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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def run_steps(node: Node, pipeline: RenderingPipeline, **args):
 """Runs instance node rendering steps"""

    for step in pipeline.steps:
        result = step(node, pipeline=pipeline, **args)
        if isinstance(result, dict):
            args = {**args, **result}