Bugfix8

8 years ago · 8aeb8986ea
parent d9de6b302f
commit 8aeb8986ea
1 changed files with 1 additions and 0 deletions
--- a/tools/profiling/microbenchmarks/bm_diff.py
+++ b/tools/profiling/microbenchmarks/bm_diff.py
@ -36,6 +36,7 @@ import argparse
 import scipy
 import subprocess
 import multiprocessing
+import collections

 def changed_ratio(n, o):
  if float(o) <= .0001: o = 0