code: def test_issue519():
      """
      Test ability of Thinc mypy plugin to handle variadic arguments.
  
      This test can take up to 45 seconds, and is thus marked as slow.
      """
      # Determine the name of the parent module (which contains the test program)
      parent_module_name = __name__[: __name__.rfind(".")]
  
      # Load test program that calls a Thinc API with variadic arguments
      program_text = importlib_resources.read_text(
          parent_module_name, "program.py"
      )
  
      # Ask Mypy to type-check the loaded program text
      subprocess.run(
          [sys.executable, "-m", "mypy", "--command", program_text],
          check=True,
      )
  
imports: import subprocess
  import sys
  import pytest
label_desc: Use image node_id 1 for calling a global function with example usage: test_issue519() without return types