base

Evaluation(config, model_path, device=None)

Bases: Generic[DataModuleT], Task[DataModuleT]

Base Evaluation Task with deployment models.

Parameters:

• config (DictConfig) –

  The experiment configuration

• model_path (str) –

  The model path.

• device (Optional[str], default: None ) –

  Device to use for evaluation. If None, the device is automatically determined.

Source code in quadra/tasks/base.py

def __init__(
    self,
    config: DictConfig,
    model_path: str,
    device: Optional[str] = None,
):
    super().__init__(config=config)

    if device is None:
        self.device = utils.get_device()
    else:
        self.device = device

    self.config = config
    self.model_data: Dict[str, Any]
    self.model_path = model_path
    self._deployment_model: BaseEvaluationModel
    self.deployment_model_type: str
    self.model_info_filename = "model.json"
    self.report_path = ""
    self.metadata = {"report_files": []}

deployment_model: BaseEvaluationModel property writable

Deployment model.

prepare()

Prepare the evaluation.

Source code in quadra/tasks/base.py

def prepare(self) -> None:
    """Prepare the evaluation."""
    with open(os.path.join(Path(self.model_path).parent, self.model_info_filename)) as f:
        self.model_data = json.load(f)

    if not isinstance(self.model_data, dict):
        raise ValueError("Model info file is not a valid json")

    for input_size in self.model_data["input_size"]:
        if len(input_size) != 3:
            continue

        # Adjust the transform for 2D models (CxHxW)
        # We assume that each input size has the same height and width
        if input_size[1] != self.config.transforms.input_height:
            log.warning(
                f"Input height of the model ({input_size[1]}) is different from the one specified "
                + f"in the config ({self.config.transforms.input_height}). Fixing the config."
            )
            self.config.transforms.input_height = input_size[1]

        if input_size[2] != self.config.transforms.input_width:
            log.warning(
                f"Input width of the model ({input_size[2]}) is different from the one specified "
                + f"in the config ({self.config.transforms.input_width}). Fixing the config."
            )
            self.config.transforms.input_width = input_size[2]

    self.deployment_model = self.model_path  # type: ignore[assignment]

LightningTask(config, checkpoint_path=None, run_test=False, report=False)

Bases: Generic[DataModuleT], Task[DataModuleT]

Base Experiment Task.

Parameters:

• config (DictConfig) –

  The experiment configuration

• checkpoint_path (Optional[str], default: None ) –

  The path to the checkpoint to load the model from. Defaults to None.

• run_test (bool, default: False ) –

  Whether to run the test after training. Defaults to False.

• report (bool, default: False ) –

  Whether to generate a report. Defaults to False.

Source code in quadra/tasks/base.py

def __init__(
    self,
    config: DictConfig,
    checkpoint_path: Optional[str] = None,
    run_test: bool = False,
    report: bool = False,
):
    super().__init__(config=config)
    self.checkpoint_path = checkpoint_path
    self.run_test = run_test
    self.report = report
    self._module: LightningModule
    self._devices: Union[int, List[int]]
    self._callbacks: List[Callback]
    self._logger: List[Logger]
    self._trainer: Trainer

callbacks: List[Callback] property writable

List[Callback]: The callbacks.

devices: Union[int, List[int]] property writable

List[int]: The devices ids.

logger: List[Logger] property writable

List[Logger]: The loggers.

module: LightningModule property writable

trainer: Trainer property writable

add_callback(callback)

Add a callback to the trainer.

Parameters:

• callback (Callback) –

  The callback to add

Source code in quadra/tasks/base.py

def add_callback(self, callback: Callback):
    """Add a callback to the trainer.

    Args:
        callback: The callback to add
    """
    if hasattr(self.trainer, "callbacks") and isinstance(self.trainer.callbacks, list):
        self.trainer.callbacks.append(callback)

execute()

Execute the experiment and all the steps.

Source code in quadra/tasks/base.py

def execute(self) -> None:
    """Execute the experiment and all the steps."""
    self.prepare()
    self.train()
    if self.run_test:
        self.test()
    if self.config.export is not None and len(self.config.export.types) > 0:
        self.export()
    if self.report:
        self.generate_report()
    self.finalize()

finalize()

Finalize the experiment.

