Closes python#24267 - Does not check version on ensurepip uninstall

Ensure that the uninstall helper for Windows passes the proper
flags to pip to prevent it from checking PyPI if the pip that
we're currently attempting to uninstall is the latest verison.

Author: dstufft

Lib/ensurepip/__init__.py

@@ -137,7 +137,7 @@ def _uninstall_helper(*, verbosity=0):
     _disable_pip_configuration_settings()
 
     # Construct the arguments to be passed to the pip command
-    args = ["uninstall", "-y"]
+    args = ["uninstall", "-y", "--disable-pip-version-check"]
     if verbosity:
         args += ["-" + "v" * verbosity]
 

Lib/test/test_ensurepip.py

@@ -211,7 +211,10 @@ def test_uninstall(self):
             ensurepip._uninstall_helper()
 
         self.run_pip.assert_called_once_with(
-            ["uninstall", "-y", "pip", "setuptools"]
+            [
+                "uninstall", "-y", "--disable-pip-version-check", "pip",
+                "setuptools",
+            ]
         )
 
     @requires_usable_pip
@@ -220,7 +223,10 @@ def test_uninstall_with_verbosity_1(self):
             ensurepip._uninstall_helper(verbosity=1)
 
         self.run_pip.assert_called_once_with(
-            ["uninstall", "-y", "-v", "pip", "setuptools"]
+            [
+                "uninstall", "-y", "--disable-pip-version-check", "-v", "pip",
+                "setuptools",
+            ]
         )
 
     @requires_usable_pip
@@ -229,7 +235,10 @@ def test_uninstall_with_verbosity_2(self):
             ensurepip._uninstall_helper(verbosity=2)
 
         self.run_pip.assert_called_once_with(
-            ["uninstall", "-y", "-vv", "pip", "setuptools"]
+            [
+                "uninstall", "-y", "--disable-pip-version-check", "-vv", "pip",
+                "setuptools",
+            ]
         )
 
     @requires_usable_pip
@@ -238,7 +247,10 @@ def test_uninstall_with_verbosity_3(self):
             ensurepip._uninstall_helper(verbosity=3)
 
         self.run_pip.assert_called_once_with(
-            ["uninstall", "-y", "-vvv", "pip", "setuptools"]
+            [
+                "uninstall", "-y", "--disable-pip-version-check", "-vvv",
+                "pip", "setuptools",
+            ]
         )
 
     @requires_usable_pip
@@ -336,7 +348,10 @@ def test_basic_uninstall(self):
             ensurepip._uninstall._main([])
 
         self.run_pip.assert_called_once_with(
-            ["uninstall", "-y", "pip", "setuptools"]
+            [
+                "uninstall", "-y", "--disable-pip-version-check", "pip",
+                "setuptools",
+            ]
         )