Scrape a list of all international telephone country codes (like +1) from the Wikipedia list of country codes

scrape_country_codes.py

import requests
from bs4 import BeautifulSoup
import re

page = requests.get('https://en.wikipedia.org/wiki/List_of_country_calling_codes')
soup = BeautifulSoup(page.text, 'html.parser')

text = str(soup.find('table', class_='wikitable'))
matches = re.findall(r'\+\d+', text)
matches = set(matches)

matches = filter(lambda n: len(n)==4, matches)

code_strings = map(lambda c: f'"{c[1:]}"', matches)
print(','.join(code_strings))