class_docstr: The parsing behavior used by `subprocess.call("string", shell=True)` on Posix.
code: def join(argv):
      return " ".join(shlex.quote(arg) for arg in argv)
  
file_path: numpy/numpy/distutils/_shell_utils.py
imports: import os
  import shlex
  import subprocess
label_desc: Use image node_id 1 for calling the PosixParser obj's underlying member method code with example usage: obj.join(argv) and returns: str