Python 3 解法, 执行用时: 789ms, 内存消耗: 524288KB, 提交时间: 2022-07-27

import pandas as pd
Nowcoder=pd.read_csv("Nowcoder.csv",sep=",",dtype=object)
print(Nowcoder[1:6])



import numpy as np
df1=np.read_csv('Nowcoder.csv')
print(Nowcoder[1:6,:])

Python 3 解法, 执行用时: 792ms, 内存消耗: 524288KB, 提交时间: 2022-07-14

import pandas as pd
# Nowcoder = pd.read_csv('Nowcoder.csv',sep=',',dtype=object,nrows=5)
# print(Nowcoder)

Nowcoder = pd.read_csv('Nowcoder.csv',sep=',',dtype=object)
print(Nowcoder.head(5))

Python 3 解法, 执行用时: 793ms, 内存消耗: 524288KB, 提交时间: 2022-07-15

import pandas as pd
Nowcoder = pd.read_csv('Nowcoder.csv',sep=',',dtype=object)
print(Nowcoder[0:6])

Python 3 解法, 执行用时: 795ms, 内存消耗: 524288KB, 提交时间: 2022-07-23

import pandas as pd
Nowcoder = pd.read_csv('Nowcoder.csv',sep=',',dtype=object,nrows=6)

print(Nowcoder.head(6))

Python 3 解法, 执行用时: 796ms, 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.loc[:5])