pandas使用总结
pandas有三个基本数据结构:Series,DataFrame和Index
第一部分:Series对象是一个带索引数据构成的一维数组


第二部分:DataFrame对象




其他属性
df = pd.DataFrame({"foo":["one","one","one","two","two","two"],
"bar": ["A","B","C","A","B","C"],
"baz": [1,2,3,4,5,6],
"zoo": ["x","y","z","q","w","t"]})
df









第三部分: 函数




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