code: def get_tflops(model_numel, batch_size, seq_len, step_time):
      return (
          model_numel
          * batch_size
          * seq_len
          * 8
          / 1e12
          / (step_time + 1e-12)
      )
  
imports: import argparse
  import time
  from functools import partial
  import torch
  from model_zoo import model_builder
  from torch import nn
  from colossalai.fx import ColoTracer
  from colossalai.fx.passes.adding_split_node_pass import gpipe_dp_split_pass, split_with_split_nodes_pass
  from colossalai.fx.passes.meta_info_prop import MetaInfoProp
  from colossalai.legacy.pipeline.middleware.adaptor import get_fx_topology
  from colossalai.legacy.pipeline.rpc._pipeline_schedule import FillDrainPipelineEngine
  from colossalai.legacy.pipeline.rpc.utils import rpc_run
  from colossalai.logging import disable_existing_loggers, get_dist_logger
label_desc: Use image node_id 3 for calling a global function with example usage: get_tflops(model_numel, batch_size, seq_len, step_time) and returns: unknown