# Copyright 2017 Neural Networks and Deep Learning lab, MIPT
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import os

import nltk

from deeppavlov.core.common.prints import RedirectedPrints

if not os.environ.get('DP_SKIP_NLTK_DOWNLOAD'):
    with RedirectedPrints():
        nltk.download('punkt', quiet=True)
        nltk.download('stopwords', quiet=True)
        nltk.download('perluniprops', quiet=True)
        nltk.download('nonbreaking_prefixes', quiet=True)
