Tuesday, November 26, 2019

Python KeyError Exceptions and How to Handle Them

Python’s KeyError exception is a common exception encountered by beginners. Knowing why a KeyError can be raised and some solutions to prevent it from stopping your program are essential steps to improving as a Python programmer.

By the end of this course, you’ll know:

  • What a Python KeyError usually means
  • Where else you might see a KeyError in the standard library
  • How to handle a KeyError when you see it
  • When to raise a Python KeyError in your code

[ Improve Your Python With 🐍 Python Tricks 💌 – Get a short & sweet Python Trick delivered to your inbox every couple of days. >> Click here to learn more and see examples ]



from Real Python
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