clean-data-xls

Clean spreadsheet data by trimming whitespace, fixing casing, converting text numbers, standardizing dates, and removing duplicates.

26|2|Updated Apr 30, 2026
One-click install
npx skills add https://github.com/ViviennaMAO/money_banking_financial_market --skill clean-data-xls-viviennamao
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: clean-data-xls
Source: https://github.com/ViviennaMAO/money_banking_financial_market/tree/main/financial-services-main/plugins/vertical-plugins/financial-analysis/skills/clean-data-xls
Command: npx skills add https://github.com/ViviennaMAO/money_banking_financial_market --skill clean-data-xls-viviennamao

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

This Skill addresses the challenge of cleaning up messy spreadsheet data, ensuring consistency and accuracy before analysis.

Core Features & Use Cases

  • Data Cleaning: Trim whitespace, correct inconsistent casing, convert text numbers to numeric values, standardize date formats, remove duplicates, and flag mixed-type columns.
  • Use Case: When you have inconsistent or unformatted data in a spreadsheet that needs to be prepared for analysis or reporting.

Quick Start

Run the clean-data-xls skill to clean the data in the active sheet or a specified range.

Frequently Asked Questions about clean-data-xls

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I clean up messy spreadsheet data for analysis?

To clean up messy spreadsheet data, you need to trim whitespace, fix inconsistent casing, convert text numbers to numeric values, standardize date formats, and remove duplicates to ensure data consistency and accuracy before analysis.

What is the best way to standardize spreadsheet formatting and remove duplicates?

The best way to standardize spreadsheet formatting involves trimming whitespace, correcting inconsistent casing, and standardizing dates, while deduplication removes duplicate rows to guarantee a clean dataset for downstream reporting.

How do I fix numbers stored as text and inconsistent dates in a spreadsheet?

Fixing numbers stored as text and inconsistent dates in a spreadsheet requires converting the text values to numeric formats and applying a uniform date structure, resolving mixed-type column issues for accurate data analysis.

Can I flag mixed-type columns when normalizing spreadsheet data?

Yes, you can flag mixed-type columns when normalizing spreadsheet data. The data cleaning process identifies inconsistent column types and flags them so you can correct formatting and standardize the dataset properly.

Why does my spreadsheet data need formatting standardization before reporting?

Spreadsheet data needs formatting standardization before reporting because unformatted data leads to inaccurate analysis. Standardizing casing, dates, and numeric types ensures consistency and eliminates duplicates that skew reporting results.

Does data deduplication work on a specified range in my sheet?

Yes, data deduplication and formatting standardization work on the active sheet or a specified range. You can trigger the cleanup process on targeted sections to normalize only the data that requires fixing.