pyboard: When injecting mpy in a variable, clean up even if import fails

projectgus · projectgus · commit ef54cdbc022a · 2022-07-07T09:20:44.000+10:00
diff --git a/tools/pyboard.py b/tools/pyboard.py
@@ -659,9 +659,11 @@ def open(self, path, mode):
     return self.File()
 uos.mount(_FS(), '/_')
 uos.chdir('/_')
-from _injected import *
-uos.umount('/_')
-del _injected_buf, _FS
+try:
+  from _injected import *
+finally:
+  uos.umount('/_')
+  del _injected_buf, _FS
 """
 
 
