Queries a list of WordPress installations for the version as found in the <meta name='generator'> tag.

wpversions.py

import csv
import requests

from bs4 import BeautifulSoup


def is_generator(tag):
    return True if tag.attrs.get('name', '') == 'generator' else False


def get_version(path):
    response = requests.get(path)
    soup = BeautifulSoup(response.text)
    meta_tag = soup.find(is_generator)
    if meta_tag is None:
        return ''
    return meta_tag.attrs['content']


def get_versions(csv_path):
    with open(csv_path, 'r') as f:
        reader = csv.reader(f)
        version_list = []

        for row in reader:
            version = get_version(row[0])
            version_list.append([row[0], version])

    with open('wpversions.csv', 'wb') as f:
        writer = csv.writer(f)
        writer.writerows(version_list)