diff -r 448725a2ef73 -r 61714510220d tests/test-transplant.t
--- a/tests/test-transplant.t	Fri Sep 15 00:01:57 2017 -0700
+++ b/tests/test-transplant.t	Sun Sep 03 16:45:33 2017 +0900
@@ -884,7 +884,7 @@
 
   $ cat > $TESTTMP/abort.py <<EOF
   > # emulate that patch.patch() is aborted at patching on "abort" file
-  > from mercurial import extensions, patch as patchmod
+  > from mercurial import error, extensions, patch as patchmod
   > def patch(orig, ui, repo, patchname,
   >           strip=1, prefix='', files=None,
   >           eolmode='strict', similarity=0):
@@ -894,7 +894,7 @@
   >         strip=strip, prefix=prefix, files=files,
   >         eolmode=eolmode, similarity=similarity)
   >     if 'abort' in files:
-  >         raise patchmod.PatchError('intentional error while patching')
+  >         raise error.PatchError('intentional error while patching')
   >     return r
   > def extsetup(ui):
   >     extensions.wrapfunction(patchmod, 'patch', patch)