Function module_available

xarray/namedarray/utils.py:40–65

Checks whether a module is installed without importing it. Use this for a lightweight check and lazy imports. Parameters ---------- module : str Name of the module. minversion : str, optional Minimum version of the module Returns ------- available :

(module: str, minversion: str | None = None)

@lru_cache
def module_available(module: str, minversion: str | None = None) -> bool:
    """Checks whether a module is installed without importing it.

    Use this for a lightweight check and lazy imports.

    Parameters
    ----------
    module : str
        Name of the module.
    minversion : str, optional
        Minimum version of the module

    Returns
    -------
    available : bool
        Whether the module is installed.
    """
    if importlib.util.find_spec(module) is None:
        return False

    if minversion is not None:
        version = importlib.metadata.version(module)

        return Version(version) >= Version(minversion)

    return True


def is_dask_collection(x: object) -> TypeGuard[DaskCollection]: