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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 fix_normals(self, multibody=None):
 """ Find and fix problems with self.face_normals and self.faces winding direction. For face normals ensure that vectors are consistently pointed outwards, and that self.faces is wound in the correct direction for all connected components. Parameters multibody : None or bool Fix normals across multiple bodies if None automatically pick from body_count """

        if multibody is None:
            multibody = self.body_count > 1
        repair.fix_normals(self, multibody=multibody)