Deprecate Python 3.7.x (EOL) (#789)

Author: brayanhenao

manifest.yml

@@ -12,10 +12,6 @@ dependency_deprecation_dates:
   name: python
   date: 2027-10-24
   link: https://www.python.org/dev/peps/pep-0664/
-- version_line: 3.7.x
-  name: python
-  date: 2023-06-27
-  link: https://www.python.org/dev/peps/pep-0537/
 - version_line: 3.8.x
   name: python
   date: 2024-10-14
@@ -77,22 +73,6 @@ dependencies:
   - cflinuxfs4
   source: https://files.pythonhosted.org/packages/69/51/dafe11039d53a44ca1ffa51d4a341d6de7de85ca914a818040e9755b0436/pipenv-2023.6.26.tar.gz
   source_sha256: b4cf3894c0a8621da79c4c54edc5fdb5285c8e92a8fd4c7a8d13a9771d39c7e7
-- name: python
-  version: 3.7.17
-  uri: https://buildpacks.cloudfoundry.org/dependencies/python/python_3.7.17_linux_x64_cflinuxfs3_d287c0c5.tgz
-  sha256: d287c0c563c6d3b4a3fdbc3cae3175362987ab88e4f58e32e652664987415364
-  cf_stacks:
-  - cflinuxfs3
-  source: https://www.python.org/ftp/python/3.7.17/Python-3.7.17.tgz
-  source_sha256: fd50161bc2a04f4c22a0971ff0f3856d98b4bf294f89740a9f06b520aae63b49
-- name: python
-  version: 3.7.17
-  uri: https://buildpacks.cloudfoundry.org/dependencies/python/python_3.7.17_linux_x64_cflinuxfs4_deda826e.tgz
-  sha256: deda826e804834ad44ef2e8d431e2b995dae372d9aba47973fe0e4ed22ed3701
-  cf_stacks:
-  - cflinuxfs4
-  source: https://www.python.org/ftp/python/3.7.17/Python-3.7.17.tgz
-  source_sha256: fd50161bc2a04f4c22a0971ff0f3856d98b4bf294f89740a9f06b520aae63b49
 - name: python
   version: 3.8.17
   uri: https://buildpacks.cloudfoundry.org/dependencies/python/python_3.8.17_linux_x64_cflinuxfs3_9a6aa6b5.tgz

src/python/supply/supply_test.go

@@ -93,9 +93,9 @@ var _ = Describe("Supply", func() {
 		BeforeEach(func() {
 			Expect(os.MkdirAll(depDir, 0755)).To(Succeed())
 			pythonInstallDir = filepath.Join(depDir, "python")
-			Expect(os.WriteFile(filepath.Join(depDir, "runtime.txt"), []byte("\n\n\npython-3.4.2\n\n\n"), 0644)).To(Succeed())
+			Expect(os.WriteFile(filepath.Join(depDir, "runtime.txt"), []byte("\n\n\npython-3.9.2\n\n\n"), 0644)).To(Succeed())
 
-			versions = []string{"3.4.2", "3.7.13"}
+			versions = []string{"3.9.2", "3.10.1"}
 			originalPath = os.Getenv("PATH")
 		})
 
@@ -106,31 +106,13 @@ var _ = Describe("Supply", func() {
 		Context("runtime.txt sets Python version 3", func() {
 			It("installs Python version 3", func() {
 				mockManifest.EXPECT().AllDependencyVersions("python").Return(versions)
-				mockInstaller.EXPECT().InstallDependency(libbuildpack.Dependency{Name: "python", Version: "3.4.2"}, pythonInstallDir)
+				mockInstaller.EXPECT().InstallDependency(libbuildpack.Dependency{Name: "python", Version: "3.9.2"}, pythonInstallDir)
 				mockStager.EXPECT().LinkDirectoryInDepDir(filepath.Join(pythonInstallDir, "bin"), "bin")
 				mockStager.EXPECT().LinkDirectoryInDepDir(filepath.Join(pythonInstallDir, "lib"), "lib")
 				Expect(supplier.InstallPython()).To(Succeed())
 				Expect(os.Getenv("PATH")).To(Equal(fmt.Sprintf("%s:%s", filepath.Join(depDir, "bin"), originalPath)))
 				Expect(os.Getenv("PYTHONPATH")).To(Equal(depDir))
-				Expect(os.Getenv("CFLAGS")).To(Equal(fmt.Sprintf("-I%s", filepath.Join(depDir, "python", "include", "python3.4"))))
-			})
-		})
-
-		//Remove once Python 3.7 is out of support (June 2023)
-		Context("runtime.txt sets Python version 3.7", func() {
-			BeforeEach(func() {
-				Expect(os.RemoveAll(filepath.Join(depDir, "runtime.txt"))).To(Succeed())
-				Expect(os.WriteFile(filepath.Join(depDir, "runtime.txt"), []byte("\n\n\npython-3.7.13\n\n\n"), 0644)).To(Succeed())
-			})
-			It("installs Python version 3.7", func() {
-				mockManifest.EXPECT().AllDependencyVersions("python").Return(versions)
-				mockInstaller.EXPECT().InstallDependency(libbuildpack.Dependency{Name: "python", Version: "3.7.13"}, pythonInstallDir)
-				mockStager.EXPECT().LinkDirectoryInDepDir(filepath.Join(pythonInstallDir, "bin"), "bin")
-				mockStager.EXPECT().LinkDirectoryInDepDir(filepath.Join(pythonInstallDir, "lib"), "lib")
-				Expect(supplier.InstallPython()).To(Succeed())
-				Expect(os.Getenv("PATH")).To(Equal(fmt.Sprintf("%s:%s", filepath.Join(depDir, "bin"), originalPath)))
-				Expect(os.Getenv("PYTHONPATH")).To(Equal(depDir))
-				Expect(os.Getenv("CFLAGS")).To(Equal(fmt.Sprintf("-I%s", filepath.Join(depDir, "python", "include", "python3.7m"))))
+				Expect(os.Getenv("CFLAGS")).To(Equal(fmt.Sprintf("-I%s", filepath.Join(depDir, "python", "include", "python3.9"))))
 			})
 		})