code: def optimize(node, environment):
      """The context hint can be used to perform an static optimization
      based on the context given."""
      optimizer = Optimizer(environment)
      return optimizer.visit(node)
  
imports: from .None import nodes
  from .visitor import NodeTransformer
label_desc: Use image node_id 1 for calling a global function with example usage: optimize(node, environment) and returns: optimizer