timit.py 文件源码

def install_and_load(self):
        # TODO automatically install if fails to find anything
        FILE_NOT_FOUND_MSG = (
            'Did not found TIMIT file "%s"'
            ', make sure you download and install the dataset')
        self.subset = {}
        path = os.path.join(os.path.dirname(__file__), 'TIMIT', '%s_set.pkl')
        for subset in ['train', 'test']:
            filepath = path % subset
            if not os.path.exists(filepath):
                raise IOError(
                    FILE_NOT_FOUND_MSG % filepath)

            with open(filepath, 'rb') as f:
                gc.disable()
                all_data = [pickle.load(f)]
                all_data.append(pickle.load(f))
                all_data.append(pickle.load(f))
                gc.enable()
            self.subset[subset] = all_data

        # use same subset for validation / test
        # as TIMIT is small
        self.subset['valid'] = self.subset['test']