new_contents: from balcaza.t2types import RExpression, TextFile
  
  def RExpressionToString(rserve):
  	return rserve.code(
  		'''sink(text)
  print(rexpr)
  sink()
  ''',
  		inputs = dict(
  			rexpr = RExpression
  			),
  		defaultInput = 'rexpr',
  		outputs = dict(
  			text = TextFile
  			),
  		defaultOutput = 'text'
  		)
  
subject: Add R print to string library