poc: foreign pip

src/poetry/inspection/info.py

@@ -23,7 +23,7 @@
 from poetry.core.version.markers import InvalidMarker
 
 from poetry.utils.env import EnvCommandError
-from poetry.utils.env import ephemeral_environment
+from poetry.utils.env.context import ephemeral_environment
 from poetry.utils.setup_reader import SetupReader
 
 

src/poetry/installation/executor.py

@@ -30,7 +30,7 @@
 from poetry.utils.env import EnvCommandError
 from poetry.utils.helpers import pluralize
 from poetry.utils.helpers import remove_directory
-from poetry.utils.pip import pip_install
+from poetry.utils.pip import Pip
 
 
 if TYPE_CHECKING:
@@ -118,7 +118,8 @@ def pip_install(
         self, req: Path, upgrade: bool = False, editable: bool = False
     ) -> int:
         try:
-            pip_install(req, self._env, upgrade=upgrade, editable=editable)
+            pip = Pip(target_env=self._env)
+            pip.install_archive(req, editable=editable, upgrade=upgrade)
         except EnvCommandError as e:
             output = decode(e.e.output)
             if (

src/poetry/installation/pip_installer.py

@@ -17,7 +17,7 @@
 from poetry.repositories.http import HTTPRepository
 from poetry.utils._compat import encode
 from poetry.utils.helpers import remove_directory
-from poetry.utils.pip import pip_install
+from poetry.utils.pip import Pip
 
 
 if TYPE_CHECKING:
@@ -231,12 +231,14 @@ def install_directory(self, package: Package) -> str | int:
             with contextlib.suppress(RuntimeError):
                 package_poetry = Factory().create_poetry(pyproject.file.path.parent)
 
+        pip = Pip(target_env=self._env)
+
         if package_poetry is not None:
             # Even if there is a build system specified
             # some versions of pip (< 19.0.0) don't understand it
             # so we need to check the version of pip to know
             # if we can rely on the build system
-            legacy_pip = self._env.pip_version < Version.from_parts(19, 0, 0)
+            legacy_pip = pip.version() < Version.from_parts(19, 0, 0)
 
             builder: Builder
             if package.develop and not package_poetry.package.build_script:
@@ -259,15 +261,16 @@ def install_directory(self, package: Package) -> str | int:
                 builder = SdistBuilder(package_poetry)
 
                 with builder.setup_py():
-                    return pip_install(
+                    return pip.install_archive(
                         path=req,
-                        environment=self._env,
-                        upgrade=True,
                         editable=package.develop,
+                        upgrade=True,
                     )
 
-        return pip_install(
-            path=req, environment=self._env, upgrade=True, editable=package.develop
+        return pip.install_archive(
+            path=req,
+            editable=package.develop,
+            upgrade=True,
         )
 
     def install_git(self, package: Package) -> None:

src/poetry/masonry/builders/editable.py

@@ -17,9 +17,9 @@
 
 from poetry.utils._compat import WINDOWS
 from poetry.utils._compat import decode
-from poetry.utils.env import build_environment
+from poetry.utils.env.context import build_environment
 from poetry.utils.helpers import is_dir_writable
-from poetry.utils.pip import pip_install
+from poetry.utils.pip import Pip
 
 
 if TYPE_CHECKING:
@@ -101,15 +101,17 @@ def _setup_build(self) -> None:
                 f.write(decode(builder.build_setup()))
 
         try:
-            if self._env.pip_version < Version.from_parts(19, 0):
-                pip_install(self._path, self._env, upgrade=True, editable=True)
+            pip = Pip(target_env=self._env)
+
+            if pip.version() < Version.from_parts(19, 0):
+                pip.install_archive(self._path, editable=True, upgrade=True)
             else:
                 # Temporarily rename pyproject.toml
                 shutil.move(
                     str(self._poetry.file), str(self._poetry.file.with_suffix(".tmp"))
                 )
                 try:
-                    pip_install(self._path, self._env, upgrade=True, editable=True)
+                    pip.install_archive(self._path, editable=True, upgrade=True)
                 finally:
                     shutil.move(
                         str(self._poetry.file.with_suffix(".tmp")),