BIG UPD: migrate to python 3.10 and django 3.2

tests/test_suite.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 from __future__ import unicode_literals
 import datetime
@@ -80,3 +81,12 @@ class TestSuite(object):
 
     def __call__(self):
         sys.exit(self.run())
+
+
+def main():
+    test_suite = TestSuite()
+    test_suite()
+
+
+if __name__ == '__main__':
+    main()