'Transforms the dynamodb input to or output from botocore
It applies a specified transformation whenever a specific shape name
is encountered while traversing the parameters in the dictionary.
:param params: The parameters structure to transform.
:param model: The operation model.
:param transformation: The function to apply the parameter
:param target_shape: The name of the shape to apply the
transformation to'

def transform(self, params, model, transformation, target_shape):

    self._transform_parameters(model, params, transformation, target_shape)
