read config file name from command line

service.py

@@ -5,6 +5,7 @@ import requests
 import tomlkit
 import urllib3
 import datetime
+import sys
 urllib3.disable_warnings()
 
 class StatusPage:
@@ -115,7 +116,10 @@ class StatusPage:
             'username': 'root',
             'password': 'foobar'
         }
-        self.config.update(tomlkit.loads(open('config.toml').read()))
+        config_file = "config.toml"
+        if len(sys.argv) > 1:
+            config_file = sys.argv[1]
+        self.config.update(tomlkit.loads(open(config_file).read()))
 
 if __name__ == "__main__":
     page = StatusPage()