From 8dd3793d1bab226cec9c5c49b01718a9634bc403 Mon Sep 17 00:00:00 2001

From: Karolina Surma <ksurma@redhat.com>

Date: Mon, 10 May 2021 16:48:49 +0200

Subject: [PATCH] Don't warn the user about pip._internal.main() entrypoint

In Fedora, we use that in ensurepip and users cannot do anything about it,

this warning is juts moot. Also, the warning breaks CPython test suite.

Co-Authored-By: =?UTF-8?q?Miro=20Hron=C4=8Dok?= <miro@hroncok.cz>

---

 src/pip/_internal/__init__.py          |  2 +-

 src/pip/_internal/utils/entrypoints.py | 19 ++++++++++---------

 tests/functional/test_cli.py           |  3 ++-

 3 files changed, 13 insertions(+), 11 deletions(-)

diff --git a/src/pip/_internal/__init__.py b/src/pip/_internal/__init__.py

index 6afb5c6..faf25af 100755

--- a/src/pip/_internal/__init__.py

+++ b/src/pip/_internal/__init__.py

@@ -16,4 +16,4 @@ def main(args: (Optional[List[str]]) = None) -> int:

     """

     from pip._internal.utils.entrypoints import _wrapper

-    return _wrapper(args)

+    return _wrapper(args, _nowarn=True)

diff --git a/src/pip/_internal/utils/entrypoints.py b/src/pip/_internal/utils/entrypoints.py

index f292c64..2e29a5e 100644

--- a/src/pip/_internal/utils/entrypoints.py

+++ b/src/pip/_internal/utils/entrypoints.py

@@ -20,7 +20,7 @@ if WINDOWS:

     ]

-def _wrapper(args: Optional[List[str]] = None) -> int:

+def _wrapper(args: Optional[List[str]] = None, _nowarn: bool = False) -> int:

     """Central wrapper for all old entrypoints.

     Historically pip has had several entrypoints defined. Because of issues

@@ -32,14 +32,15 @@ def _wrapper(args: Optional[List[str]] = None) -> int:

     directing them to an appropriate place for help, we now define all of

     our old entrypoints as wrappers for the current one.

     """

-    sys.stderr.write(

-        "WARNING: pip is being invoked by an old script wrapper. This will "

-        "fail in a future version of pip.\n"

-        "Please see https://github.com/pypa/pip/issues/5599 for advice on "

-        "fixing the underlying issue.\n"

-        "To avoid this problem you can invoke Python with '-m pip' instead of "

-        "running pip directly.\n"

-    )

+    if not _nowarn:

+        sys.stderr.write(

+            "WARNING: pip is being invoked by an old script wrapper. This will "

+            "fail in a future version of pip.\n"

+            "Please see https://github.com/pypa/pip/issues/5599 for advice on "

+            "fixing the underlying issue.\n"

+            "To avoid this problem you can invoke Python with '-m pip' instead of "

+            "running pip directly.\n"

+        )

     return main(args)

diff --git a/tests/functional/test_cli.py b/tests/functional/test_cli.py

index 3e85703..f86c392 100644

--- a/tests/functional/test_cli.py

+++ b/tests/functional/test_cli.py

@@ -43,4 +43,5 @@ def test_entrypoints_work(entrypoint: str, script: PipTestEnvironment) -> None:

     result = script.pip("-V")

     result2 = script.run("fake_pip", "-V", allow_stderr_warning=True)

     assert result.stdout == result2.stdout

-    assert "old script wrapper" in result2.stderr

+    if entrypoint[0] != "fake_pip = pip._internal:main":

+        assert "old script wrapper" in result2.stderr

-- 

2.35.3