定义模型
查看groupby循环结构
for i in data1.groupby(['co1','co2']):
print(i)
- 可看出groupby是由groupby（by=‘’）的by里面的tuple + 全部字段+index+value来循环的
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for i in data1.groupby(['co1','co2']):
print(i)
© 本文著作权归作者所有，转载前请务必署名
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