Added tomli/tomllib module dependency

twoot.py

@@ -100,17 +100,21 @@ def build_config(args):
     # Load config file if it was provided
     toml_file = args['f']
     if toml_file is not None:
-        import tomli
+        try: # Included starting with python 3.11
+            import tomllib
+        except ModuleNotFoundError:
+            # for python < 3.11, tomli module must be installed
+            import tomli as tomllib
         loaded_toml
-        
+
         # Load toml file
         try:
             with open(toml_file, 'rb') as config_file:
-                loaded_toml = tomli.load(config_file)
+                loaded_toml = tomllib.load(config_file)
         except FileNotFoundError:
             print('config file not found')
             exit(-1)
-        except tomli.TOMLDecodeError:
+        except tomllib.TOMLDecodeError:
             print('Malformed config file')
             exit(-1)