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phizaz/window_slide.py

Created June 17, 2016 04:12
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A sliding window implementation in python
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window_slide.py
def window_slide(iter, size=2):
mem = [None] * size
for i, each in enumerate(iter):
mem[i % size] = each
if i >= size - 1:
yield mem[(i + 1) % size:] + mem[:(i + 1) % size]
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