class_docstr: stores a single scalar value and its gradient 
class_docstr_tok: ["stores","a","single","scalar","value","and","its","gradient"]
code: def __repr__(self):
      return f"Value(data={self.data}, grad={self.grad})"
  
file_path: micrograd/micrograd/engine.py
label_desc: Use image node_id 14 for calling the Value obj's underlying member method code with example usage: obj.__repr__() and returns: str, self, str, self, str