class_docstr: Propagator class
docstr: Get the transform matrix
code: def transform(self):
      """Get the transform matrix"""
      new_matrix = []
      for row in self._transform:
          new_row = []
          for v in row:
              new_row.append(v.value)
  
          new_matrix.append(new_row)
  
      return new_matrix
  
file_path: tvm/python/tvm/contrib/ethosu/cascader/propagator.py
imports: import tvm._ffi
  from tvm.runtime import Object
  from .None import _ffi_api
label_desc: Use image node_id 3 for calling the Propagator obj's underlying member method code with example usage: obj.transform() and returns: new_matrix