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-rw-r--r--Lib/distutils/tests/test_build_ext.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/Lib/distutils/tests/test_build_ext.py b/Lib/distutils/tests/test_build_ext.py
index a5b9700..d924f58 100644
--- a/Lib/distutils/tests/test_build_ext.py
+++ b/Lib/distutils/tests/test_build_ext.py
@@ -22,6 +22,11 @@ from test.support import run_unittest
ALREADY_TESTED = False
def _get_source_filename():
+ # use installed copy if available
+ tests_f = os.path.join(os.path.dirname(__file__), 'xxmodule.c')
+ if os.path.exists(tests_f):
+ return tests_f
+ # otherwise try using copy from build directory
srcdir = sysconfig.get_config_var('srcdir')
return os.path.join(srcdir, 'Modules', 'xxmodule.c')