Code Refactor for Speed and Readability (#13074)

Refactor code for speed and clarity

Co-authored-by: Glenn Jocher <glenn.jocher@ultralytics.com>

utils/general.py

@@ -616,10 +616,12 @@ def yaml_load(file="data.yaml"):
         return yaml.safe_load(f)
 
 
-def yaml_save(file="data.yaml", data={}):
+def yaml_save(file="data.yaml", data=None):
     """Safely saves `data` to a YAML file specified by `file`, converting `Path` objects to strings; `data` is a
     dictionary.
     """
+    if data is None:
+        data = {}
     with open(file, "w") as f:
         yaml.safe_dump({k: str(v) if isinstance(v, Path) else v for k, v in data.items()}, f, sort_keys=False)
 

utils/loggers/clearml/clearml_utils.py

@@ -47,10 +47,11 @@ def construct_dataset(clearml_info_string):
         {"train", "test", "val", "nc", "names"}
     ), "The right keys were not found in the yaml file, make sure it at least has the following keys: ('train', 'test', 'val', 'nc', 'names')"
 
-    data_dict = {}
-    data_dict["train"] = (
-        str((dataset_root_path / dataset_definition["train"]).resolve()) if dataset_definition["train"] else None
-    )
+    data_dict = {
+        "train": (
+            str((dataset_root_path / dataset_definition["train"]).resolve()) if dataset_definition["train"] else None
+        )
+    }
     data_dict["test"] = (
         str((dataset_root_path / dataset_definition["test"]).resolve()) if dataset_definition["test"] else None
     )