数字(整数、实数、分数、复数),字符串,布尔值
整数aNumber = -2浮点数(实数) aDecimal = 7.1分数from fractions import Fractionfraction1 = Fraction(3,5)复数x = 3 + 4j字符串aString = "Hello, world"布尔值aBoolean = True