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-rw-r--r--src/consensus/consensus-simulation.py.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/consensus/consensus-simulation.py.in b/src/consensus/consensus-simulation.py.in
index 12bef871d..6629ffaa8 100644
--- a/src/consensus/consensus-simulation.py.in
+++ b/src/consensus/consensus-simulation.py.in
@@ -22,6 +22,7 @@ from __future__ import print_function
import argparse
import random
from math import ceil, log, floor
+from past.builtins import xrange
def bsc(n):
@@ -44,6 +45,8 @@ def simulate(k, n, verbose):
print("we have", num_ghosts, "ghost peers")
# n.b. all peers with idx<k are evil
peers = range(n)
+ # py2-3 compatible, backwards.
+ # refer to http://python-future.org/compatible_idioms.html#xrange
info = [1 << x for x in xrange(n)]
def done_p():