code: def test_fromstring_foreign(self):
      s = "1.234"
      a = np.fromstring(s, dtype=np.longdouble, sep=" ")
      assert_equal(a[0], np.longdouble(s))
  
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 5 for calling the TestCommaDecimalPointLocale obj's underlying member method code with example usage: obj.test_fromstring_foreign() without return types