code: def bool(self):
          
          shape = self.shape
          if shape != (1,) and shape != (1, 1):
              raise ValueError(
                  """The PandasObject does not have exactly
                                  1 element. Return the bool of a single
                                  element PandasObject. The truth value is
                                  ambiguous. Use a.empty, a.item(), a.any()
                                  or a.all()."""
              )
          else:
              return self._to_pandas().bool()
docs: Return the bool of a single element PandasObject.
  
          This must be a boolean scalar value, either True or False.  Raise a
          ValueError if the PandasObject does not have exactly 1 element, or that
          element is not boolean