src/sage/misc/sageinspect.py: Make doctest pass even if sphinx formatting is not available

Author: Matthias Koeppe

src/sage/misc/sageinspect.py

@@ -57,7 +57,7 @@
     sage: sage_getfile(BlockFinder)
     '.../sage/misc/sageinspect.py'
 
-    sage: sage_getdoc(BlockFinder).lstrip()
+    sage: sage_getdoc(BlockFinder).lstrip()[:50]
     'Provide a tokeneater() method to detect the...'
 
     sage: sage_getsource(BlockFinder)