record=0027status=opendescription="""In particular, no diff is shown by RegressionCheck.show_diff, for pages tbwiki.header and TestMarkupVariablesStatic.  However, these are shown as errors in the Regression Check table.

I added code to hold messages.  It now looks like something related to the %(body_attrs)s variable.  I moved this to be dynamically generated by the data_class in tbwiki_engine, but there's still some sort of problem that I can't pin down.

There are now lots of debug statements (commented out) in the RegressionCheck main procedure."""summary=RegressionCheck shows some pages with diffs, even when no diffs are shown on diff pagepriority=mediumassigned_to=Tim