def test_output_displayed():
 with AssertPrints('2'):
  ip.run_cell('1+1', store_history=True)
 with AssertPrints('2'):
  ip.run_cell('1+1 # comment with a semicolon;', store_history=True)
 with AssertPrints('2'):
  ip.run_cell('1+1\n#commented_out_function();', store_history=True)

def test_output_displayed ( ) : with AssertPrints ( '2' ) : ip . run_cell ( '1+1' , store_history = True ) with AssertPrints ( '2' ) : ip . run_cell ( '1+1 # comment with a semicolon;' , store_history = True ) with AssertPrints ( '2' ) : ip . run_cell ( '1+1\n#commented_out_function();' , store_history = True )
checking to make sure that output is displayed .