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pip install pandasLooking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple/Note: you may need to restart the kernel to use updated packages.Requirement already satisfied: pandas in c:\users\zcc\appdata\local\programs\python\python37\lib\site-packag

read_csv:从文件，url，文件型对象中加载带分隔符的数据，默认分隔符为逗号read_table:从文件，url，文件型对象中加载带分隔符的数据，默认分隔符为制表符’/t’read_fwf:读取固定宽度的数据read_clipboard:读取剪切板中的数据，可以看作是read_table的剪切板，在将在网页上的数据转换为表格中的数据时用到pip install pandasLooking in indexes: https://pypi.tuna.tsinghua.edu.cn/simpl

pip install pandasLooking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple/Note: you may need to restart the kernel to use updated packages.WARNING: You are using pip version 20.0.2; however, version 20.1.1 is available.You should consider upgrad

层次化索引时pandas的一项比较重要的功能，可以在一个轴上拥有多个索引级别。另一种说法时可以以低纬度的形式处理高维度数据pip install pandasLooking in indexes: https://pypi.tuna.tsinghua.edu.cn/simple/Note: you may need to restart the kernel to use updated packages.WARNING: You are using pip version 20.0.2; ho