bpo-30024: Circular imports involving absolute imports with binding (#1264)

a submodule to a name are now supported.

3 files changed, 8 insertions, 0 deletions

diff --git a/Lib/test/test_import/__init__.py b/Lib/test/test_import/__init__.py
index d4b4445..be17d6b 100644
--- a/Lib/test/test_import/__init__.py
+++ b/Lib/test/test_import/__init__.py
@@ -1168,6 +1168,12 @@ class CircularImportTests(unittest.TestCase):
         from test.test_import.data.circular_imports.subpkg import util
         self.assertIs(util.util, rebinding.util)
 
+    def test_binding(self):
+        try:
+            import test.test_import.data.circular_imports.binding
+        except ImportError:
+            self.fail('circular import with binding a submodule to a name failed')
+
 
 if __name__ == '__main__':
     # Test needs to be a package, so we can do relative imports.
diff --git a/Lib/test/test_import/data/circular_imports/binding.py b/Lib/test/test_import/data/circular_imports/binding.py
new file mode 100644
index 0000000..1fbf929
--- /dev/null
+++ b/Lib/test/test_import/data/circular_imports/binding.py
@@ -0,0 +1 @@
+import test.test_import.data.circular_imports.binding2 as binding2
diff --git a/Lib/test/test_import/data/circular_imports/binding2.py b/Lib/test/test_import/data/circular_imports/binding2.py
new file mode 100644
index 0000000..3d66937
--- /dev/null
+++ b/Lib/test/test_import/data/circular_imports/binding2.py
@@ -0,0 +1 @@
+import test.test_import.data.circular_imports.binding as binding