code: def grab_xml(module, launcher, mipav_hacks=False):
      #        cmd = CommandLine(command = "Slicer3", args="--launch %s --xml"%module)
      #        ret = cmd.run()
      command_list = launcher[:]  # force copy to preserve original
      command_list.extend([module, "--xml"])
      final_command = " ".join(command_list)
      xmlReturnValue = subprocess.Popen(
          final_command, stdout=subprocess.PIPE, shell=True
      ).communicate()[0]
      if mipav_hacks:
          # workaround for a jist bug https://www.nitrc.org/tracker/index.php?func=detail&aid=7234&group_id=228&atid=942
          new_xml = ""
          replace_closing_tag = False
          for line in xmlReturnValue.splitlines():
              if (
                  line.strip()
                  == "<file collection: semi-colon delimited list>"
              ):
                  new_xml += "<file-vector>\n"
                  replace_closing_tag = True
              elif replace_closing_tag and line.strip() == "</file>":
                  new_xml += "</file-vector>\n"
                  replace_closing_tag = False
              else:
                  new_xml += line + "\n"
  
          xmlReturnValue = new_xml
  
          # workaround for a JIST bug https://www.nitrc.org/tracker/index.php?func=detail&aid=7233&group_id=228&atid=942
          if xmlReturnValue.strip().endswith("XML"):
              xmlReturnValue = xmlReturnValue.strip()[:-3]
          if xmlReturnValue.strip().startswith(
              "Error: Unable to set default atlas"
          ):
              xmlReturnValue = xmlReturnValue.strip()[
                  len("Error: Unable to set default atlas") :
              ]
      try:
          dom = xml.dom.minidom.parseString(xmlReturnValue.strip())
      except Exception as e:
          print(xmlReturnValue.strip())
          raise e
      return dom
  
file_path: nipype/nipype/interfaces/slicer/generate_classes.py
imports: import xml.dom.minidom
  import subprocess
  import os
  from shutil import rmtree
  import keyword
label_desc: Use image node_id 6 for calling a global function with example usage: grab_xml(module, launcher, mipav_hacks) and returns: dom