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/Python數(shù)據(jù)分析-基礎(chǔ)技術(shù)篇

import?numpy?as?np
def?main():
????lst=[[1,3,5],[2,4,6]]
????print(type(lst))
????a?=?np.array([[1,?2],?[3,?4]])
????print(a[1,?0])
if?__name__?==?'__main__':
????main()