|
| 1 | +import importlib |
| 2 | +import logging |
| 3 | +from typing import Any |
| 4 | + |
| 5 | +from harbor.environments.base import BaseEnvironment |
| 6 | +from harbor.models.task.task import Task |
| 7 | +from harbor.models.trial.config import VerifierConfig |
| 8 | +from harbor.models.trial.paths import TrialPaths |
| 9 | +from harbor.verifier.base import BaseVerifier |
| 10 | +from harbor.verifier.verifier import Verifier |
| 11 | + |
| 12 | + |
| 13 | +class VerifierFactory: |
| 14 | + @classmethod |
| 15 | + def create_verifier_from_import_path( |
| 16 | + cls, |
| 17 | + import_path: str, |
| 18 | + *, |
| 19 | + task: Task, |
| 20 | + trial_paths: TrialPaths, |
| 21 | + environment: BaseEnvironment, |
| 22 | + override_env: dict[str, str] | None = None, |
| 23 | + logger: logging.Logger | None = None, |
| 24 | + verifier_env: dict[str, str] | None = None, |
| 25 | + step_name: str | None = None, |
| 26 | + **kwargs: Any, |
| 27 | + ) -> BaseVerifier: |
| 28 | + if ":" not in import_path: |
| 29 | + raise ValueError("Import path must be in format 'module.path:ClassName'") |
| 30 | + |
| 31 | + module_path, class_name = import_path.split(":", 1) |
| 32 | + try: |
| 33 | + module = importlib.import_module(module_path) |
| 34 | + except ImportError as exc: |
| 35 | + raise ValueError(f"Failed to import module '{module_path}': {exc}") from exc |
| 36 | + |
| 37 | + try: |
| 38 | + verifier_class = getattr(module, class_name) |
| 39 | + except AttributeError as exc: |
| 40 | + raise ValueError( |
| 41 | + f"Module '{module_path}' has no class '{class_name}'" |
| 42 | + ) from exc |
| 43 | + |
| 44 | + if not isinstance(verifier_class, type): |
| 45 | + raise TypeError(f"Imported verifier '{import_path}' must be a class") |
| 46 | + if not issubclass(verifier_class, BaseVerifier): |
| 47 | + raise TypeError( |
| 48 | + f"Imported verifier '{import_path}' must subclass BaseVerifier" |
| 49 | + ) |
| 50 | + |
| 51 | + verifier_args = { |
| 52 | + "task": task, |
| 53 | + "trial_paths": trial_paths, |
| 54 | + "environment": environment, |
| 55 | + "override_env": override_env, |
| 56 | + "logger": logger, |
| 57 | + "verifier_env": verifier_env, |
| 58 | + "step_name": step_name, |
| 59 | + } |
| 60 | + return verifier_class( |
| 61 | + **verifier_args, |
| 62 | + **kwargs, |
| 63 | + ) |
| 64 | + |
| 65 | + @classmethod |
| 66 | + def create_verifier_from_config( |
| 67 | + cls, |
| 68 | + config: VerifierConfig, |
| 69 | + *, |
| 70 | + task: Task, |
| 71 | + trial_paths: TrialPaths, |
| 72 | + environment: BaseEnvironment, |
| 73 | + override_env: dict[str, str] | None = None, |
| 74 | + logger: logging.Logger | None = None, |
| 75 | + verifier_env: dict[str, str] | None = None, |
| 76 | + step_name: str | None = None, |
| 77 | + skip_tests_upload: bool = False, |
| 78 | + **kwargs: Any, |
| 79 | + ) -> BaseVerifier: |
| 80 | + if config.import_path is not None: |
| 81 | + return cls.create_verifier_from_import_path( |
| 82 | + config.import_path, |
| 83 | + task=task, |
| 84 | + trial_paths=trial_paths, |
| 85 | + environment=environment, |
| 86 | + override_env=override_env, |
| 87 | + logger=logger, |
| 88 | + verifier_env=verifier_env, |
| 89 | + step_name=step_name, |
| 90 | + **config.kwargs, |
| 91 | + **kwargs, |
| 92 | + ) |
| 93 | + |
| 94 | + unused_kwargs = {**config.kwargs, **kwargs} |
| 95 | + if unused_kwargs: |
| 96 | + kwarg_names = ", ".join(sorted(unused_kwargs)) |
| 97 | + raise ValueError( |
| 98 | + "Verifier kwargs require verifier.import_path. Set " |
| 99 | + f"--verifier-import-path or remove verifier kwargs: {kwarg_names}" |
| 100 | + ) |
| 101 | + |
| 102 | + return Verifier( |
| 103 | + task=task, |
| 104 | + trial_paths=trial_paths, |
| 105 | + environment=environment, |
| 106 | + override_env=override_env, |
| 107 | + logger=logger, |
| 108 | + verifier_env=verifier_env, |
| 109 | + step_name=step_name, |
| 110 | + skip_tests_upload=skip_tests_upload, |
| 111 | + ) |
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