updates to stderr

perrygeo · Feb 12, 2017 · 2e79630 · 2e79630
1 parent 70183a0
commit 2e79630
Showing 1 changed file with 9 additions and 8 deletions.
diff --git a/simanneal/anneal.py b/simanneal/anneal.py
@@ -120,16 +120,17 @@ def update(self, step, T, E, acceptance, improvement):
 
         elapsed = time.time() - self.start
         if step == 0:
-            print(' Temperature        Energy    Accept   Improve     Elapsed   Remaining')
-            sys.stdout.write('\r%12.2f  %12.2f                      %s            ' %
-                             (T, E, time_string(elapsed)))
-            sys.stdout.flush()
+            print(' Temperature        Energy    Accept   Improve     Elapsed   Remaining',
+                  file=sys.stderr)
+            print('\r%12.5f  %12.2f                      %s            ' %
+                  (T, E, time_string(elapsed)), file=sys.stderr, end="\r"),
+            sys.stderr.flush()
         else:
             remain = (self.steps - step) * (elapsed / step)
-            sys.stdout.write('\r%12.2f  %12.2f  %7.2f%%  %7.2f%%  %s  %s' %
-                             (T, E, 100.0 * acceptance, 100.0 * improvement,
-                              time_string(elapsed), time_string(remain))),
-            sys.stdout.flush()
+            print('\r%12.5f  %12.2f  %7.2f%%  %7.2f%%  %s  %s\r' %
+                  (T, E, 100.0 * acceptance, 100.0 * improvement,
+                   time_string(elapsed), time_string(remain)), file=sys.stderr, end="\r"),
+            sys.stderr.flush()
 
     def anneal(self):
         """Minimizes the energy of a system by simulated annealing.