new_contents: class Statements:
      def __init__(self, statements):
          self.statements = statements
      
      def eval(self, env):
          for statement in self.statements:
              statement.eval(env)
              
      def __repr__(self):
          string = "Statements:"
          for statement in self.statements:
              string += "\n{0}".format(statement)
          string += "\n-END-\n"
          return string
  
subject: Create statements.py