code: def copy_modules(filespath=None, modules_path=None, verbose=None):
      ''' Copy over the tree module files into your path '''
      if not modules_path:
          modulepath = os.getenv("MODULEPATH")
          if not modulepath:
              modules_path = input('Enter the root path for your module files:')
          else:
              split_mods = modulepath.split(':')
              if len(split_mods) > 1:
                  if verbose:
                      print('Multiple module paths found.  Finding all that contain a tree directory.')
                  for mfile in split_mods:
                      if os.path.exists(os.path.join(mfile, 'tree')):
                          copy_modules(filespath=filespath, modules_path=mfile, verbose=verbose)
                      else:
                          return
              else:
                  modules_path = split_mods[0]
      tree_mod = os.path.join(modules_path, 'tree')
      if not os.path.isdir(tree_mod):
          os.makedirs(tree_mod)
      if verbose:
          print('Copying modules from etc/ into {0}'.format(tree_mod))
      module_files = glob.glob(os.path.join(filespath, '*.module'))
      for mfile in module_files:
          base = os.path.splitext(os.path.basename(mfile))[0]
          tree_out = os.path.join(tree_mod, base)
          shutil.copy2(mfile, tree_out)
      version = os.path.join(filespath, '.version')
      if os.path.isfile(version):
          shutil.copy2(version, tree_mod)