1. If you want to analyze the reasons for canceling an order, some users will check the cancellation reason after canceling the order. The users who check the cancellation reason constitute a large sample. DataFrame, wants to randomly select 100 random samples from this sample. How to use python to build a cycle?
2.data=pd.read_csv ("data.csv")
sample1=data.sample (nasty 100)" builds a sample, but I want to build 100. how to achieve it?