add anticaptcha support for vk feeds

feeds/utils.py

@@ -1,7 +1,11 @@
+from io import BytesIO
+
+import requests
 import yaml
 from django.views.generic import TemplateView
 from djconfig import config
 from jconfig.base import BaseConfig
+from python_anticaptcha import AnticaptchaClient, ImageToTextTask
 from yaml.parser import ParserError
 
 from cabinet.utils import CabinetViewMixin
@@ -58,3 +62,10 @@ class DatabaseConfig(BaseConfig):
         form = FeedsAppConfigForm(data={'vk_auth': yaml.dump(self._settings)})
         form.is_valid()
         form.save()
+
+
+def captcha_handler(captcha):
+    client = AnticaptchaClient(config.anticaptcha_token)
+    job = client.createTask(ImageToTextTask(BytesIO(requests.get(captcha.get_url()).content)))
+    job.join()
+    return job.get_captcha_text()