class_docstr: A test PyOperator with no functionality.
class_docstr_tok: ["A","test","PyOperator","with","no","functionality","."]
code: def __init__(self):
      super().__init__()
      pass
  
imports: from towhee.operator import PyOperator
  from towhee.utils.log import engine_log
label_desc: Use image node_id 1 to create a new TestPyOperator object from inherited base classes: PyOperator with example: obj = TestPyOperator()