code: def test_fetch_small(self):
      assert (
          len(
              fetch(
                  "https://google.com", allow_caching=False
              ).read_bytes()
          )
          > 0
      )
  
imports: import unittest
  from PIL import Image
  from tinygrad.helpers import Context, ContextVar, merge_dicts, strip_parens, prod, round_up, fetch, fully_flatten, from_mv, to_mv
  from tinygrad.shape.symbolic import Variable, NumNode
label_desc: Use image node_id 2 for calling the TestFetch obj's underlying member method code with example usage: obj.test_fetch_small() without return types