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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 convert_entry_to_path(path):
 # type: (Dict[S, Union[S, bool, Tuple[S], List[S]]]) -> S """Convert a pipfile entry to a string"""


    if not isinstance(path, Mapping):
        raise TypeError("expecting a mapping, received {0!r}".format(path))

    if not any(key in path for key in ["file", "path"]):
        raise ValueError("missing path-like entry in supplied mapping {0!r}".format(path))

    if "file" in path:
        path = vistir.path.url_to_path(path["file"])

    elif "path" in path:
        path = path["path"]
    return path