File Splitter#
Question#
Split a Big file into propotional chunks.
Solution#
from string import ascii_lowercase
from itertools import combinations
HEADER = "whatever\n"
def splitter(chunksize, source, outputprefix):
input = open(source)
counter = 0
for suffix in (''.join(pair) for pair in combinations(ascii_lowercase, 2)):
with open(outputprefix + suffix, 'w') as output:
chunk = input.read(chunksize)
if not chunk.endswith('\n'):
lastln = chunk.rfind('\n')
chunksize = chunksize - lastsize
output.write(HEADER)
output.write(chunk)
if len(chunk) < chunksize:
return
splitter(15,'data.big','foo')