flag_wiki.py

from lxml import html #pip install lxml
import requests, time, os.path, json

save_to = 'flags_new' #folder where you want to save. NO / !
temp_data, data = {}, {}

def stripper(c_name):
	print('Doing: ', c_name)
	page = requests.get('https://en.wikipedia.org/wiki/File:Flag_of_' + c_name + '.svg') #loads the webpage
	tree = html.fromstring(page.text) #html to xpath tree
	link = ''.join(tree.xpath('//*[@id="file"]/a/img/../@href')) #getting svg links
	return link

def save(link,cca3):
	with open(save_to + '/' + cca3.lower() + '.svg','w') as w:
			w.write(requests.get('https:' + link).text) #saving image
			print("Done\n")
			time.sleep(1) #one second delay, to ensure that host will not think that we dos attack him


with open('countries.json') as r: #loads the countries data
	temp_data = json.loads(r.read())

for i in temp_data: #restructure it from the list to dictionary
	data[i['name']['common']] = i

for key in data.keys():
	link = ''
	for i in ['common','official']: 
		link = stripper(data[key]['name'][i])
		if link:
			print(link)
			save(link,data[key]['cca3'])
			break
	
	else:
		print("Shit Fuck: ", '\s\s\s', data[key]['cca3'].lower(), '\s\s\s', data[key]['name']['common'],'\n')