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A tiny python thing to split big json files into smaller junks.
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#!/usr/bin/env python | |
# based on http://stackoverflow.com/questions/7052947/split-95mb-json-array-into-smaller-chunks | |
# usage: python json-split filename.json | |
# produces multiple filename_0.json of 1.49 MB size | |
import json | |
import sys | |
with open(sys.argv[1],'r') as infile: | |
o = json.load(infile) | |
chunkSize = 4550 | |
for i in xrange(0, len(o), chunkSize): | |
with open(sys.argv[1] + '_' + str(i//chunkSize) + '.json', 'w') as outfile: | |
json.dump(o[i:i+chunkSize], outfile) |
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