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[3.15] gh-149977: Fix extra output of -m test test_lazy_import (GH-149978) #150016

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Merged
sobolevn merged 1 commit into from
May 18, 2026
+6 −1
Merged

[3.15] gh-149977: Fix extra output of -m test test_lazy_import (GH-149978) #150016

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7 changes: 6 additions & 1 deletion Lib/test/test_lazy_import/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@
import unittest
import tempfile
import os
import contextlib

from test import support
from test.support.script_helper import assert_python_ok
Expand Down Expand Up @@ -441,10 +442,14 @@ def tearDown(self):

def test_lazy_import_pkg(self):
"""lazy import of package submodule should load the package."""
import test.test_lazy_import.data.lazy_import_pkg
out = io.StringIO()

with contextlib.redirect_stdout(out):
import test.test_lazy_import.data.lazy_import_pkg

self.assertIn("test.test_lazy_import.data.pkg", sys.modules)
self.assertIn("test.test_lazy_import.data.pkg.bar", sys.modules)
self.assertIn("BAR_MODULE_LOADED", out.getvalue())

def test_lazy_import_pkg_cross_import(self):
"""Cross-imports within package should preserve lazy imports."""
Expand Down
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