Iterate over python dictionary to retrieve only required rows

Answer 1

import lxml.html
from collections import namedtuple
s = """

  
Release
REFDB
URL
  
3.7.3
12345
http://google.com
  
3.7.4
456789
http://foo.com
  
3.7.5
151515
http://foo.com

"""
def info_gen(rows):

    info = namedtuple('info', ['Release', 'REFDB', 'URL'])
    for row in rows:
        yield info(*row.xpath('.//text()'))

html = lxml.html.fromstring(s)
rows = html.xpath('//table//tr[td]')

Release = input("Enter Release:")
for info in info_gen(rows):
    if Release in info:
        print(info)
        break

out:

 Enter Release:3.7.5
info(Release='3.7.5', REFDB='151515', URL='http://foo.com')