class_docstr: A transformation from an input 3D space to an output 3D space defined
  by an affine matrix.
  
  It is defined by the affine matrix , and the name of the input and output
  spaces.
docstr: Copy the transform
          
docstr_tok: ["Copy","the","transform"]
code: def __copy__(self):
      """Copy the transform"""
      return self.__class__(
          affine=self.affine,
          input_space=self.input_space,
          output_space=self.output_space,
      )
  
file_path: nipy/nipy/labs/datasets/transforms/affine_transform.py
imports: import numpy
  from .affine_utils import apply_affine
  from .transform import Transform
label_desc: Use image node_id 7 for calling the AffineTransform obj's underlying member method code with example usage: obj.__copy__() and returns: self