题解 | #Python用户的平均提交次数#
Python用户的平均提交次数
https://www.nowcoder.com/practice/278b129eaadc477ebbd7cb929d4afa6c
import pandas as pd
import numpy as np
data=pd.read_csv('Nowcoder.csv')
condition='Language=="Python"'
t=np.mean(data.query(condition).Number_of_submissions)
print('%.1f'%t)
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