conftest.py 文件源码

def piface_config_bundles(request, resources):
    """
    Provide the ATAC-Seq pipeline interface as a fixture, including resources.

    Note that this represents the configuration data for the interface for a
    single pipeline. In order to use this in the form that a PipelineInterface
    expects, this needs to be the value to which a key is mapped within a
    larger Mapping.

    :param pytest._pytest.fixtures.SubRequest request: hook into test case
        requesting this fixture, which is queried for a resources value with
        which to override the default if it's present.
    :param Mapping resources: pipeline interface resource specification
    :return Iterable[Mapping]: collection of bundles of pipeline interface
        configuration bundles
    """
    iface_config_datas = request.getfixturevalue("config_bundles")
    if isinstance(iface_config_datas, Mapping):
        data_bundles = iface_config_datas.values()
    elif isinstance(iface_config_datas, Iterable):
        data_bundles = iface_config_datas
    else:
        raise TypeError("Expected mapping or list collection of "
                        "PipelineInterface data: {} ({})".format(
                iface_config_datas, type(iface_config_datas)))
    resource_specification = request.getfixturevalue("resources") \
            if "resources" in request.fixturenames else resources
    for config_bundle in data_bundles:
        config_bundle.update(resource_specification)
    return iface_config_datas