2884. Modify Columns

DataFrame employees

Column Name	Type
name	object
salary	int

Instructions

• A company intends to give its employees a pay rise.
• Write a solution to modify the salary column by multiplying each salary by 2.
• The result format is in the following example.

Example

Input:

DataFrame employees

name	salary
Jack	19666
Piper	74754
Mia	62509
Ulysses	54866

Output:

name	salary
Jack	39332
Piper	149508
Mia	125018
Ulysses	109732

Explanation:

Every salary has been doubled.

Submissions

import pandas as pd

def modifySalaryColumn(employees: pd.DataFrame) -> pd.DataFrame:
    employees['salary'] = employees['salary'] * 2
    return employees

Explanation

Python (Pandas)

Submitted by @noeyislearning

• import pandas as pd: Import the pandas library to work with DataFrames.
• def modifySalaryColumn(employees: pd.DataFrame) -> pd.DataFrame:: Define a function called modifySalaryColumn that takes a DataFrame employees as input and returns a DataFrame.
• employees['salary'] = employees['salary'] * 2: Modify the salary column by multiplying each salary by 2.
• return employees: Return the modified DataFrame employees.