Fix progress bars to work with Nengo 2.8.0

CHANGES.rst

@@ -21,7 +21,9 @@ Release History
 1.3.1 (unreleased)
 ==================
 
+**Improvements**
 
+- Supports recent Nengo versions, up to 2.8.0
 
 
 1.3.0 (October 6, 2017)

nengo_ocl/simulator.py

@@ -19,7 +19,7 @@
 from nengo.builder.operator import Reset
 from nengo.builder.signal import SignalDict
 from nengo.utils.compat import iteritems, StringIO, range, ResourceWarning
-from nengo.utils.progress import ProgressTracker
+from nengo.utils.progress import ProgressTracker, Progress
 from nengo.utils.stdlib import groupby
 
 from nengo_ocl.raggedarray import RaggedArray
@@ -541,9 +541,13 @@ def run_steps(self, N, progress_bar=True):
         if progress_bar is None:
             progress_bar = self.progress_bar
         try:
-            progress = ProgressTracker(N, progress_bar, "Simulating")
+            progress = ProgressTracker(progress_bar, Progress(
+                "Simulating", "Simulation", N))
         except TypeError:
-            progress = ProgressTracker(N, progress_bar)
+            try:
+                progress = ProgressTracker(N, progress_bar, "Simulating")
+            except TypeError:
+                progress = ProgressTracker(N, progress_bar)
 
         with progress:
             # -- we will go through N steps of the simulator
@@ -554,7 +558,10 @@ def run_steps(self, N, progress_bar=True):
                 self._plans.call_n_times(B)
                 self._probe()
                 N -= B
-                progress.step(n=B)
+                if hasattr(progress, 'total_progress'):
+                    progress.total_progress.step(n=B)
+                else:
+                    progress.step(n=B)
 
         if self.profiling > 1:
             self.print_profiling()

nengo_ocl/version.py

@@ -23,5 +23,5 @@
 ]
 
 # --- latest Nengo version at time of release
-latest_nengo_version_info = (2, 7, 0)  # (major, minor, patch)
+latest_nengo_version_info = (2, 8, 0)  # (major, minor, patch)
 latest_nengo_version = '.'.join(str(v) for v in latest_nengo_version_info)