PyPy is fast

I wrote a small Python program that maintains a heap. It took 20 minutes to process a very large data file with Python 2.7. On a whim I tried PyPy. It finished the task in 1 minute. That’s 20X faster without making any changes to my code. Why isn’t everyone using PyPy?

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One comment

  1. Pingback: PyPy is fast | Programming | Syngu

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