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TA的专栏 153篇文章 32人订阅

进阶高级测试工程师

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全部文章（共158篇）

题解 | 合并用户信息表与用户活跃表

import pandas as pd pd.set_option('display.width',None) pd.set_option('display.max_columns',None) item1 = pd.read_csv('Nowcoder1.csv') item2 = pd....

2025-02-24

0 79

题解 | 运动会各项目报名透视表

import pandas as pd items = pd.read_csv('items.csv') singup = pd.read_csv('signup.csv') df = pd.merge(items,singup,on='item_id',how='left') print...

2025-02-24

0 65

题解 | 统计职能部分运动会某项目的报名信息

from pickle import TRUE import pandas as pd items = pd.read_csv('items.csv',sep=',') singup = pd.read_csv('signup.csv',sep=',') df = pd.merge(items...

2025-02-24

0 87

题解 | 统计职能部分运动会某项目的报名信息

from pickle import TRUE import pandas as pd items = pd.read_csv('items.csv',sep=',') singup = pd.read_csv('signup.csv',sep=',') df = pd.merge(items...

2025-02-24

0 72

题解 | 多报名表的运动项目人数统计

import pandas as pd items = pd.read_csv('items.csv') signup = pd. read_csv('signup.csv') signup1 = pd.read_csv('signup1.csv') sign = pd.concat([si...

2025-02-24

1 68

题解 | 统计运动会项目报名人数(二)

import pandas as pd # 读取 items.csv 和 signup.csv 文件 items_df = pd.read_csv('items.csv') signup_df = pd.read_csv('signup.csv') # 合并两个数据集，根据 item_id 进行...

2025-02-24

0 76

题解 | 统计运动会项目报名人数

import pandas as pd item = pd.read_csv("items.csv") signup = pd.read_csv("signup.csv") data = pd.merge(item, signup, on="it...

2025-02-24

0 76

题解 | 牛客网Python用户的成就值

import pandas as pd from numpy import int64 df = pd.read_csv('Nowcoder.csv', dtype=object) df0 = df[df['Language'] == 'Python']['Achievement_value']...

2025-02-23

0 65

题解 | 查看牛客网哪些用户使用Python

import pandas as pd # 读取 CSV 文件 df = pd.read_csv("Nowcoder.csv", dtype=object) # 检查每列是否有空值 df0 = df[df['Language'] == 'Python'] print(df0)

2025-02-23

0 68

题解 | 牛客网用户没有补全的信息

import pandas as pd # 读取 CSV 文件 df = pd.read_csv("Nowcoder.csv", dtype=object) # 检查每列是否有空值 print(df.isnull().any())

2025-02-23

0 88