Drop 3.7 support

Signed-off-by: Bernát Gábor <bgabor8@bloomberg.net>

.github/workflows/check.yaml

@@ -39,9 +39,6 @@ jobs:
           - { os: macos-latest, py: "brew@3.11" }
           - { os: macos-latest, py: "brew@3.10" }
           - { os: macos-latest, py: "brew@3.9" }
-          - { os: macos-latest, py: "brew@3.8" }
-          - { os: ubuntu-latest, py: "3.7" }
-          - { os: macos-13, py: "3.7" }
         exclude:
           - { os: windows-latest, py: "pypy-3.10" }
           - { os: windows-latest, py: "pypy-3.9" }

docs/changelog/u.bugfix.rst

@@ -0,0 +1,5 @@
+Upgrade embedded wheels:
+
+Removed setuptools of ``68.0.0``
+Removed wheel of ``0.42.0``
+Removed pip of ``24.0``

docs/installation.rst

@@ -84,8 +84,8 @@ Python and OS Compatibility
 
 virtualenv works with the following Python interpreter implementations:
 
-- `CPython <https://www.python.org/>`_: ``3.12 >= python_version >= 3.7``
-- `PyPy <https://pypy.org/>`_: ``3.10 >= python_version >= 3.7``
+- `CPython <https://www.python.org/>`_: ``3.12 >= python_version >= 3.8``
+- `PyPy <https://pypy.org/>`_: ``3.10 >= python_version >= 3.8``
 
 This means virtualenv works on the latest patch version of each of these minor versions. Previous patch versions are
 supported on a best effort approach.
@@ -97,6 +97,7 @@ request on our issue tracker.
 
 Note:
 
+- as of ``20.27.0`` -- ``2024-10-17`` -- we no longer support running under Python ``<=3.7``,
 - as of ``20.18.0`` -- ``2023-02-06`` -- we no longer support running under Python ``<=3.6``,
 - as of ``20.22.0`` -- ``2023-04-19`` -- we no longer support creating environments for Python ``<=3.6``.
 
