Automation Break-Even Point for Data Tasks

I spent 2 days automating a file renaming and data cleaning task. The manual version would have taken 25 minutes. Here's exactly what happened. The task: rename a batch of inconsistently formatted files, clean the data inside them, output a standard structure. Repetitive. Boring. Perfect candidate for automation, I thought. Day 1: wrote the script. Worked on the happy path. Day 2: handled edge cases. Then more edge cases. Then edge cases within edge cases. Files with special characters. Encoding issues. Empty rows that weren't actually empty. Date formats that looked the same but weren't. By the time the script was reliable, I had spent more time on it than doing the task manually for the next 3 months combined. I shipped the script anyway. It works now. But I learned something more valuable than the script: Automation has a break-even point. If the task runs once - do it manually. If it runs weekly - maybe automate it. If it runs daily - automate it immediately. I skipped the break-even calculation entirely and went straight to building. The most expensive code I've ever written was solving a problem that didn't need solving yet. Has this happened to you? 👇 #DataScience #Python #DataEngineering #Lessons #Automation

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