Use 'srcdir' from sysconfig instead of 'projectbase' to build a
path to the Tools directory. 'projectbase' is the path of the build
directory, not the source directory.
# and run the tests in that case too?
raise unittest.SkipTest('test irrelevant for an installed Python')
-srcdir = sysconfig.get_config_var('projectbase')
+srcdir = sysconfig.get_config_var('srcdir')
basepath = os.path.join(os.getcwd(), srcdir, 'Tools')
scriptsdir = os.path.join(basepath, 'scripts')