code: def test_function_supported_dtypes(*, func, backend_fw):
      with BackendHandler.update_backend(backend_fw) as ivy_backend:
          res = ivy_backend.function_supported_dtypes(func)
          exp = set(ivy_backend.all_dtypes).difference(
              set(func.test_unsupported_dtypes[backend_fw])
          )
          assert set(exp) == set(res)
  
imports: import numpy
  from hypothesis import strategies
  import typing
  import ivy
  import ivy_tests.test_ivy.helpers
  from ivy_tests.test_ivy.helpers import handle_test, BackendHandler
label_desc: Use image node_id 25 for calling a global function with example usage: test_function_supported_dtypes() without return types