On Windows, SYSTEMROOT must be supplied.

pypa · Aug 8, 2020 · d6ec58c · d6ec58c
1 parent 41deeb7
commit d6ec58c
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/setuptools/tests/test_distutils_adoption.py b/setuptools/tests/test_distutils_adoption.py
@@ -32,9 +32,11 @@ def popen_text(call):
         if sys.version_info < (3, 7) else functools.partial(call, text=True)
 
 
-def find_distutils(venv, imports='distutils', **kwargs):
+def find_distutils(venv, imports='distutils', env=None, **kwargs):
     py_cmd = 'import {imports}; print(distutils.__file__)'.format(**locals())
     cmd = ['python', '-c', py_cmd]
+    if platform.system == 'Windows':
+        env['SYSTEMROOT'] = os.environ['SYSTEMROOT']
     return popen_text(venv.run)(cmd, **kwargs)