code: def install_package_dependencies(pkg_path: Optional["Path"]) -> None:
      """
  
      :param pkg_path: package path
      """
      # install the dependencies included in requirements.txt
      if pkg_path:
          requirements_file = pkg_path / "requirements.txt"
  
          if requirements_file.exists():
              _install_requirements(requirements_file)
  
file_path: jina/jina/orchestrate/deployments/install_requirements_helper.py
imports: import os
  import re
  from typing import TYPE_CHECKING, Tuple, Dict, Optional, cast
  from pkg_resources import Requirement
label_desc: Use image node_id 7 for calling a global function with example usage: install_package_dependencies(pkg_path) without return types