code: def test_data_float32(self):
      a = Tensor([[1, 2.5], [3, 4]], dtype=dtypes.float32)
      dat = a.data()
      assert dat.format == "f"
      assert dat[0, 1] == 2.5
  
file_path: tinygrad/test/test_tensor_data.py
imports: import unittest
  from tinygrad import Tensor, dtypes
label_desc: Use image node_id 4 for calling the TestTensorData obj's underlying member method code with example usage: obj.test_data_float32() without return types