import pandas as pd

data=pd.read_csv('Nowcoder.csv')

b=pd.isna(data.iloc[0])
for i in range(1,data.shape[0]):
    s=pd.isna(data.iloc[i])
    b=b|s
print(b)

忘了any和all函数了，写出来有点繁琐，看了评论区才记起来，哎