def METHOD_NAME(self):
    self.io = MMCIFIO()
    self.mmcif_parser = MMCIFParser()
    self.pdb_parser = PDBParser()
    with warnings.catch_warnings():
        warnings.simplefilter("ignore", PDBConstructionWarning)
        self.structure = self.pdb_parser.get_structure("example", "PDB/1A8O.pdb")
        self.mmcif_file = "PDB/1A8O.cif"
        self.mmcif_multimodel_pdb_file = "PDB/1SSU_mod.pdb"
        self.mmcif_multimodel_mmcif_file = "PDB/1SSU_mod.cif"