二十月玄

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全部文章（共33篇）

题解 | #牛客网用户没有补全的信息#

import pandas as pd data = pd.read_csv("Nowcoder.csv",sep=',',dtype=object) print(data.isnull().any(axis=0))

2024-04-15

0 154

题解 | #统计牛客网部分用户使用语言#

import pandas as pd data = pd.read_csv('Nowcoder.csv',sep=',',dtype=object) print(data.loc[10:21]['Language'])

2024-04-15

0 161

题解 | #牛客网的第10位用户#

import pandas as pd data = pd.read_csv("Nowcoder.csv",sep=',',dtype=object) print(data.loc[10])

2024-04-15

0 153

题解 | #牛客网用户数据集的大小#

import pandas as pd data = pd.read_csv("Nowcoder.csv",sep=',') print(data.shape)

2024-04-15

0 143

题解 | #用pandas查看牛客网用户数据#

import pandas as pd data = pd.read_csv("Nowcoder.csv",sep=',',dtype=object) print(data.head(6))

2024-04-15

0 142

题解 | #双11购物节的销冠#

import pandas as pd data = pd.read_csv("Order.csv",sep=',') data = data.groupby('shop_name')['price'].agg(['sum']).sort_values(by='sum',as...

2024-04-15

0 171

题解 | #修改财务信息#

import pandas as pd data = pd.read_csv("Shop.csv",sep=',') print(data.dropna(axis=0))

2024-04-15

0 161

题解 | #不同等级会员的购买力#

import pandas as pd data = pd.read_csv('Order.csv',sep=',',dtype={ 'order_num':str, 'price':int, 'date':str, 'shop_name':str, 'VI...

2024-04-15

0 175

题解 | #统计618的销售额#

import pandas as pd data = pd.read_csv("Order.csv",sep=',',dtype={ 'order_num':str, 'price':int, 'date':str, 'shop_name':st...

2024-04-14

0 186

题解 | #快递站点信息#

import pandas as pd data = pd.read_csv("Nowcoder.csv",sep=',',dtype=object) result = data['Destination'][(data['Type']=='1')&(data['Dat...

2024-04-14

0 160