Solving the Sacred 0.75 issue where config is read-only

src/config/envs/sc2.yaml

@@ -26,6 +26,7 @@ env_args:
   state_last_action: True
   state_timestep_number: False
   step_mul: 8
+  seed: null
   heuristic_ai: False
   debug: False
 

src/main.py

@@ -24,14 +24,15 @@
 
 
 @ex.main
-def my_main(_run, _config, _log, env_args):
+def my_main(_run, _config, _log):
     # Setting the random seed throughout the modules
-    np.random.seed(_config["seed"])
-    th.manual_seed(_config["seed"])
-    env_args['seed'] = _config["seed"]
+    config = config_copy(_config)
+    np.random.seed(config["seed"])
+    th.manual_seed(config["seed"])
+    config['env_args']['seed'] = config["seed"]
 
     # run the framework
-    run(_run, _config, _log)
+    run(_run, config, _log)
 
 
 def _get_config(params, arg_name, subfolder):
@@ -60,6 +61,15 @@ def recursive_dict_update(d, u):
     return d
 
 
+def config_copy(config):
+    if isinstance(config, dict):
+        return {k: config_copy(v) for k, v in config.items()}
+    elif isinstance(config, list):
+        return [config_copy(v) for v in config]
+    else:
+        return deepcopy(config)
+
+
 if __name__ == '__main__':
     params = deepcopy(sys.argv)