code: def quick_gelu(x):
      return x * torch.sigmoid(1.702 * x)
  
file_path: fastNLP/fastNLP/transformers/torch/activations.py
imports: import math
  from packaging import version
  from fastNLP.envs.imports import _NEED_IMPORT_TORCH
  from fastNLP.core.log import logger
label_desc: Use image node_id 4 for calling a global function with example usage: quick_gelu(x) and returns: unknown