code: def test_ret(self):
      table = "test_ret"
      self.assertEqual(diskcache_put(table, "key", ("vvs",)), ("vvs",))
  
file_path: tinygrad/test/unit/test_disk_cache.py
imports: import unittest
  import pickle
  from tinygrad.helpers import diskcache_get, diskcache_put, diskcache
label_desc: Use image node_id 6 for calling the DiskCache obj's underlying member method code with example usage: obj.test_ret() without return types