Let’s be sincere: “Python one-liners” articles normally present you tips on how to reverse a string or sum a listing. Cool social gathering methods — however when was the final time that saved you hours of labor? Precisely.
At this time, I’m sharing 10 actual one-liners that I’ve utilized in manufacturing scripts, private initiatives, and hacky options — you realize, the stuff that really buys you time again. Plus, I’ll drop some fast notes on why each issues. Practicality over performativity.
Let’s get into it.
import requests; open('file.zip', 'wb').write(requests.get(url).content material)
Why it’s helpful:
Cease right-clicking and “Save as…” manually. Excellent for automating knowledge pulls, each day experiences, or grabbing datasets for machine studying.
Professional tip: All the time test
response.status_code == 200except you get pleasure from debugging at 2 AM.
import glob; [open(f, 'w').write(open(f).read().replace('old', 'new')) for f in glob.glob('*.txt')]
