17 lines
369 B
Python
17 lines
369 B
Python
"""Utility methods."""
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import uuid
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from collections.abc import Callable
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from typing import Optional
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def get_mac() -> str:
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mac = uuid.getnode()
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mac_str = ":".join(f"{(mac >> i) & 0xff:02x}" for i in range(40, -1, -8))
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return mac_str
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def call_all(*callables: Optional[Callable[[], None]]) -> None:
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for item in filter(None, callables):
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item()
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