Tricks

Common mistakes

• 10 mistakes
• Beginner's mistakes*

Warts

Gotcha: mismatch between the programmer's expections of how the language will work, and the way the language actually does work. Wrong expectations from other languages and platform

• Gotchas -
• Another set of warts some are fixed
• isinstance() considered harmful
• Don't use mutable default variables as defaults to functions - unless you want to use it for static variable :-)

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