class_docstr: Base class to implement a new Prompt.
  
  Inheritors have to override `template` property.
code: def template(self) -> str:
      ...
  
file_path: pandas-ai/pandasai/prompts/base.py
imports: from abc import ABC, abstractmethod
  import string
label_desc: Use image node_id 5 for calling the AbstractPrompt obj's underlying member method code with example usage: obj.template() without return types