code: def validate(asset_dir):
      
      try:
          asset_name = validate_asset_structure(asset_dir_path=asset_dir)
      except Cons3rtAssetStructureError:
          _, ex, trace = sys.exc_info()
          msg = 'Cons3rtAssetStructureError: Problem with asset validation\n{e}'.format(e=str(ex))
          print('ERROR: {m}'.format(m=msg))
          return 1
      print('Validated asset with name: {n}'.format(n=asset_name))
      return 0
docs: Command line call to validate an asset structure
  
      :param asset_dir: (full path to the asset dir)
      :return: (int)