code: def parameters_generator():
      instrument = ["ibm"]
      entrySMA = range(150, 251)
      exitSMA = range(5, 16)
      rsiPeriod = range(2, 11)
      overBoughtThreshold = range(75, 96)
      overSoldThreshold = range(5, 26)
      return itertools.product(
          instrument,
          entrySMA,
          exitSMA,
          rsiPeriod,
          overBoughtThreshold,
          overSoldThreshold,
      )
  
imports: import itertools
  from pyalgotrade.optimizer import local
  from pyalgotrade.barfeed import quandlfeed
  import rsi2
label_desc: Use image node_id 1 for calling a global function with example usage: parameters_generator() and returns: itertools