code: def subprocess_Popen(command, **params):
      """
      Utility function to work around windows behavior that open windows.
  
      :see: call_subprocess_Popen and output_subprocess_Popen
      """
      startupinfo = None
      if os.name == "nt":
          startupinfo = subprocess.STARTUPINFO()
          try:
              startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
          except AttributeError:
              startupinfo.dwFlags |= (
                  subprocess._subprocess.STARTF_USESHOWWINDOW
              )
  
          # Anaconda for Windows does not always provide .exe files
          # in the PATH, they also have .bat files that call the corresponding
          # executable. For instance, "g++.bat" is in the PATH, not "g++.exe"
          # Unless "shell=True", "g++.bat" is not executed when trying to
          # execute "g++" without extensions.
          # (Executing "g++.bat" explicitly would also work.)
          params["shell"] = True
          # "If shell is True, it is recommended to pass args as a string rather than as a sequence." (cite taken from https://docs.python.org/2/library/subprocess.html#frequently-used-arguments)
          # In case when command arguments have spaces, passing a command as a list will result in incorrect arguments break down, and consequently
          # in "The filename, directory name, or volume label syntax is incorrect" error message.
          # Passing the command as a single string solves this problem.
          if isinstance(command, list):
              command = " ".join(command)
  
      # Using the dummy file descriptors below is a workaround for a
      # crash experienced in an unusual Python 2.4.4 Windows environment
      # with the default None values.
      stdin = None
      if "stdin" not in params:
          stdin = open(os.devnull)
          params["stdin"] = stdin.fileno()
  
      try:
          proc = subprocess.Popen(
              command, startupinfo=startupinfo, **params
          )
      finally:
          if stdin is not None:
              stdin.close()
      return proc
  
imports: from __future__ import absolute_import, print_function, division
  import os
  import subprocess
label_desc: Use image node_id 1 for calling a global function with example usage: subprocess_Popen(command) and returns: proc