From 4a3fe6b0915114315ac47bc82f058d5a6a299ff3 Mon Sep 17 00:00:00 2001
From: AlexWaygood <alex.waygood@gmail.com>
Date: Fri, 24 Feb 2023 13:36:03 +0000
Subject: [PATCH 1/2] `stubtest_stdlib.py`: suppress output from pip

---
 tests/stubtest_stdlib.py | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/tests/stubtest_stdlib.py b/tests/stubtest_stdlib.py
index 75e1238fdba1..2e007123a1d3 100755
--- a/tests/stubtest_stdlib.py
+++ b/tests/stubtest_stdlib.py
@@ -23,6 +23,7 @@ def run_stubtest(typeshed_dir: Path) -> int:
     combined_allowlist = f"{sys.platform}-py{sys.version_info.major}{sys.version_info.minor}.txt"
     with tempfile.TemporaryDirectory() as tmp:
         venv_dir = Path(tmp)
+        print("Setting up an isolated virtual environment...")
         try:
             pip_exe, python_exe = make_venv(venv_dir)
         except Exception:
@@ -30,10 +31,20 @@ def run_stubtest(typeshed_dir: Path) -> int:
             raise
 
         # Install the same mypy version as in "requirements-tests.txt"
-        subprocess.run([pip_exe, "install", get_mypy_req()], check=True)
+        try:
+            install_command = [pip_exe, "install", get_mypy_req()]
+            ret = subprocess.run(install_command, check=True, text=True, capture_output=True)
+        except subprocess.CalledProcessError as e:
+            print(e.stderr)
+            raise
 
         # Uninstall setuptools from the venv so we can test stdlib's distutils
-        subprocess.run([pip_exe, "uninstall", "-y", "setuptools"], check=True)
+        try:
+            uninstall_command = [pip_exe, "uninstall", "-y", "setuptools"]
+            ret = subprocess.run(uninstall_command, check=True, text=True, capture_output=True)
+        except subprocess.CalledProcessError as e:
+            print(e.stderr)
+            raise
 
         cmd = [
             python_exe,

From 87e1fa83aac3bc568f4cfebd34ee2f66d19ea0eb Mon Sep 17 00:00:00 2001
From: Alex Waygood <Alex.Waygood@Gmail.com>
Date: Fri, 24 Feb 2023 13:41:54 +0000
Subject: [PATCH 2/2] Update stubtest_stdlib.py

---
 tests/stubtest_stdlib.py | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/tests/stubtest_stdlib.py b/tests/stubtest_stdlib.py
index 2e007123a1d3..496e28a3745a 100755
--- a/tests/stubtest_stdlib.py
+++ b/tests/stubtest_stdlib.py
@@ -23,7 +23,7 @@ def run_stubtest(typeshed_dir: Path) -> int:
     combined_allowlist = f"{sys.platform}-py{sys.version_info.major}{sys.version_info.minor}.txt"
     with tempfile.TemporaryDirectory() as tmp:
         venv_dir = Path(tmp)
-        print("Setting up an isolated virtual environment...")
+        print("Setting up an isolated virtual environment...", file=sys.stderr)
         try:
             pip_exe, python_exe = make_venv(venv_dir)
         except Exception:
@@ -33,17 +33,17 @@ def run_stubtest(typeshed_dir: Path) -> int:
         # Install the same mypy version as in "requirements-tests.txt"
         try:
             install_command = [pip_exe, "install", get_mypy_req()]
-            ret = subprocess.run(install_command, check=True, text=True, capture_output=True)
+            subprocess.run(install_command, check=True, text=True, capture_output=True)
         except subprocess.CalledProcessError as e:
-            print(e.stderr)
+            print(e.stderr, file=sys.stderr)
             raise
 
         # Uninstall setuptools from the venv so we can test stdlib's distutils
         try:
             uninstall_command = [pip_exe, "uninstall", "-y", "setuptools"]
-            ret = subprocess.run(uninstall_command, check=True, text=True, capture_output=True)
+            subprocess.run(uninstall_command, check=True, text=True, capture_output=True)
         except subprocess.CalledProcessError as e:
-            print(e.stderr)
+            print(e.stderr, file=sys.stderr)
             raise
 
         cmd = [