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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 configure(self, src_dir, build_dir, **kwargs):
 """This function builds the cmake configure command."""

        del kwargs
        ex_path = self._ex_args.get("project_path")
        if ex_path:
            src_dir = os.path.join(src_dir, ex_path)

        return [{"args": ["cmake", src_dir] + self._config_args, "cwd": build_dir}]