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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 to_query_parameters_dict(parameters):
 """Converts a dictionary of parameter values into query parameters. :type parameters: Mapping[str, Any] :param parameters: Dictionary of query parameter values. :rtype: List[google.cloud.bigquery.query._AbstractQueryParameter] :returns: A list of named query parameters. """

    return [
        scalar_to_query_parameter(value, name=name)
        for name, value in six.iteritems(parameters)
    ]