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lxmlCovidDataFetch (#2416)

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* lxmlCovidDataFetch

* lxmlCovidDataFetch1

* Update worldometers_covid_with_lxml.py

* Rename worldometers_covid_with_lxml.py to covid_stats_via_xpath.py

Co-authored-by: Christian Clauss <cclauss@me.com>
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Santosh Mohan Rajkumar 2020-09-12 01:55:05 +05:30 committed by GitHub
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"""
This is to show simple COVID19 info fetching from worldometers site using lxml
* The main motivation to use lxml in place of bs4 is that it is faster and therefore
more convenient to use in Python web projects (e.g. Django or Flask-based)
"""
from collections import namedtuple
import requests
from lxml import html
covid_data = namedtuple("covid_data", "cases deaths recovered")
def covid_stats(url: str = "https://www.worldometers.info/coronavirus/") -> covid_data:
xpath_str = '//div[@class = "maincounter-number"]/span/text()'
return covid_data(*html.fromstring(requests.get(url).content).xpath(xpath_str))
fmt = """Total COVID-19 cases in the world: {}
Total deaths due to COVID-19 in the world: {}
Total COVID-19 patients recovered in the world: {}"""
print(fmt.format(*covid_stats()))