经过测试，python会缓存的小整数的范围是 [-5, 256]
# Truea = 1b = 1print(a is b)# Truea = "good"b = "good"print(a is b)# Falsea = "very good morning"b = "very good morning"print(a is b)# Falsea = []b = []print(a is b)
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经过测试，python会缓存的小整数的范围是 [-5, 256]
# Truea = 1b = 1print(a is b)# Truea = "good"b = "good"print(a is b)# Falsea = "very good morning"b = "very good morning"print(a is b)# Falsea = []b = []print(a is b)
转载于:https://www.cnblogs.com/qiang-upc/p/11163042.html