docstr: Rotate an array by 90 degrees in the counter-clockwise direction around the given axis
docstr_tok: ["Rotate","an","array","by","90","degrees","in","the","counter-clockwise","direction","around","the","given","axis"]
code: def rot90_3d(self, m, k=1, axis=2):
      """Rotate an array by 90 degrees in the counter-clockwise direction around the given axis"""
      m = np.swapaxes(m, 2, axis)
      m = np.rot90(m, k)
      m = np.swapaxes(m, 2, axis)
      return m
  
imports: import numpy
  from deepneuro.utilities.util import add_parameter
label_desc: Use image node_id 4 for calling the Flip_Rotate_3D obj's underlying member method code with example usage: obj.rot90_3d(m, k, axis) and returns: m