pythonpandas库用法

以下是两个关于Pandas库的用法示例：

1. 创建Series对象：

import pandas as pd

data = [3, 4, 5, 6]
index = ['a', 'b', 'c', 'd']
series = pd.Series(data, index=index)

2. 设置索引：

import pandas as pd

data = [3, 4, 5, 6]
index = ['a', 'b', 'c', 'd']
series = pd.Series(data, index=index)