
Untitled
By: a guest on
Dec 12th, 2012 | syntax:
Python | size: 0.32 KB | hits: 5 | expires: Never
import sys
from collections import defaultdict
fname = sys.argv[1]
with open(fname) as fin:
data = defaultdict(list)
for line in fin:
x,y = line.split()
data[int(x)].append(float(y))
for k,v in sorted(data.items()):
for i,elem in enumerate(v):
print i,elem
print
print