Merge pull request #2990 from asottile/distutils-hack-set-origin

set origin= for distutils.__spec__

3 files changed, 11 insertions, 1 deletions

diff --git a/_distutils_hack/__init__.py b/_distutils_hack/__init__.py
index 0307734d..ab462f95 100644
--- a/_distutils_hack/__init__.py
+++ b/_distutils_hack/__init__.py
@@ -125,7 +125,9 @@ class DistutilsMetaFinder:
             def exec_module(self, module):
                 pass
 
-        return importlib.util.spec_from_loader('distutils', DistutilsLoader())
+        return importlib.util.spec_from_loader(
+            'distutils', DistutilsLoader(), origin=mod.__file__
+        )
 
     def spec_for_pip(self):
         """
diff --git a/changelog.d/2990.change.rst b/changelog.d/2990.change.rst
new file mode 100644
index 00000000..bb6e6032
--- /dev/null
+++ b/changelog.d/2990.change.rst
@@ -0,0 +1 @@
+Set the ``.origin`` attribute of the ``distutils`` module to the module's ``__file__``.
diff --git a/setuptools/tests/test_distutils_adoption.py b/setuptools/tests/test_distutils_adoption.py
index 70075483..366f2928 100644
--- a/setuptools/tests/test_distutils_adoption.py
+++ b/setuptools/tests/test_distutils_adoption.py
@@ -86,3 +86,10 @@ def test_pip_import(venv):
     """
     cmd = ['python', '-c', 'import pip']
     popen_text(venv.run)(cmd)
+
+
+def test_distutils_has_origin():
+    """
+    Distutils module spec should have an origin. #2990.
+    """
+    assert __import__('distutils').__spec__.origin