code: def test_genfromtxt(self):
      with temppath() as path:
          with open(path, "w") as f:
              f.write(self.out)
          res = np.genfromtxt(path, dtype=np.longdouble)
      assert_equal(res, self.tgt)
  
imports: import warnings
  import platform
  import pytest
  import numpy
  from numpy.testing import assert_, assert_equal, assert_raises, assert_warns, assert_array_equal, temppath, IS_MUSL
  from __tests__.numpy.core.tests._locales import CommaDecimalPointLocale
label_desc: Use image node_id 4 for calling the TestFileBased obj's underlying member method code with example usage: obj.test_genfromtxt() without return types