---
language: en
license: mit
datasets:
- covid19
---

# CoQUAD_MPNet : MPNet model for COVID-19

## Introduction

It is a state-of-the-art language model for MPNet for Covid-19 dataset with focus on post-covid.
## How to use for Deepset Haystack
###
```
%cd /content/drive/MyDrive
!sudo apt-get install git-lfs

!git lfs install

!git clone https://huggingface.co/shaina/CoQUAD_MPNet
GIT_LFS_SKIP_SMUDGE=1

from haystack.utils import clean_wiki_text, convert_files_to_dicts, fetch_archive_from_http, print_answers
from haystack.nodes import FARMReader, TransformersReader
from haystack.utils import launch_es

launch_es()
! wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.9.2-linux-x86_64.tar.gz -q
! tar -xzf elasticsearch-7.9.2-linux-x86_64.tar.gz
! chown -R daemon:daemon elasticsearch-7.9.2

import os
from subprocess import Popen, PIPE, STDOUT
es_server = Popen(['elasticsearch-7.9.2/bin/elasticsearch'],
                   stdout=PIPE, stderr=STDOUT,
                   preexec_fn=lambda: os.setuid(1)  # as daemon
                  )
! sleep 30

from haystack.document_stores import ElasticsearchDocumentStore
document_store = ElasticsearchDocumentStore(host="localhost", username="", password="", index="document")

import pandas as pd
df=pd.read_excel('/content/covid.xlsx')
df.fillna(value="", inplace=True)

print(df.head())

from typing import List
import requests
import pandas as pd
from haystack import Document
from haystack.document_stores import FAISSDocumentStore
from haystack.nodes import RAGenerator, DensePassageRetriever

titles = list(df["document_identifier"].values)
texts = list(df["document_text"].values)
documents: List[Document] = []
for title, text in zip(titles, texts):
    documents.append(
        Document(
            content=text,
            meta={
                "name": title or ""
            }
        )
    )
document_store.write_documents(documents)

from haystack.nodes import ElasticsearchRetriever
retriever = ElasticsearchRetriever(document_store=document_store)
reader = FARMReader(model_name_or_path="/content/drive/MyDrive/CoQUAD_MPNet", use_gpu=True)

from haystack.pipelines import ExtractiveQAPipeline
pipe = ExtractiveQAPipeline(reader, retriever)
prediction = pipe.run(
    query="What is post-COVID?", params={"Retriever": {"top_k": 10}, "Reader": {"top_k": 5}}
)
from pprint import pprint

pprint(prediction)
```

## Authors 

Shaina Raza