code: def test_input_varia(self):
      f = getattr(self.module, self.fprefix + "_input")
  
      assert_equal(f("a"), ord("a"))
      assert_equal(f(b"a"), ord(b"a"))
      assert_equal(f(""), 0)
      assert_equal(f(b""), 0)
      assert_equal(f(b"\0"), 0)
      assert_equal(f("ab"), ord("a"))
      assert_equal(f(b"ab"), ord("a"))
      assert_equal(f(["a"]), ord("a"))
  
      assert_equal(f(np.array(b"a")), ord("a"))
      assert_equal(f(np.array([b"a"])), ord("a"))
      a = np.array("a")
      assert_equal(f(a), ord("a"))
      a = np.array(["a"])
      assert_equal(f(a), ord("a"))
  
      try:
          f([])
      except IndexError as msg:
          if not str(msg).endswith(" got 0-list"):
              raise
      else:
          raise SystemError(
              f"{f.__name__} should have failed on empty list"
          )
  
      try:
          f(97)
      except TypeError as msg:
          if not str(msg).endswith(" got int instance"):
              raise
      else:
          raise SystemError(
              f"{f.__name__} should have failed on int value"
          )
  
imports: import pytest
  import textwrap
  from numpy.testing import assert_array_equal, assert_equal, assert_raises
  import numpy
  from numpy.f2py.tests import util
label_desc: Use image node_id 2 for calling the TestCharacter obj's underlying member method code with example usage: obj.test_input_varia() without return types