Table of Contents
Examples
Strain your brain!
First things first! * Strings can be tricky sometimes Be careful with chained operations How not to use
Slippery Slopes is operator Hash brownies Deep down, we're all the same. Disorder within order * Keep trying... * For what? Evaluation time discrepancy is not ... is not is (not ...) A tic-tac-toe where X wins in the first attempt! Schrödinger's variable The chicken-egg problem * Subclass relationships Methods equality and identity All-true-ation * The surprising comma Strings and the backslashes not knot! Half triple-quoted strings What's wrong with booleans? Class attributes and instance attributes yielding None Yielding from... return! * Nan-reflexivity * Mutating the immutable! The disappearing variable from outer scope The mysterious key type conversion Let's see if you can guess this? Modifying a dictionary while iterating over it Stubborn
The Hidden treasures! del operation The out of scope variable Deleting a list item while iterating Lossy zip of iterators * Loop variables leaking out! Beware of default mutable arguments! Catching the Exceptions Same operands, different story! Name resolution ignoring class scope Rounding like a banker * Needles in a Haystack * Splitsies * Wild imports * All sorted? * Midnight time doesn't exist? Okay Python, Can you make me fly?
Appearances are deceptive! Miscellaneous goto, but why? Brace yourself! Let's meet Friendly Language Uncle For Life Even Python understands that love is complicated Yes, it exists! Ellipsis * Inpinity Let's mangle 
