help() in Python - Read Documentation Quickly

Tech With Tim · Beginner ·📰 AI News & Updates ·4y ago

Key Takeaways

The help() function in Python is used to quickly access documentation for Python objects, including built-in functions and custom functions with docstrings.

Full Transcript

a lot of times when you're writing code especially writing code in python you want to look at the documentation for a specific function module object whatever it may be but you don't want to have to go online or maybe you don't have access to the internet well in python there is a helpful function that you can use called help now what help takes in is any python object so i could pass something like say the sum function and what this will do is actually give me the documentation for this function so it prints out the docs string and then tells me what the arguments are now i can also use this on my own custom function so in this case i defined a doc string in my function and if i go here and i print help on my underscore function notice i get a message here that's generated by python where it shows me the arguments or parameters for this function and then the dock string hopefully this was helpful if it was make sure to follow for more

Original Description

Learn how to use the help() function in python. This allows you to quickly check the documentation of python code. 💻 AlgoExpert is the coding interview prep platform that I used to ace my Microsoft and Shopify interviews. Check it out and get a discount on the platform using the code "techwithtim" https://algoexpert.io/techwithtim 📚 Playlist: https://www.youtube.com/playlist?list=PLzMcBGfZo4-k-_nZU2GCrVKJF3Kvj7yFw ◼️◼️◼️◼️◼️◼️◼️◼️◼️◼️◼️◼️◼️◼️ 💰 Courses & Merch 💰 💻 The Fundamentals of Programming w/ Python: https://tech-with-tim.teachable.com/p/the-fundamentals-of-programming-with-python 👕 Merchandise: https://teespring.com/stores/tech-with-tim-merch-shop 🔗 Social Medias 🔗 📸 Instagram: https://www.instagram.com/tech_with_tim 📱 Twitter: https://twitter.com/TechWithTimm ⭐ Discord: https://discord.gg/twt 📝 LinkedIn: https://www.linkedin.com/in/tim-ruscica-82631b179/ 🌎 Website: https://techwithtim.net 📂 GitHub: https://github.com/techwithtim 🔊 Podcast: https://anchor.fm/tech-with-tim 🎬 My YouTube Gear 🎬 🎥 Main Camera (EOS Canon 90D): https://amzn.to/3cY23y9 🎥 Secondary Camera (Panasonic Lumix G7): https://amzn.to/3fl2iEV 📹 Main Lens (EFS 24mm f/2.8): https://amzn.to/2Yuol5r 🕹 Tripod: https://amzn.to/3hpSprv 🎤 Main Microphone (Rode NT1): https://amzn.to/2HrZxXc 🎤 Secondary Microphone (Synco Wireless Lapel System): https://amzn.to/3e07Swl 🎤 Third Microphone (Rode NTG4+): https://amzn.to/3oi0v8Z ☀️ Lights: https://amzn.to/2ApeiXr ⌨ Keyboard (Daskeyboard 4Q): https://amzn.to/2YpN5vm 🖱 Mouse (Logitech MX Master): https://amzn.to/2HsmRDN 📸 Webcam (Logitech 1080p Pro): https://amzn.to/2B2IXcQ 📢 Speaker (Beats Pill): https://amzn.to/2XYc5ef 🎧 Headphones (Bose Quiet Comfort 35): https://amzn.to/2MWbl3e 🌞 Lamp (BenQ E-reading Lamp): https://amzn.to/3e0UCr8 🌞 Secondary Lamp (BenQ Screenbar Plus): https://amzn.to/30Dtafi 💻 Monitor (BenQ EX2780Q): https://amzn.to/2HsmUPZ 💻 Monitor (LG Ultrawide 34WN750): https://amzn.to/3dSD
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The help() function in Python allows you to quickly access documentation for Python objects, including built-in functions and custom functions with docstrings. This can be useful when you need to look up the documentation for a specific function or module without having to go online. By using the help() function, you can improve your productivity and efficiency when writing Python code.

Key Takeaways
  1. Import the necessary modules
  2. Define a custom function with a docstring
  3. Use the help() function to access the documentation for a built-in function
  4. Use the help() function to access the documentation for a custom function
  5. Read the docstring and arguments for the function
💡 The help() function can be used to access documentation for both built-in and custom functions in Python, making it a useful tool for improving productivity and efficiency when writing code.

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