class_docstr: Represents the root finding result.
  
  Attributes
  ----------
  root : float
      Estimated root location.
  iterations : int
      Number of iterations needed to find the root.
  function_calls : int
      Number of times the function was called.
  converged : bool
      True if the routine converged.
  flag : str
      Description of the cause of termination.
code: def __repr__(self):
      attrs = [
          "converged",
          "flag",
          "function_calls",
          "iterations",
          "root",
      ]
      m = max(map(len, attrs)) + 1
      return "\n".join(
          [a.rjust(m) + ": " + repr(getattr(self, a)) for a in attrs]
      )
  
imports: from __future__ import division, print_function, absolute_import
  import warnings
  from collections import namedtuple
  from .None import _zeros
  import numpy
label_desc: Use image node_id 2 for calling the RootResults obj's underlying member method code with example usage: obj.__repr__() and returns: str