id,summary,reporter,owner,description,type,status,priority,component,version,resolution,keywords,cc 392,"sys.exec_prefix does not point to folder with pythonw.exe thus introducing inconsistency,e.g. with multiprocessing in QGIS plugins",mlt,osgeo4w-dev@…,"Multiprocessing python module on Windows platform relies on starting a new process as that platform lacks fork(). Head-on attempt to use that module from, e.g, QGIS plugin results in a launch of another QGIS instance. To circumvent this, [http://docs.python.org/2/library/multiprocessing.html#multiprocessing.set_executable multiprocessing documentation suggest] to use {{{ set_executable(os.path.join(sys.exec_prefix, 'pythonw.exe')) }}} however pythonw.exe is shipped in bin/ and not in apps/Python27/ where exec_prefix points to.",defect,closed,major,Installer,,invalid,python,