code: def test_frontend_init():
      frontend = S3prlFrontend(
          fs=16000,
          frontend_conf=dict(upstream="mel"),
      )
      assert frontend.frontend_type == "s3prl"
      assert frontend.output_size() > 0
  
imports: import pytest
  import torch
  from packaging.version import parse
  from espnet2.asr.frontend.s3prl import S3prlFrontend
label_desc: Use image node_id 1 for calling a global function with example usage: test_frontend_init() without return types