy.cfg')
+app.config.from_pyfile(args.config_file)
 
 file_handler = TimedRotatingFileHandler(filename=app.config["LOG_FILE"], when="midnight") 
 app.logger.setLevel(getattr(logging, app.config["LOG_LEVEL"].upper()))