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Exceptions or conditional checks in Python
When EAFP keeps application code cleaner than returning `None` through multiple layers.
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Python hash() and identity
`hash()` is not a stable identity function, and large integer-style hashes can be truncated to platform hash width.
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Flatten nested iteration in Python
How to flatten nested iteration with `itertools.chain` and generator expressions without making the code harder to read.
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Python generators in practice
Concrete situations where generators actually earn their keep.