#2877
Easy pandas Create a dataframe from list
81.1% acceptance
Mar 2, 2026
290
12
Write a solution to create a DataFrame from a 2D list called student_data. This 2D list contains the IDs and ages of some students.
The DataFrame should have two columns, student_id and age, and be in the same order as the original 2D list.
The result format is in the following example.
Solution
Pandas
Time O(1)
Space O(1)
# Write a solution to create a DataFrame from a 2D list called student_data. This 2D list contains the IDs and ages of some students.
# The DataFrame should have two columns, student_id and age, and be in the same order as the original 2D list.
# The result format is in the following example.
# Example 1:
# Input:
# student_data:
# [
# [1, 15],
# [2, 11],
# [3, 11],
# [4, 20]
# ]
# Output:
# +------------+-----+
# | student_id | age |
# +------------+-----+
# | 1 | 15 |
# | 2 | 11 |
# | 3 | 11 |
# | 4 | 20 |
# +------------+-----+
# Explanation:
# A DataFrame was created on top of student_data, with two columns named student_id and age.
import pandas as pd
from typing import List
def createDataframe(student_data: List[List[int]]) -> pd.DataFrame:
return pd.DataFrame(student_data, columns=["student_id", "age"])