new_contents: """
  """
  
  try:
      from .envi import load_ENVI_file, load_ENVI_spec_lib
  except ImportError:
      pass
  from .fns import corr, cov
  from .display import plot_linear_stretch, display_linear_stretch
  from .input_vld import InputValidation, simple_decorator
  from .rois import ROIs
  from .data_format import convert2d, convert3d, normalize
  
subject: Create __init__.py