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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 _req(self, method="get", verb=None, headers={}, params={}, data={}):
 """ Method to wrap all request building :return: a Response object based on the specified method and request values. """

        url = self.BASE_URL.format(verb=verb)
        request_headers = {"content-type": "application/json"}
        request_params = {"api_key": self.API_KEY}
        request_headers.update(headers)
        request_params.update(params)
        return getattr(requests, method)(
            url, params=request_params, headers=request_headers, data=data
        )