Merge pull request #16 from boutproject/debug-comp

Update reference images

Author: dschwoerer

tests/baseline_images/Blocks/Surface0.png

@@ -55,8 +55,16 @@ def _compare_animation(anim, expected, format_, nframes, tol):
             raise ImageComparisonFailure("image does not exist: %s" % expected_name)
 
         if err:
+            import base64
+
+            print("import base64")
             for key in ["actual", "expected"]:
                 err[key] = os.path.relpath(err[key])
+                with open(err[key], "rb") as f:
+                    print(
+                        f"with open(\"{err[key].replace('/','_')}\", \"wb\") as f:\n    f.write(base64.b64decode({base64.b64encode(f.read())}))\n"
+                    )
+
             raise ImageComparisonFailure(
                 "images not close (RMS %(rms).3f):\n\t%(actual)s\n\t%(expected)s " % err
             )