[GNUnet-SVN] [gnunet] branch master updated: src/consensus/consensus-simulation: Use past.builtins for xrange

[gnunet]

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ng0 pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
     new 26d49c72e src/consensus/consensus-simulation: Use past.builtins for 
xrange
26d49c72e is described below

commit 26d49c72e190013e99fdec3bd8f065e522b582ae
Author: Nils Gillmann <address@hidden>
AuthorDate: Sat May 19 17:21:42 2018 +0000

    src/consensus/consensus-simulation: Use past.builtins for xrange
    
    Signed-off-by: Nils Gillmann <address@hidden>
---
 README                                   | 4 ++--
 src/consensus/consensus-simulation.py.in | 3 +++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/README b/README
index f52fca444..80a87d274 100644
--- a/README
+++ b/README
@@ -264,8 +264,8 @@ $ make
 $ make install
 $ make check
 
-Some of the testcases require python >= 2.6 and pexpect to be
-installed.  If any testcases fail to pass on your system, run
+Some of the testcases require python >= 2.6 (+ the python module "futures")
+and pexpect to be installed.  If any testcases fail to pass on your system, run
 "contrib/scripts/report.sh" (in the repository) or "gnunet-bugreport"
 when you already have GNUnet installed and report the output together with
 information about the failing testcase to the Mantis bugtracking
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():

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