pathencode: fix importing hashlib on Python 3
I'm curious why PyImport_Import is returning NULL, but
PyImport_ImportModule bypasses some of the regular import path,
probably including demandimport, which I suspect is the issue here.
Differential Revision: https://phab.mercurial-scm.org/D3587
--- a/mercurial/cext/pathencode.c Fri May 18 20:11:24 2018 -0400
+++ b/mercurial/cext/pathencode.c Fri May 18 20:42:04 2018 -0400
@@ -660,7 +660,7 @@
if (name == NULL)
return -1;
- hashlib = PyImport_Import(name);
+ hashlib = PyImport_ImportModule("hashlib");
Py_DECREF(name);
if (hashlib == NULL) {