code: def evaluate(individual):
      # Do some hard computing on the individual
      a = sum(individual)
      b = len(individual)
      return a, 1.0 / b
  
imports: import random
  from deap import base
  from deap import creator
  from deap import tools
label_desc: Use image node_id 1 for calling a global function with example usage: evaluate(individual) and returns: a,  unknown