How to use the macholib.dyld.framework_info function in macholib

ext_dir = os.path.join(pydir, os.path.basename(self.ext_dir))
                    tkinter_path = os.path.join(ext_dir, '_tkinter.so')
                    if os.path.exists(tkinter_path):
                        rewrite_tkinter_load_commands(tkinter_path)
                    else:
                        print("tkinter not found at", tkinter_path)


                mm = PythonStandalone(self, dst, executable_path=exp)
                dylib, runtime = self.get_runtime()
                if self.semi_standalone:
                    mm.excludes.append(runtime)
                else:
                    mm.mm.run_file(runtime)
                for exclude in self.dylib_excludes:
                    info = macholib.dyld.framework_info(exclude)
                    if info is not None:
                        exclude = os.path.join(
                            info['location'], info['shortname'] + '.framework')
                    mm.excludes.append(exclude)
                for fmwk in self.frameworks:
                    mm.mm.run_file(fmwk)
                platfiles = mm.run()
                if self.strip:
                    platfiles = self.strip_dsym(platfiles)
                    self.strip_files(platfiles)
            self.app_files.append(dst)

def iter_frameworks(self):
        for fn in self.frameworks:
            fmwk = macholib.dyld.framework_info(fn)
            if fmwk is None:
                yield fn
            else:
                basename = fmwk['shortname'] + '.framework'
                yield os.path.join(fmwk['location'], basename)

def locate(self, filename):
        if in_system_path(filename):
            return filename
        if filename.startswith(self.base):
            return filename
        for base in self.excludes:
            if filename.startswith(base):
                return filename
        if filename in self.changemap:
            return self.changemap[filename]
        info = framework_info(filename)
        if info is None:
            res = self.copy_dylib(filename)
            self.changemap[filename] = res
            return res
        else:
            res = self.copy_framework(info)
            self.changemap[filename] = res
            return res

def locate(self, filename):
        if in_system_path(filename):
            return filename
        if filename.startswith(self.base):
            return filename
        for base in self.excludes:
            if filename.startswith(base):
                return filename
        if filename in self.changemap:
            return self.changemap[filename]
        info = framework_info(filename)
        if info is None:
            res = self.copy_dylib(filename)
            self.changemap[filename] = res
            return res
        else:
            res = self.copy_framework(info)
            self.changemap[filename] = res
            return res