ADD: warning hub model

src/axolotl/utils/config/__init__.py

@@ -383,9 +383,9 @@ def legacy_validate_config(cfg):
             "push_to_hub_model_id is deprecated. Please use hub_model_id instead."
         )
 
-    if cfg.hub_model_id and not (cfg.save_steps or cfg.saves_per_epoch):
+    if cfg.hub_model_id and cfg.save_strategy not in ["steps", "epoch", None]:
         LOG.warning(
-            "hub_model_id is set without any models being saved. To save a model, set either save_steps or saves_per_epoch."
+            "hub_model_id is set without any models being saved. To save a model, set save_strategy to steps, epochs or leave empty."
         )
 
     if cfg.gptq and cfg.revision_of_model:
@@ -448,10 +448,14 @@ def legacy_validate_config(cfg):
         raise ValueError(
             "save_steps and saves_per_epoch are mutually exclusive and cannot be used together."
         )
-    if cfg.saves_per_epoch and cfg.save_strategy and cfg.save_strategy != "steps":
+    if cfg.save_strategy and cfg.saves_per_epoch and cfg.save_strategy != "steps":
         raise ValueError(
             "save_strategy must be empty or set to `steps` when used with saves_per_epoch."
         )
+    if cfg.save_strategy and cfg.save_steps and cfg.save_strategy != "steps":
+        raise ValueError(
+            "save_strategy and save_steps mismatch. Please set save_strategy to 'steps' or remove save_steps."
+        )
     if cfg.evals_per_epoch and cfg.eval_steps:
         raise ValueError(
             "eval_steps and evals_per_epoch are mutually exclusive and cannot be used together."
@@ -464,11 +468,6 @@ def legacy_validate_config(cfg):
         raise ValueError(
             "evaluation_strategy must be empty or set to `steps` when used with evals_per_epoch."
         )
-    if cfg.save_strategy and cfg.save_steps and cfg.save_strategy != "steps":
-        raise ValueError(
-            "save_strategy and save_steps mismatch. Please set save_strategy to 'steps' or remove save_steps."
-        )
-
     if (
         cfg.evaluation_strategy
         and cfg.eval_steps

src/axolotl/utils/config/models/input/v0_4_1/__init__.py

@@ -780,11 +780,11 @@ def check_saves(cls, data):
     @model_validator(mode="before")
     @classmethod
     def check_push_save(cls, data):
-        if data.get("hub_model_id") and not (
-            data.get("save_steps") or data.get("saves_per_epoch")
+        if data.get("hub_model_id") and (
+            data.get("save_strategy") not in ["steps", "epoch", None]
         ):
             LOG.warning(
-                "hub_model_id is set without any models being saved. To save a model, set either save_steps or saves_per_epoch."
+                "hub_model_id is set without any models being saved. To save a model, set save_strategy."
             )
         return data
 

tests/test_validation.py

@@ -1067,17 +1067,51 @@ def test_unfrozen_parameters_w_peft_layers_to_transform(self, minimal_cfg):
         ):
             validate_config(cfg)
 
-    def test_hub_model_id_save_value_warns(self, minimal_cfg):
-        cfg = DictDefault({"hub_model_id": "test"}) | minimal_cfg
+    def test_hub_model_id_save_value_warns_save_stragey_no(self, minimal_cfg):
+        cfg = DictDefault({"hub_model_id": "test", "save_strategy": "no"}) | minimal_cfg
 
         with self._caplog.at_level(logging.WARNING):
             validate_config(cfg)
-            assert (
-                "set without any models being saved" in self._caplog.records[0].message
-            )
+            assert len(self._caplog.records) == 1
+
+    def test_hub_model_id_save_value_warns_random_value(self, minimal_cfg):
+        cfg = (
+            DictDefault({"hub_model_id": "test", "save_strategy": "test"}) | minimal_cfg
+        )
+
+        with self._caplog.at_level(logging.WARNING):
+            validate_config(cfg)
+            assert len(self._caplog.records) == 1
+
+    def test_hub_model_id_save_value_steps(self, minimal_cfg):
+        cfg = (
+            DictDefault({"hub_model_id": "test", "save_strategy": "steps"})
+            | minimal_cfg
+        )
+
+        with self._caplog.at_level(logging.WARNING):
+            validate_config(cfg)
+            assert len(self._caplog.records) == 0
+
+    def test_hub_model_id_save_value_epochs(self, minimal_cfg):
+        cfg = (
+            DictDefault({"hub_model_id": "test", "save_strategy": "epoch"})
+            | minimal_cfg
+        )
 
-    def test_hub_model_id_save_value(self, minimal_cfg):
-        cfg = DictDefault({"hub_model_id": "test", "saves_per_epoch": 4}) | minimal_cfg
+        with self._caplog.at_level(logging.WARNING):
+            validate_config(cfg)
+            assert len(self._caplog.records) == 0
+
+    def test_hub_model_id_save_value_none(self, minimal_cfg):
+        cfg = DictDefault({"hub_model_id": "test", "save_strategy": None}) | minimal_cfg
+
+        with self._caplog.at_level(logging.WARNING):
+            validate_config(cfg)
+            assert len(self._caplog.records) == 0
+
+    def test_hub_model_id_save_value_no_set_save_strategy(self, minimal_cfg):
+        cfg = DictDefault({"hub_model_id": "test"}) | minimal_cfg
 
         with self._caplog.at_level(logging.WARNING):
             validate_config(cfg)