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View Code? Open in Web Editor NEW人工智能方向,《Python科学计算生态》课程仓库
人工智能方向,《Python科学计算生态》课程仓库
print()里面应该是'invalid value.'
原文:
d = dict(n=42, f=7.03, s='string cheese'') '{0[n]} {0[f]} {0[s]} {1}'.format(d, 'other')
为什么这里用字典取值时参数不是字符串, 比如: 'n', 'f', 's', 而是n, f, s?
请问这为什么也能取出值来?
notebook结尾, 集合操作那里, 集合的内建方法中的适用于可变集合的区域的前四个方法.
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