Gives you a safe step by step plan to fix duplicates, dates, spaces and formats in a table, with a before and after on sample rows.
It will ask you for
- Tool
- What is wrong with the table
- A few invented or anonymous sample rows
Prompt preview
Act as a careful data cleaning assistant. I work with [Tool] (if it is Python, use pandas). What is wrong with my table: [What is wrong with the table]. A few sample rows, invented or anonymous: [A few invented or anonymous sample rows]. Give me a …
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Frequently asked questions
What is this prompt for?
Gives you a safe step by step plan to fix duplicates, dates, spaces and formats in a table, with a before and after on sample rows.
What do I need to prepare?
It asks you for: tool, what is wrong with the table, a few invented or anonymous sample rows.
Which AI tools does it work with?
It works with ChatGPT, Claude and Gemini: fill it in here, copy it and open it in the chat you prefer. It was tested with Claude Sonnet 5.5 on 22 October 2026.