[remove import *][2/n] remove rest of import * in implementations (#690)

# What does this PR do?

- see https://github.com/meta-llama/llama-stack/pull/689
<img width="591" alt="image"
src="https://github.com/user-attachments/assets/76946a67-7373-43b5-8a03-0ad201aa543b"
/>

- leaving `tools/builtin.py` to avoid conflicts


## Test Plan

- see https://github.com/meta-llama/llama-stack/pull/689

## Sources

Please link relevant resources if necessary.


## Before submitting

- [ ] This PR fixes a typo or improves the docs (you can dismiss the
other checks if that's the case).
- [ ] Ran pre-commit to handle lint / formatting issues.
- [ ] Read the [contributor
guideline](https://github.com/meta-llama/llama-stack/blob/main/CONTRIBUTING.md),
      Pull Request section?
- [ ] Updated relevant documentation.
- [ ] Wrote necessary unit or integration tests.

llama_stack/providers/inline/post_training/torchtune/common/utils.py

@@ -14,11 +14,10 @@ from enum import Enum
 from typing import Any, Callable, Dict, List
 
 import torch
-from llama_stack.apis.datasets import Datasets
-from llama_stack.apis.common.type_system import *  # noqa
 from llama_models.datatypes import Model
 from llama_models.sku_list import resolve_model
-from llama_stack.apis.common.type_system import ParamType
+from llama_stack.apis.common.type_system import ParamType, StringType
+from llama_stack.apis.datasets import Datasets
 
 from torchtune.models.llama3 import llama3_tokenizer, lora_llama3_8b
 from torchtune.models.llama3._tokenizer import Llama3Tokenizer

llama_stack/providers/inline/post_training/torchtune/post_training.py

@@ -3,11 +3,26 @@
 #
 # This source code is licensed under the terms described in the LICENSE file in
 # the root directory of this source tree.
+from datetime import datetime
+from typing import Any, Dict, List, Optional
+
+from llama_models.schema_utils import webmethod
+
 from llama_stack.apis.datasetio import DatasetIO
+from llama_stack.apis.datasets import Datasets
+from llama_stack.apis.post_training import (
+    AlgorithmConfig,
+    DPOAlignmentConfig,
+    JobStatus,
+    LoraFinetuningConfig,
+    PostTrainingJob,
+    PostTrainingJobArtifactsResponse,
+    PostTrainingJobStatusResponse,
+    TrainingConfig,
+)
 from llama_stack.providers.inline.post_training.torchtune.config import (
     TorchtunePostTrainingConfig,
 )
-from llama_stack.apis.post_training import *  # noqa
 from llama_stack.providers.inline.post_training.torchtune.recipes.lora_finetuning_single_device import (
     LoraFinetuningSingleDevice,
 )

llama_stack/providers/inline/post_training/torchtune/recipes/lora_finetuning_single_device.py

@@ -14,27 +14,33 @@ from typing import Any, Dict, List, Optional, Tuple
 import torch
 from llama_models.sku_list import resolve_model
 
+from llama_stack.apis.common.training_types import PostTrainingMetric
 from llama_stack.apis.datasetio import DatasetIO
+from llama_stack.apis.datasets import Datasets
+from llama_stack.apis.post_training import (
+    AlgorithmConfig,
+    Checkpoint,
+    LoraFinetuningConfig,
+    OptimizerConfig,
+    TrainingConfig,
+)
 
 from llama_stack.distribution.utils.config_dirs import DEFAULT_CHECKPOINT_DIR
-from llama_stack.providers.inline.post_training.torchtune.common.checkpointer import (
-    TorchtuneCheckpointer,
-)
-from torch import nn
-from torchtune import utils as torchtune_utils
-from torchtune.training.metric_logging import DiskLogger
-from tqdm import tqdm
-from llama_stack.apis.post_training import *  # noqa
+
 from llama_stack.distribution.utils.model_utils import model_local_dir
 
 from llama_stack.providers.inline.post_training.torchtune.common import utils
+from llama_stack.providers.inline.post_training.torchtune.common.checkpointer import (
+    TorchtuneCheckpointer,
+)
 from llama_stack.providers.inline.post_training.torchtune.config import (
     TorchtunePostTrainingConfig,
 )
 from llama_stack.providers.inline.post_training.torchtune.datasets.sft import SFTDataset
+from torch import nn
 from torch.optim import Optimizer
 from torch.utils.data import DataLoader, DistributedSampler
-from torchtune import modules, training
+from torchtune import modules, training, utils as torchtune_utils
 from torchtune.data import AlpacaToMessages, padded_collate_sft
 
 from torchtune.modules.loss import CEWithChunkedOutputLoss
@@ -47,6 +53,8 @@ from torchtune.modules.peft import (
     validate_missing_and_unexpected_for_lora,
 )
 from torchtune.training.lr_schedulers import get_cosine_schedule_with_warmup
+from torchtune.training.metric_logging import DiskLogger
+from tqdm import tqdm
 
 log = logging.getLogger(__name__)