A easy Python interview practice problem on DataDriven. Write and execute real python code with instant grading.

Domain

Python

Difficulty

easy

Seniority

L3

Problem

Given rows (list of dicts) and transforms (dict mapping column name to a string Python lambda), apply each transform to every row's corresponding column (in place). Return the list of transformed rows. Use eval to evaluate the lambda source strings.

Summary

Each column gets its function.

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