feat: drop python 3.6 & 3.7 support (#2282)

test/test_container_images.py

@@ -40,7 +40,7 @@ def test(tmp_path):
         add_env={
             "CIBW_MANYLINUX_X86_64_IMAGE": "dockcross/manylinux2014-x64",
             "CIBW_MANYLINUX_I686_IMAGE": "dockcross/manylinux2014-x86",
-            "CIBW_BUILD": "cp3{6,7,8,9}-manylinux*",
+            "CIBW_BUILD": "cp3{8,9}-manylinux*",
         },
     )
 
@@ -48,6 +48,6 @@ def test(tmp_path):
     expected_wheels = [
         w
         for w in utils.expected_wheels("spam", "0.1.0", musllinux_versions=[])
-        if "-cp36-" in w or "-cp37-" in w or "-cp38-" in w or "-cp39-" in w
+        if "-cp38-" in w or "-cp39-" in w
     ]
     assert set(actual_wheels) == set(expected_wheels)

test/test_dependency_versions.py

@@ -1,6 +1,5 @@
 from __future__ import annotations
 
-import platform
 import re
 import textwrap
 from pathlib import Path
@@ -53,12 +52,10 @@ def get_versions_from_constraint_file(constraint_file: Path) -> dict[str, str]:
     return dict(re.findall(VERSION_REGEX, constraint_file_text))
 
 
-@pytest.mark.parametrize("python_version", ["3.6", "3.8", "3.12"])
+@pytest.mark.parametrize("python_version", ["3.8", "3.12"])
 def test_pinned_versions(tmp_path, python_version, build_frontend_env_nouv):
     if utils.platform == "linux":
         pytest.skip("linux doesn't pin individual tool versions, it pins manylinux images instead")
-    if python_version == "3.6" and utils.platform == "macos" and platform.machine() == "arm64":
-        pytest.skip("macOS arm64 does not support Python 3.6")
     if python_version != "3.12" and utils.platform == "pyodide":
         pytest.skip(f"pyodide does not support Python {python_version}")
 
@@ -132,12 +129,11 @@ def test_dependency_constraints_file(tmp_path, build_frontend_env_nouv):
         add_env={
             "CIBW_ENVIRONMENT": cibw_environment_option,
             "CIBW_DEPENDENCY_VERSIONS": str(constraints_file),
-            "CIBW_SKIP": "cp36-*",
             **build_frontend_env_nouv,
         },
     )
 
     # also check that we got the right wheels
-    expected_wheels = [w for w in utils.expected_wheels("spam", "0.1.0") if "-cp36" not in w]
+    expected_wheels = utils.expected_wheels("spam", "0.1.0")
 
     assert set(actual_wheels) == set(expected_wheels)

test/utils.py

@@ -198,8 +198,6 @@ def expected_wheels(
         python_abi_tags = ["cp312-cp312"]
     if python_abi_tags is None:
         python_abi_tags = [
-            "cp36-cp36m",
-            "cp37-cp37m",
             "cp38-cp38",
             "cp39-cp39",
             "cp310-cp310",
@@ -211,7 +209,6 @@ def expected_wheels(
 
         if machine_arch in ["x86_64", "AMD64", "x86", "aarch64"]:
             python_abi_tags += [
-                "pp37-pypy37_pp73",
                 "pp38-pypy38_pp73",
                 "pp39-pypy39_pp73",
                 "pp310-pypy310_pp73",
@@ -297,12 +294,12 @@ def expected_wheels(
 
         elif platform == "macos":
             if python_abi_tag.startswith("pp"):
-                if python_abi_tag.startswith(("pp37", "pp38")):
+                if python_abi_tag.startswith("pp38"):
                     min_macosx = macosx_deployment_target
                 else:
                     min_macosx = _floor_macosx(macosx_deployment_target, "10.15")
             elif python_abi_tag.startswith("cp"):
-                if python_abi_tag.startswith(("cp36", "cp37", "cp38", "cp39", "cp310", "cp311")):
+                if python_abi_tag.startswith(("cp38", "cp39", "cp310", "cp311")):
                     min_macosx = macosx_deployment_target
                 else:
                     min_macosx = _floor_macosx(macosx_deployment_target, "10.13")