code: def test_ImageFile():
      x = nib.BaseInterface().inputs
  
      # setup traits
      x.add_trait("nifti", nib.ImageFile(types=["nifti1", "dicom"]))
      x.add_trait("anytype", nib.ImageFile())
      with pytest.raises(ValueError):
          x.add_trait("newtype", nib.ImageFile(types=["nifti10"]))
      x.add_trait(
          "nocompress",
          nib.ImageFile(types=["mgh"], allow_compressed=False),
      )
  
      with pytest.raises(nib.TraitError):
          x.nifti = "test.mgz"
      x.nifti = "test.nii"
      x.anytype = "test.xml"
      with pytest.raises(nib.TraitError):
          x.nocompress = "test.mgz"
      x.nocompress = "test.mgh"
  
imports: import os
  import warnings
  import pytest
  from ....utils.filemanip import split_filename
  from ...None import base
  from ...base import traits, Undefined
  from ....interfaces import fsl
  from ...utility.wrappers import Function
  from ....pipeline import Node
  from ..specs import get_filecopy_info
label_desc: Use image node_id 15 for calling a global function with example usage: test_ImageFile() without return types