text: from pyscalambda.operands import Underscore
  
  from pyscalambda.operators import UnaryOperator
  
  from pyscalambda.quote import quote
  
  from pyscalambda.scalambdable import (
      scalambdable_const,
      scalambdable_deep_const,
      scalambdable_func,
      scalambdable_iterator,
  )
  
  
  from pyscalambda.utility import convert_operand
  
  _ = Underscore(0)
  _1 = Underscore(1)
  _2 = Underscore(2)
  _3 = Underscore(3)
  _4 = Underscore(4)
  _5 = Underscore(5)
  _6 = Underscore(6)
  _7 = Underscore(7)
  _8 = Underscore(8)
  _9 = Underscore(9)
  SF = scalambdable_func
  SC = scalambdable_const
  SD = scalambdable_deep_const
  SI = scalambdable_iterator
  
  Q = quote
  
  
  def not_(value):
      """
  
      :type value: bool | Formula
      :rtype:
      """
      return UnaryOperator("not ", convert_operand(value))
  
  
  __all__ = ("_", "_1", "_2", "_3", "_4", "_5", "_6", "_7", "_8", "_9", "SF", "SC", "Q", "not_")
  