Get urls of all photo attachments from conversation

vk.py

from vk_lplib import VK

# Used https://github.com/stroum/vk_lplib/

CONVERSATION_ID = 0
USER_ID = 0
TOKEN = ""

vk = VK(USER_ID, TOKEN)
start_from = 0
count = 200
links = []

while 1:
    a = vk.api.messages.getHistoryAttachments({
        'peer_id': CONVERSATION_ID,
        'media_type': 'photo',
        'count': count,
        'photo_sizes': 1,
        'start_from': start_from
    })['response']

    if 'next_from' in a:
        start_from = a['next_from']
        
        i = 0
        while i < count:
            link = a['items'][i]['attachment']['photo']['sizes'][-1]['src']
            links.append(link)
            i += 1
    else:
        break

with open('urls.txt', 'w') as file:
    for link in links:
        file.write("%s\n" % link)