from transformers import pipeline, MBartTokenizer, MBartForConditionalGeneration
from sentence_transformers import SentenceTransformer

# Download models
pipeline("question-answering", model="deepset/xlm-roberta-large-squad2")
SentenceTransformer('paraphrase-multilingual-mpnet-base-v2')
MBartTokenizer.from_pretrained("facebook/mbart-large-50-many-to-many-mmt")
MBartForConditionalGeneration.from_pretrained("facebook/mbart-large-50-many-to-many-mmt")