16 lines
427 B
Python
16 lines
427 B
Python
"""Definition of check_env function."""
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import os
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def check_env(
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var_list: set[str],
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) -> None:
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"""Check necessary environment variables are set."""
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assert isinstance(var_list, set)
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assert all(isinstance(elem, str) for elem in var_list)
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# check that env vars are set
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for env_var in var_list:
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if env_var not in os.environ:
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raise OSError(f"environment variable not set: {env_var}")
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