Menu
×
   ❮     
HTML CSS JAVASCRIPT SQL PYTHON JAVA PHP HOW TO W3.CSS C C++ C# BOOTSTRAP REACT MYSQL JQUERY EXCEL XML DJANGO NUMPY PANDAS NODEJS R TYPESCRIPT ANGULAR GIT POSTGRESQL MONGODB ASP AI GO KOTLIN SASS VUE DSA GEN AI SCIPY AWS CYBERSECURITY DATA SCIENCE
     ❯   

Pandas DataFrame nlargest() Method

❮ DataFrame Reference


Example

Return the 10 rows with the largest value for "Colories":

In this example we use a .csv file called data.csv

import pandas as pd

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

newdf = df.nlargest(10, "Calories")
Try it Yourself »

Definition and Usage

The nlargest() method returns a specified number of rows, starting at the top after sorting the DataFrame by the highest value for a specified column.


Syntax

dataframe.nlargest(n, columns, keep)

Parameters

The keep parameter is a keyword argument.

Parameter Value Description
n   Required, a Number, specifying the number of rows to return
columns   Optional, A String (column label), or a list of column labels, specifying the column(s) to order by
keep 'all'
'first'
'last'
Optional, default 'last', specifying what to do with duplicate rows.

Return Value

A DataFrame with Boolean values.

This method does not change the original DataFrame.


❮ DataFrame Reference

×

Contact Sales

If you want to use W3Schools services as an educational institution, team or enterprise, send us an e-mail:
sales@w3schools.com

Report Error

If you want to report an error, or if you want to make a suggestion, send us an e-mail:
help@w3schools.com

W3Schools is optimized for learning and training. Examples might be simplified to improve reading and learning. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. While using W3Schools, you agree to have read and accepted our terms of use, cookie and privacy policy.

Copyright 1999-2024 by Refsnes Data. All Rights Reserved. W3Schools is Powered by W3.CSS.