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23 lines
531 B
Python
23 lines
531 B
Python
from functools import wraps
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from pathlib import Path
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from typing import Callable
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from . import config
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def ensure_build_dir(f: Callable) -> Callable:
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@wraps(f)
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def wrapper(*args, **kwargs):
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Path(config.BUILD_DIR).mkdir(exist_ok=True, parents=True)
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return f(*args, **kwargs)
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return wrapper
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class Singleton(type):
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_instance = None
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def __call__(cls, *args, **kwargs):
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if cls._instance is None:
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cls._instance = super().__call__(*args, **kwargs)
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return cls._instance
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