Truncate to 80 columns

Author: vstinner

Lib/test/test_generators.py

@@ -2667,7 +2667,8 @@ def printsolution(self, x):
 ...     gen_repr = repr(g)
 ...     del g
 ...
-...     cm.unraisable.err_msg == f'Exception ignored while closing generator {gen_repr}'
+...     cm.unraisable.err_msg == (f'Exception ignored while closing '
+...                               f'generator {gen_repr}')
 ...     cm.unraisable.exc_type == RuntimeError
 ...     "generator ignored GeneratorExit" in str(cm.unraisable.exc_value)
 ...     cm.unraisable.exc_traceback is not None