Source code for km3dq_common

import atexit
import sys


try:
    from importlib.metadata import version as get_version


    version = get_version(__name__)

except ImportError:
    from pkg_resources import get_distribution
    version = get_distribution(__name__).version

from .calc import Calculator


if sys.version_info < (3, 9):
    import importlib_resources

    try:
        from importlib_resources import as_file
    except ImportError:
        from importlib_resources.trees import as_file
else:
    import importlib.resources as importlib_resources
    from importlib.resources import as_file

try:
    from contextlib import ExitStack
except ImportError:
    from contextlib2 import ExitStack




def config_path(filename, raise_missing=True):
    """Return the absolute filepath for a given filename in Config"""
    ref = importlib_resources.files("km3dq_common") / f"Config/{filename}.toml"
    file_manager = ExitStack()
    atexit.register(file_manager.close)
    file_path = file_manager.enter_context(as_file(ref))
    if raise_missing and not file_path.exists():
        raise RuntimeError("Unknown or missing file: {0}".format(filename))
    return str(file_path)