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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def read_file(filename: PathLike = "experiment.yml") -> Dict[str, Any]: """Read and parse yaml file."""

    logger.debug("Input file: %s", filename)

    with open(filename, "r") as stream:
        structure = yaml.safe_load(stream)
    return structure