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24 lines
659 B
Python
24 lines
659 B
Python
# -*- coding: utf-8 -*-
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from time import sleep
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# Runs the callback with slices of all_list of a given batch_size
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def run_in_batches(all_list, batch_size, callback, sleep_time = 0, logger = None):
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if len(all_list) == 0:
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return
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limit = (len(all_list) / batch_size) + 1;
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for i in xrange(limit):
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start = i*batch_size
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end = (i+1) * batch_size
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if end >= len(all_list):
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end = len(all_list)
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batch = all_list[start:end]
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if logger:
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logger("Executing %s in batch %s of %s" % (end-start, i+1, limit))
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callback(batch)
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if i != limit - 1:
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sleep(sleep_time)
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