mirror of
https://github.com/ynput/ayon-core.git
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71 lines
2.2 KiB
Python
71 lines
2.2 KiB
Python
import os
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def env_value_to_bool(env_key=None, value=None, default=False):
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"""Convert environment variable value to boolean.
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Function is based on value of the environemt variable. Value is lowered
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so function is not case sensitive.
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Returns:
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bool: If value match to one of ["true", "yes", "1"] result if True
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but if value match to ["false", "no", "0"] result is False else
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default value is returned.
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"""
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if value is None and env_key is None:
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return default
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if value is None:
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value = os.environ.get(env_key)
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if value is not None:
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value = str(value).lower()
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if value in ("true", "yes", "1", "on"):
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return True
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elif value in ("false", "no", "0", "off"):
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return False
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return default
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def get_paths_from_environ(env_key=None, env_value=None, return_first=False):
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"""Return existing paths from specific envirnment variable.
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Args:
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env_key (str): Environment key where should look for paths.
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env_value (str): Value of environemnt variable. Argument `env_key` is
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skipped if this argument is entered.
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return_first (bool): Return first found value or return list of found
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paths. `None` or empty list returned if nothing found.
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Returns:
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str, list, None: Result of found path/s.
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"""
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existing_paths = []
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if not env_key and not env_value:
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if return_first:
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return None
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return existing_paths
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if env_value is None:
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env_value = os.environ.get(env_key) or ""
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path_items = env_value.split(os.pathsep)
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for path in path_items:
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# Skip empty string
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if not path:
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continue
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# Normalize path
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path = os.path.normpath(path)
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# Check if path exists
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if os.path.exists(path):
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# Return path if `return_first` is set to True
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if return_first:
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return path
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# Store path
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existing_paths.append(path)
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# Return None if none of paths exists
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if return_first:
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return None
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# Return all existing paths from environment variable
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return existing_paths
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