Some quick python3 to search a wikimedia project article title (single language) across a given project class (wikipedia, wiktionary, etc.)

WikimediaArticleSearch.py

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
""" Article title check across Wikimedia projects
Author: sbassett29
License: CC0
"""

import argparse
import json
import requests
import sys

""" arguments """
parser = argparse.ArgumentParser()
parser.add_argument('project', help='A valid Wikimedia project type \
                    (e.g. wikipedia)',
                    type=str)
parser.add_argument('title', help='An article or page title to search \
                    (e.g. Cat)',
                    type=str)
args, unknown = parser.parse_known_args()


""" query sitematrix and build project matches list """
sm_api_url = ('https://meta.wikimedia.org/w/api.php?action=sitematrix'
              '&formatversion=2&format=json')
sm_api_json = {}
resp = requests.get(sm_api_url)

if resp.status_code != 200:
    print("Response Error, status code = {}".format(
           resp.status_code))
    sys.exit(1)

sm_api_json = json.loads(resp.text)['sitematrix']

project_matches = []
for item in sm_api_json:
    if (isinstance(sm_api_json[item], dict) and
            isinstance(sm_api_json[item]['site'], list) and
            len(sm_api_json[item]['site'])):
        for index in range(len(sm_api_json[item]['site'])):
            if (args.project == 'all' or
                sm_api_json[item]['site'][index]['url'].find(
                    args.project) > -1):
                project_matches.append(
                    sm_api_json[item]['site'][index]['url'])
            elif (isinstance(sm_api_json[item], list)):
                for specials in sm_api_json[item]:
                    if (isinstance(specials, dict) and
                            'url' in specials.keys()):
                        if (args.project == 'all' or specials['url'].find(
                                args.project) > -1):
                            project_matches.append(specials['url'])

""" attempt to get article title for each project """
for project_url in project_matches:
    u = ''.join([project_url, '/wiki/', args.title])
    resp = requests.get(u)
    if (resp.status_code == 200):
        print('Article "{}" found at: {}'.format(args.title, u))

Example usage:
./WikimediaArticleSearch.py wikipedia Cat
./WikimediaArticleSearch.py wiktionary Dog
./WikimediaArticleSearch.py all Elephant