Externalize CFG-Handling into lib/CFG.py.

Never write this code again!

private/lib/CFG.py

@@ -0,0 +1,22 @@
+import configparser, logging, argparse, os
+
+cwd = os.environ.get('TILDE_CONF')
+if cwd is None:
+    cwd = os.getcwd() + "/applicationsconfig.ini"
+else:
+    if os.path.isfile(cwd) is False:
+        cwd = os.getcwd() + "/applicationsconfig.ini"
+# cwd is now either cwd/applicationsconfig or $TILDE_CONF
+argparser = argparse.ArgumentParser(description='interactive registration formular for tilde platforms')
+argparser.add_argument('-c', '--config', default=cwd,
+                       type=str, help='Path to configuration file', required=False)
+args = argparser.parse_args()
+
+CONF_FILE = args.config
+config = configparser.ConfigParser()
+config.read(CONF_FILE)
+logging.basicConfig(format="%(asctime)s: %(message)s",
+                    level=int(config['LOG_LEVEL']['log_level'])
+                    )
+del cwd
+REG_FILE = config['DEFAULT']['applications_db']