class_docstr: AbstractSolver base class for mystic optimizers.
      
class_docstr_tok: ["AbstractSolver","base","class","for","mystic","optimizers","."]
docstr: get the bestEnergy (default: bestEnergy = popEnergy[0])
code: def __bestEnergy(self):
      """get the bestEnergy (default: bestEnergy = popEnergy[0])"""
      if self._bestEnergy is None:
          return self.popEnergy[0]
      return self._bestEnergy
  
imports: import random
  import numpy
  from numpy import inf, shape, asarray, absolute, asfarray, seterr
  from mystic.tools import wrap_function, wrap_nested, wrap_reducer
  from mystic.tools import wrap_bounds, wrap_penalty, reduced
  from klepto import isvalid, validate
  from collections.abc import Callable
label_desc: Use image node_id 11 for calling the AbstractSolver obj's underlying member method code with example usage: obj.__bestEnergy() and returns: self, self