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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 import_from_path(path):
 """ Import and return the object at `path` if it exists. Raises an :exc:`ImportError` if the object is not found. """

    if path is None:
        return

    obj = locate(path)
    if obj is None:
        raise ImportError(
            "`{}` could not be imported".format(path)
        )

    return obj