![python笔记print(3 and 4)print(3 or 4)number=1print(number + 4 <=12 or number +4 - 12)a=3000print(id(a))b=-3000print(id(b))form sys import getrefcounta=[1,2,3]print(getrefcount(a))b=aprint(getrefcount(a))c=[a,a]print(getrefcount(a))del aprint(“a被销毁”)str](https://file2.kaopuke.com:8081/files_image/reation/bcimg12.png)
python笔记print(3 and 4)print(3 or 4)number=1print(number + 4 <=12 or number +4 - 12)a=3000print(id(a))b=-3000print(id(b))form sys import getrefcounta=[1,2,3]print(getrefcount(a))b=aprint(getrefcount(a))c=[a,a]print(getrefcount(a))del aprint(“a被销毁”)str
刘大坑python笔记print(3 and 4)print(3 or 4)number=1print(number + 4 <=12 or number +4 - 12)a=3000print(id(a))b=-3000print(id(b))form sys import getrefcounta=[1,2,3]print(getrefcount(a))b=aprint(getrefcount(a))c=[a,a]print(getrefcount(a))del
