docstr: Test the various ArrFuncs
docstr_tok: ["Test","the","various","ArrFuncs"]
code: def test_half_funcs(self):
      """Test the various ArrFuncs"""
  
      # fill
      assert_equal(
          np.arange(10, dtype=float16), np.arange(10, dtype=float32)
      )
  
      # fillwithscalar
      a = np.zeros((5,), dtype=float16)
      a.fill(1)
      assert_equal(a, np.ones((5,), dtype=float16))
  
      # nonzero and copyswap
      a = np.array(
          [0, 0, -1, -1 / 1e20, 0, 2.0**-24, 7.629e-6], dtype=float16
      )
      assert_equal(a.nonzero()[0], [2, 5, 6])
      a = a.byteswap()
      a = a.view(a.dtype.newbyteorder())
      assert_equal(a.nonzero()[0], [2, 5, 6])
  
      # dot
      a = np.arange(0, 10, 0.5, dtype=float16)
      b = np.ones((20,), dtype=float16)
      assert_equal(np.dot(a, b), 95)
  
      # argmax
      a = np.array(
          [0, -np.inf, -2, 0.5, 12.55, 7.3, 2.1, 12.4], dtype=float16
      )
      assert_equal(a.argmax(), 4)
      a = np.array(
          [0, -np.inf, -2, np.inf, 12.55, np.nan, 2.1, 12.4],
          dtype=float16,
      )
      assert_equal(a.argmax(), 5)
  
      # getitem
      a = np.arange(10, dtype=float16)
      for i in range(10):
          assert_equal(a.item(i), i)
  
imports: import platform
  import pytest
  import numpy
  from numpy import uint16, float16, float32, float64
  from numpy.testing import assert_, assert_equal, _OLD_PROMOTION, IS_WASM
label_desc: Use image node_id 12 for calling the TestHalf obj's underlying member method code with example usage: obj.test_half_funcs() without return types