nltkdatafiles.py 文件源码

def copy_packages(self):
        import nltk.data
        target_path = nltk.data.path[0]

        for x in [comp for comp in self._missing if "/" in comp]:
            parts = x.split("/")
            subdir = os.path.join(target_path, parts[0])
            package = parts[1]
            zip_name = "{}.zip".format(package)
            self.updateLabel.emit(package)
            src = os.path.join(_NLTK_dir, zip_name)
            dst = os.path.join(subdir, zip_name)
            if not os.path.exists(subdir):
                os.makedirs(subdir)

            if os.path.exists(src):
                shutil.copyfile(src, dst)
            else:
                raise ValueError("Package file {}.zip not found in {}".format(package, _NLTK_dir))

            with zipfile.ZipFile(dst) as zipped:
                for member in zipped.infolist():
                    zipped.extract(member, subdir)

            self.progressTheBar.emit()