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Stefan Pochmann

itertools.groupby explained.

Really nice: [2, a, b, 1, c, 3, d, e, f] ⇒ [[2, a, b], [1, c], [3, d, e, f]]

Really silly: List comprehension with state.

  • Member for 5 years, 10 months
  • 67 profile views
  • Last seen Nov 29 '20 at 14:35

Communities (18)

  • Stack Overflow 23.9k 23.9k 66 gold badges3636 silver badges9090 bronze badges
  • Code Review 525 525 11 gold badge33 silver badges88 bronze badges
  • Software Engineering 429 429 33 silver badges77 bronze badges
  • Mathematics 191 191 11 gold badge11 silver badge55 bronze badges
  • MathOverflow 103 103 22 bronze badges
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Top network posts

  • 144 What causes [*a] to overallocate?
  • 112 return string with first match Regex
  • 90 Why is copying a shuffled list much slower?
  • 51 Why is "1000000000000000 in range(1000000000000001)" so fast in Python 3?
  • 28 Why [20, ..., 13, 14].min(2) => [13, 20]?
  • 23 Python: nested 'for' loops
  • 19 List comprehensions in Python with mutable state between iterations
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