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authorMiss Islington (bot) <31488909+miss-islington@users.noreply.github.com>2020-06-15 10:45:21 -0700
committerGitHub <noreply@github.com>2020-06-15 10:45:21 -0700
commita1d3be4623c8ec7069bd34ccdce336be9cdeb644 (patch)
tree2a7bd68ec33e4d600d727c88c7ecf13cee612096
parentc72b7f703eec45c1f4006bf5f65092daedaec46e (diff)
downloadcpython-git-a1d3be4623c8ec7069bd34ccdce336be9cdeb644.tar.gz
bpo-40448: ensurepip: Do not use cache (GH-19812)
ensurepip optionally installs or upgrades 'pip' and 'setuptools' using the version of those modules bundled with Python. The internal PIP installation routine by default temporarily uses its cache, if it exists. This is undesirable as Python builds and installations may be independent of the user running the build, whilst PIP cache location is dependent on the user's environment and outside of the build environment. At the same time, there's no value in using the cache while installing bundled modules. This change disables PIP caching when used in ensurepip. (cherry picked from commit 4a3a682b12f93a03888e8b59f439bc5fe30d6055) Co-authored-by: Krzysztof Konopko <kkonopko@users.noreply.github.com>
-rw-r--r--Lib/ensurepip/__init__.py2
-rw-r--r--Lib/test/test_ensurepip.py16
-rw-r--r--Misc/ACKS1
-rw-r--r--Misc/NEWS.d/next/Library/2020-06-15-12-22-53.bpo-40448.1dk8Bu.rst2
4 files changed, 12 insertions, 9 deletions
diff --git a/Lib/ensurepip/__init__.py b/Lib/ensurepip/__init__.py
index 566fb2a096..ecfaee5640 100644
--- a/Lib/ensurepip/__init__.py
+++ b/Lib/ensurepip/__init__.py
@@ -116,7 +116,7 @@ def _bootstrap(*, root=None, upgrade=False, user=False,
additional_paths.append(os.path.join(tmpdir, wheel_name))
# Construct the arguments to be passed to the pip command
- args = ["install", "--no-index", "--find-links", tmpdir]
+ args = ["install", "--no-cache-dir", "--no-index", "--find-links", tmpdir]
if root:
args += ["--root", root]
if upgrade:
diff --git a/Lib/test/test_ensurepip.py b/Lib/test/test_ensurepip.py
index 8996689309..4786d28f39 100644
--- a/Lib/test/test_ensurepip.py
+++ b/Lib/test/test_ensurepip.py
@@ -40,7 +40,7 @@ class TestBootstrap(EnsurepipMixin, unittest.TestCase):
self.run_pip.assert_called_once_with(
[
- "install", "--no-index", "--find-links",
+ "install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "setuptools", "pip",
],
unittest.mock.ANY,
@@ -54,7 +54,7 @@ class TestBootstrap(EnsurepipMixin, unittest.TestCase):
self.run_pip.assert_called_once_with(
[
- "install", "--no-index", "--find-links",
+ "install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "--root", "/foo/bar/",
"setuptools", "pip",
],
@@ -66,7 +66,7 @@ class TestBootstrap(EnsurepipMixin, unittest.TestCase):
self.run_pip.assert_called_once_with(
[
- "install", "--no-index", "--find-links",
+ "install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "--user", "setuptools", "pip",
],
unittest.mock.ANY,
@@ -77,7 +77,7 @@ class TestBootstrap(EnsurepipMixin, unittest.TestCase):
self.run_pip.assert_called_once_with(
[
- "install", "--no-index", "--find-links",
+ "install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "--upgrade", "setuptools", "pip",
],
unittest.mock.ANY,
@@ -88,7 +88,7 @@ class TestBootstrap(EnsurepipMixin, unittest.TestCase):
self.run_pip.assert_called_once_with(
[
- "install", "--no-index", "--find-links",
+ "install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "-v", "setuptools", "pip",
],
unittest.mock.ANY,
@@ -99,7 +99,7 @@ class TestBootstrap(EnsurepipMixin, unittest.TestCase):
self.run_pip.assert_called_once_with(
[
- "install", "--no-index", "--find-links",
+ "install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "-vv", "setuptools", "pip",
],
unittest.mock.ANY,
@@ -110,7 +110,7 @@ class TestBootstrap(EnsurepipMixin, unittest.TestCase):
self.run_pip.assert_called_once_with(
[
- "install", "--no-index", "--find-links",
+ "install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "-vvv", "setuptools", "pip",
],
unittest.mock.ANY,
@@ -260,7 +260,7 @@ class TestBootstrappingMainFunction(EnsurepipMixin, unittest.TestCase):
self.run_pip.assert_called_once_with(
[
- "install", "--no-index", "--find-links",
+ "install", "--no-cache-dir", "--no-index", "--find-links",
unittest.mock.ANY, "setuptools", "pip",
],
unittest.mock.ANY,
diff --git a/Misc/ACKS b/Misc/ACKS
index e85e370c98..8098637a32 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -885,6 +885,7 @@ Vajrasky Kok
Guido Kollerie
Jacek Kołodziej
Jacek Konieczny
+Krzysztof Konopko
Arkady Koplyarov
Peter A. Koren
Марк Коренберг
diff --git a/Misc/NEWS.d/next/Library/2020-06-15-12-22-53.bpo-40448.1dk8Bu.rst b/Misc/NEWS.d/next/Library/2020-06-15-12-22-53.bpo-40448.1dk8Bu.rst
new file mode 100644
index 0000000000..a755c5faa6
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2020-06-15-12-22-53.bpo-40448.1dk8Bu.rst
@@ -0,0 +1,2 @@
+:mod:`ensurepip` now disables the use of `pip` cache when installing the
+bundled versions of `pip` and `setuptools`. Patch by Krzysztof Konopko.