Even-Rows-And-First-3-Columns

title: "Even Rows and 3 Columns" author: "Rj" date: 2019-04-22 description: "-" type: technical_note draft: false

import numpy as np
import pandas as pd

df = pd.read_csv('abc.csv', sep=',', encoding='utf-8')

df

	student	language	science	maths	history
0	kumar	90	56	34	34
1	kevin	10	34	32	67
2	sammy	90	23	12	32
3	janice	20	67	90	45
4	peter	30	56	45	65
5	prem	90	45	45	34
6	carrol	50	90	45	23

df_even = df[::2]

df_even

	student	language	science	maths	history
0	kumar	90	56	34	34
2	sammy	90	23	12	32
4	peter	30	56	45	65
6	carrol	50	90	45	23

# Even rows and first 3 columns

df_even_3 = df.iloc[::2, :3]

df_even_3

Score: 5

Category: data-wrangling