A_pinkpig的博客

  首先，了解一下pandas的数据类型：Pandas dtypePython typeNumPy typeUsageobjectstr or mixedstring_, unicode_, mixed typesText or mixed numeric and non-numeric valuesint64intint_, int8, int16, int32, int64, uint8, uint16, uint32, uint64Integer numbe

读入数据，name列可以由‘-’符号分割出两列。data = pd.read_csv('D:/test.csv', encoding='gbk')data执行series内置函数str.split，得到每一个单元格的分割列表。data['name'].str.split('-')添加一个参数expand=True，将列表分开，得到两列。data['name'].str.spli...