@@ -120,4 +121,4 @@ In case of macOS we support:
 Windows
 ~~~~~~~
 - Installations from `python.org <https://www.python.org/downloads/>`_
-- Windows Store Python - note only `version 3.7+ <https://www.microsoft.com/en-us/p/python-38/9mssztt1n39l>`_
+- Windows Store Python - note only `version 3.8+ <https://www.microsoft.com/en-us/p/python-38/9mssztt1n39l>`_

pyproject.toml

@@ -18,7 +18,7 @@ license = "MIT"
 maintainers = [
   { name = "Bernat Gabor", email = "gaborjbernat@gmail.com" },
 ]
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 classifiers = [
   "Development Status :: 5 - Production/Stable",
   "Intended Audience :: Developers",
@@ -27,7 +27,6 @@ classifiers = [
   "Operating System :: Microsoft :: Windows",
   "Operating System :: POSIX",
   "Programming Language :: Python :: 3 :: Only",
-  "Programming Language :: Python :: 3.7",
   "Programming Language :: Python :: 3.8",
   "Programming Language :: Python :: 3.9",
   "Programming Language :: Python :: 3.10",
@@ -106,7 +105,6 @@ build.targets.sdist.include = [
 version.source = "vcs"
 
 [tool.ruff]
-target-version = "py37"
 line-length = 120
 format.preview = true
 format.docstring-code-line-length = 100

src/virtualenv/create/via_global_ref/builtin/cpython/cpython3.py

@@ -71,10 +71,6 @@ def sources(cls, interpreter):
     def executables(cls, interpreter):
         return super().sources(interpreter)
 
-    @classmethod
-    def has_shim(cls, interpreter):
-        return interpreter.version_info.minor >= 7 and cls.shim(interpreter) is not None  # noqa: PLR2004
-
     @classmethod
     def shim(cls, interpreter):
         shim = Path(interpreter.system_stdlib) / "venv" / "scripts" / "nt" / "python.exe"
@@ -84,11 +80,7 @@ def shim(cls, interpreter):
 
     @classmethod
     def host_python(cls, interpreter):
-        if cls.has_shim(interpreter):
-            # starting with CPython 3.7 Windows ships with a venvlauncher.exe that avoids the need for dll/pyd copies
-            # it also means the wrapper must be copied to avoid bugs such as https://bugs.python.org/issue42013
-            return cls.shim(interpreter)
-        return super().host_python(interpreter)
+        return cls.shim(interpreter)
 
     @classmethod
     def dll_and_pyd(cls, interpreter):

src/virtualenv/create/via_global_ref/builtin/pypy/pypy3.py

@@ -57,10 +57,6 @@ def sources(cls, interpreter):
 class Pypy3Windows(PyPy3, WindowsSupports):
     """PyPy 3 on Windows."""
 
-    @property
-    def less_v37(self):
-        return self.interpreter.version_info.minor < 7  # noqa: PLR2004
-
     @classmethod
     def _shared_libs(cls, python_dir):
         # glob for libpypy*.dll and libffi*.dll

src/virtualenv/create/via_global_ref/venv.py

@@ -11,7 +11,6 @@
 
 from .api import ViaGlobalRefApi, ViaGlobalRefMeta
 from .builtin.cpython.mac_os import CPython3macOsBrew
-from .builtin.pypy.pypy3 import Pypy3Windows
 
 
 class Venv(ViaGlobalRefApi):
@@ -44,18 +43,6 @@ def create(self):
         for lib in self.libs:
             ensure_dir(lib)
         super().create()
-        self.executables_for_win_pypy_less_v37()
-
-    def executables_for_win_pypy_less_v37(self):
-        """
-        PyPy <= 3.6 (v7.3.3) for Windows contains only pypy3.exe and pypy3w.exe
-        Venv does not handle non-existing exe sources, e.g. python.exe, so this
-        patch does it.
-        """  # noqa: D205
-        creator = self.describe
-        if isinstance(creator, Pypy3Windows) and creator.less_v37:
-            for exe in creator.executables(self.interpreter):
-                exe.run(creator, self.symlinks)
 
     def create_inline(self):
         from venv import EnvBuilder  # noqa: PLC0415

src/virtualenv/run/plugin/base.py

@@ -2,15 +2,9 @@
 
 import sys
 from collections import OrderedDict
+from importlib.metadata import entry_points
 
-if sys.version_info >= (3, 8):
-    from importlib.metadata import entry_points
-
-    importlib_metadata_version = ()
-else:
-    from importlib_metadata import entry_points, version
-
-    importlib_metadata_version = tuple(int(i) for i in version("importlib_metadata").split(".")[:2])
+importlib_metadata_version = ()
 
 
 class PluginLoader:

src/virtualenv/seed/wheels/embed/__init__.py

@@ -6,11 +6,6 @@
 
 BUNDLE_FOLDER = Path(__file__).absolute().parent
 BUNDLE_SUPPORT = {
-    "3.7": {
-        "pip": "pip-24.0-py3-none-any.whl",
-        "setuptools": "setuptools-68.0.0-py3-none-any.whl",
-        "wheel": "wheel-0.42.0-py3-none-any.whl",
-    },
     "3.8": {
         "pip": "pip-24.2-py3-none-any.whl",
         "setuptools": "setuptools-75.2.0-py3-none-any.whl",
@@ -47,7 +42,7 @@
         "wheel": "wheel-0.44.0-py3-none-any.whl",
     },
 }
-MAX = "3.7"
+MAX = "3.8"
 
 
 def get_embed_wheel(distribution, for_py_version):

tasks/__main__zipapp.py

@@ -133,10 +133,7 @@ def iterator(self, resource_name):
 def versioned_distribution_class():
     global _VER_DISTRIBUTION_CLASS  # noqa: PLW0603
     if _VER_DISTRIBUTION_CLASS is None:
-        if sys.version_info >= (3, 8):
-            from importlib.metadata import Distribution  # noqa: PLC0415
-        else:
-            from importlib_metadata import Distribution  # noqa: PLC0415
+        from importlib.metadata import Distribution  # noqa: PLC0415
 
         class VersionedDistribution(Distribution):
             def __init__(self, file_loader, dist_path) -> None:

tasks/upgrade_wheels.py

@@ -15,7 +15,7 @@
 STRICT = "UPGRADE_ADVISORY" not in os.environ
 
 BUNDLED = ["pip", "setuptools", "wheel"]
-SUPPORT = [(3, i) for i in range(7, 15)]
+SUPPORT = [(3, i) for i in range(8, 15)]
 DEST = Path(__file__).resolve().parents[1] / "src" / "virtualenv" / "seed" / "wheels" / "embed"
 
 

tests/unit/seed/embed/test_pip_invoke.py

@@ -25,7 +25,7 @@ def test_base_bootstrap_via_pip_invoke(tmp_path, coverage_env, mocker, current_f
     def _load_embed_wheel(app_data, distribution, for_py_version, version):  # noqa: ARG001
         return load_embed_wheel(app_data, distribution, old_ver, version)
 
-    old_ver = "3.7"
+    old_ver = "3.8"
     old = BUNDLE_SUPPORT[old_ver]
     mocker.patch("virtualenv.seed.wheels.bundle.load_embed_wheel", side_effect=_load_embed_wheel)