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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_surface_data(self, material_id, inc_structures=False):
 """ Gets surface data for a material. Useful for Wulff shapes. Reference for surface data: Tran, R., Xu, Z., Radhakrishnan, B., Winston, D., Sun, W., Persson, K. A., & Ong, S. P. (2016). Data Descripter: Surface energies of elemental crystals. Scientific Data, 3(160080), 1–13. http://dx.doi.org/10.1038/sdata.2016.80 Args: material_id (str):
 Materials Project material_id, e.g. 'mp-123'. inc_structures (bool):
 Include final surface slab structures. These are unnecessary for Wulff shape construction. Returns: Surface data for material. Energies are given in SI units (J/m^2). """

        req = "/materials/{}/surfaces".format(material_id)
        if inc_structures:
            req += "?include_structures=true"
        return self._make_request(req)