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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 _get_run_input(self, workflow_input, project=None, **kwargs):
 """ Checks the region in which the global workflow is run and returns the input associated with the underlying workflow from that region. """

        region = dxpy.api.project_describe(project,
                                           input_params={"fields": {"region": True}})["region"]
        dxworkflow = self.get_underlying_workflow(region)
        return dxworkflow._get_run_input(workflow_input, **kwargs)