id summary reporter owner description type status milestone component version severity resolution keywords cc 10923 exec-dynamic fails with Python 3 Petr Machata Ralf W. Grosse-Kunstleve The reason being that the test case calls PyImport_AppendInittab after Py_Initialize. One solution is to call Py_Finalize before PyImport_AppendInittab, and the re-call Py_Initialize. I implement this in a somewhat structured fashion in the attached patch. Bugs new To Be Determined python USE GITHUB Boost 1.57.0 Problem