int("123") 123
int("3f",16) 63
bytes([72,9,64]) b‘H\t@‘
list("abc") [‘a‘, ‘b‘, ‘c‘]
set(["one","two"]) {‘one‘,‘two‘}
[int(x) for x in (‘1‘,‘29‘,‘-3‘)] [1,29,-3]
类型转换
原文：https://www.cnblogs.com/find1/p/10347042.html