Source code in quadra/tasks/base.py

def finalize(self) -> None:
    """Finalize the experiment."""
    super().finalize()
    utils.finish(
        config=self.config,
        module=self.module,
        datamodule=self.datamodule,
        trainer=self.trainer,
        callbacks=self.callbacks,
        logger=self.logger,
        export_folder=self.export_folder,
    )

    if not self.config.trainer.get("fast_dev_run"):
        if self.trainer.checkpoint_callback is not None and hasattr(
            self.trainer.checkpoint_callback, "best_model_path"
        ):
            log.info("Best model ckpt: %s", self.trainer.checkpoint_callback.best_model_path)

prepare()

Prepare the experiment.

Source code in quadra/tasks/base.py

def prepare(self) -> None:
    """Prepare the experiment."""
    super().prepare()

    # First setup loggers since some callbacks might need logger setup correctly.
    if "logger" in self.config:
        self.logger = self.config.logger

    if "callbacks" in self.config:
        self.callbacks = self.config.callbacks

    self.devices = self.config.trainer.devices
    self.trainer = self.config.trainer

test()

Test the model.

Source code in quadra/tasks/base.py

def test(self) -> Any:
    """Test the model."""
    log.info("Starting testing!")

    best_model = None
    if (
        self.trainer.checkpoint_callback is not None
        and hasattr(self.trainer.checkpoint_callback, "best_model_path")
        and self.trainer.checkpoint_callback.best_model_path is not None
        and len(self.trainer.checkpoint_callback.best_model_path) > 0
    ):
        best_model = self.trainer.checkpoint_callback.best_model_path

    if best_model is None:
        log.warning(
            "No best checkpoint model found, using last weights for test, this might lead to worse results, "
            "consider using a checkpoint callback."
        )

    return self.trainer.test(model=self.module, datamodule=self.datamodule, ckpt_path=best_model)

train()

Train the model.

Source code in quadra/tasks/base.py

def train(self) -> None:
    """Train the model."""
    log.info("Starting training!")
    utils.log_hyperparameters(
        config=self.config,
        model=self.module,
        trainer=self.trainer,
    )

    self.trainer.fit(model=self.module, datamodule=self.datamodule)

PlaceholderTask

Bases: Task

Placeholder task.

execute()

Execute the task and all the steps.

Source code in quadra/tasks/base.py

def execute(self) -> None:
    """Execute the task and all the steps."""
    log.info("Running Placeholder Task.")
    log.info("Quadra Version: %s", str(get_version()))
    log.info("If you are reading this, it means that library is installed correctly!")

Task(config)

Bases: Generic[DataModuleT]

Base Experiment Task.

Parameters:

• config (DictConfig) –

  The experiment configuration.

Source code in quadra/tasks/base.py

def __init__(self, config: DictConfig):
    self.config = config
    self.export_folder: str = "deployment_model"
    self._datamodule: DataModuleT
    self.metadata: Dict[str, Any]
    self.save_config()

datamodule: DataModuleT property writable

execute()

Execute the experiment and all the steps.

Source code in quadra/tasks/base.py

def execute(self) -> None:
    """Execute the experiment and all the steps."""
    self.prepare()
    self.train()
    self.test()
    if self.config.export is not None and len(self.config.export.types) > 0:
        self.export()
    self.generate_report()
    self.finalize()

export()

Export model for production.

Source code in quadra/tasks/base.py

def export(self) -> None:
    """Export model for production."""
    log.info("Export model for production not implemented for this task!")

finalize()

Finalize the experiment.

Source code in quadra/tasks/base.py

def finalize(self) -> None:
    """Finalize the experiment."""
    log.info("Results are saved in %s", os.getcwd())

generate_report()

Generate a report.

Source code in quadra/tasks/base.py

def generate_report(self) -> None:
    """Generate a report."""
    log.info("Report generation not implemented for this task!")

prepare()

Prepare the experiment.

Source code in quadra/tasks/base.py

def prepare(self) -> None:
    """Prepare the experiment."""
    self.datamodule = self.config.datamodule

save_config()

Save the experiment configuration when running an Hydra experiment.

Source code in quadra/tasks/base.py

def save_config(self) -> None:
    """Save the experiment configuration when running an Hydra experiment."""
    if HydraConfig.initialized():
        with open("config_resolved.yaml", "w") as fp:
            OmegaConf.save(config=OmegaConf.to_container(self.config, resolve=True), f=fp.name)

test()

Test the model.

Source code in quadra/tasks/base.py

def test(self) -> Any:
    """Test the model."""
    log.info("Testing not implemented for this task!")

train()

Train the model.

Source code in quadra/tasks/base.py

def train(self) -> Any:
    """Train the model."""
    log.info("Training not implemented for this task!")