class_docstr: Build the javascript libraries
code: def run(self):
      failure = False
      try:
          self.spawn("make javascript".split())
      except Exception as e:
          failure = e
          print(e)
  
imports: import os
  import subprocess
  import sys
  import warnings
  import shutil
label_desc: Use image node_id 3 for calling the BuildJavascript obj's underlying member method code with example usage: obj.run() without return types