Optimised captures by using greenlets for disk IO

openflexure_microscope/stage/sanga.py

@@ -108,6 +108,7 @@ class SangaStage(BaseStage):
         backlash: (default: True) whether to correct for backlash.
         """
         with self.lock:
+            logging.info(f"Moving sangaboard by {displacement}")
             if not backlash or self.backlash is None:
                 return self.board.move_rel(displacement, axis=axis)
 
@@ -145,6 +146,7 @@ class SangaStage(BaseStage):
         """Make an absolute move to a position
         """
         with self.lock:
+            logging.info(f"Moving sangaboard to {final}")
             self.board.move_abs(final, **kwargs)
 
     def zero_position(self):