code: def test_large_int_format(self):
      self.assertEqual(large_int_format(1), "1")
      self.assertEqual(large_int_format(6), "6")
      self.assertEqual(large_int_format(10), "10")
      self.assertEqual(large_int_format(19), "10")
      self.assertEqual(large_int_format(88), "80")
      self.assertEqual(large_int_format(999), "900")
      self.assertEqual(large_int_format(1001), "1k")
      self.assertEqual(large_int_format(205001), "200k")
      self.assertEqual(large_int_format(2050010), "2mm")
      self.assertEqual(large_int_format(205000010), "200mm")
      self.assertEqual(large_int_format(2050000010), "2b")
  
imports: from unittest import TestCase
  from scattertext.Formatter import large_int_format
label_desc: Use image node_id 1 for calling the TestLarge_int_format obj's underlying member method code with example usage: obj.test_large_int_format() without return types