Python 3 解法, 执行用时: 785ms, 内存消耗: 524288KB, 提交时间: 2022-07-11

import pandas as pd
Nowcoder = pd.read_csv('Nowcoder.csv',sep=',',dtype=object)
# 代用isnull判断，后跟条件any方法到条件
print(Nowcoder.isnull().any(axis=0))

Python 3 解法, 执行用时: 794ms, 内存消耗: 524288KB, 提交时间: 2022-07-20

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

Python 3 解法, 执行用时: 796ms, 内存消耗: 524288KB, 提交时间: 2022-07-18

import pandas as pd
Nowcoder = pd.read_csv('Nowcoder.csv',sep=',',dtype=object)

# print(Nowcoder.isnull().any(axis=0))  # any 作为判断条件，判断每列是否有空值

print(Nowcoder.isnull().all())

Python 3 解法, 执行用时: 804ms, 内存消耗: 524288KB, 提交时间: 2022-07-11

import pandas as pd
Nowcoder = pd.read_csv('Nowcoder.csv',sep=',',dtype=object)
print(Nowcoder.isnull().all())

Python 3 解法, 执行用时: 806ms, 内存消耗: 524288KB, 提交时间: 2022-07-22

import pandas as pd
Nowcoder = pd.read_csv('Nowcoder.csv',sep=',',dtype=object)

print(Nowcoder.isnull().any(axis=0))