Exports STL export from a part studio

        Args:
            - did (str): Document ID
            - wid (str): Workspace ID
            - eid (str): Element ID

        Returns:
            - requests.Response: Onshape response data

def part_studio_stl(self, did, wid, eid):
        '''
        Exports STL export from a part studio

        Args:
            - did (str): Document ID
            - wid (str): Workspace ID
            - eid (str): Element ID

        Returns:
            - requests.Response: Onshape response data
        '''

        req_headers = {
            'Accept': 'application/vnd.onshape.v1+octet-stream'
        }
        return self._api.request('get', '/api/partstudios/d/' + did + '/w/' + wid + '/e/' + eid + '/stl', headers=req_headers)