Remove EOL Python code, set 3.9 as base, add 3.14 stdlib module (#317)

* Remove redundant Python 2 code

* Use Python 3.2 as base version

* Use Python 3.3 as base version

* Use Python 3.4 as base version

* Use Python 3.5 as base version

* Use Python 3.6 as base version

* Use Python 3.7 as base version

* Use Python 3.8 as base version

* Use Python 3.9 as base version

* Add annotationlib for Python 3.14

* Fix syntax error

builders/macos-python-builder.psm1

@@ -31,14 +31,6 @@ class macOSPythonBuilder : NixPythonBuilder {
         .SYNOPSIS
         Prepare system environment by installing dependencies and required packages.
         #>
-        
-        if ($this.Version -eq "3.7.17") {
-            # We have preinstalled ncurses and readLine on the hoster runners. But we need to install bzip2 for 
-            # setting up an environemnt 
-            # If we get any issues realted to ncurses or readline we can try to run this command
-            # brew install ncurses readline
-            Execute-Command -Command "brew install bzip2"
-        }
     }
 
     [void] Configure() {
@@ -58,46 +50,20 @@ class macOSPythonBuilder : NixPythonBuilder {
         ### will never be used itself by a Github Actions runner but using a universal2 Python is the only way to build
         ### universal2 C extensions and wheels. This is supported by Python >= 3.10 and was backported to Python >=
         ### 3.9.1 and >= 3.8.10.
-        ### Disabled, discussion: https://github.com/actions/python-versions/pull/114
-        # if ($this.Version -ge "3.8.10" -and $this.Version -ne "3.8.13" -and $this.Version -ne "3.9.0" ) {
-        #     $configureString += " --enable-universalsdk --with-universal-archs=universal2"
-        # }
 
         ### OS X 10.11, Apple no longer provides header files for the deprecated system version of OpenSSL.
         ### Solution is to install these libraries from a third-party package manager,
         ### and then add the appropriate paths for the header and library files to configure command.
         ### Link to documentation (https://cpython-devguide.readthedocs.io/setup/#build-dependencies)
-        if ($this.Version -lt "3.7.0") {
-            $env:LDFLAGS = "-L/usr/local/opt/openssl@3/lib -L/usr/local/opt/zlib/lib"
-            $env:CFLAGS = "-I/usr/local/opt/openssl@3/include -I/usr/local/opt/zlib/include"
-        } else {
         $configureString += " --with-openssl=/usr/local/opt/openssl@3"
-
-            # For Python 3.7.2 and 3.7.3 we need to provide PATH for zlib to pack it properly. Otherwise the build will fail
-            # with the error: zipimport.ZipImportError: can't decompress data; zlib not available
-            if ($this.Version -eq "3.7.2" -or $this.Version -eq "3.7.3" -or $this.Version -eq "3.7.17") {
-                $env:LDFLAGS = "-L/usr/local/opt/zlib/lib"
-                $env:CFLAGS = "-I/usr/local/opt/zlib/include"
-            }
-
-            # if ($this.Version -gt "3.7.12") {
         $configureString += " --with-tcltk-includes='-I /usr/local/opt/tcl-tk/include/tcl-tk' --with-tcltk-libs='-L/usr/local/opt/tcl-tk/lib -ltcl8.6 -ltk8.6'"
-            # }
 
-            if ($this.Version -eq "3.7.17") {
-                $env:LDFLAGS += " -L$(brew --prefix bzip2)/lib -L$(brew --prefix readline)/lib -L$(brew --prefix ncurses)/lib"
-                $env:CFLAGS += " -I$(brew --prefix bzip2)/include -I$(brew --prefix readline)/include -I$(brew --prefix ncurses)/include"
-            }
-        }
-
-        ### Compile with support of loadable sqlite extensions. Unavailable for Python 2.*
+        ### Compile with support of loadable sqlite extensions.
         ### Link to documentation (https://docs.python.org/3/library/sqlite3.html#sqlite3.Connection.enable_load_extension)
-        if ($this.Version -ge "3.2.0") {
         $configureString += " --enable-loadable-sqlite-extensions"
         $env:LDFLAGS += " -L$(brew --prefix sqlite3)/lib"
         $env:CFLAGS += " -I$(brew --prefix sqlite3)/include"
         $env:CPPFLAGS += "-I$(brew --prefix sqlite3)/include"
-        }
 
         Write-Host "The passed configure options are: "
         Write-Host $configureString

builders/nix-python-builder.psm1

@@ -61,8 +61,7 @@ class NixPythonBuilder : PythonBuilder {
         Return name of Python binary.
         #>
 
-        if ($this.Version.Major -eq 2) { $pythonBinary = "python" } else { $pythonBinary = "python3" }
-        return $pythonBinary
+        return "python3"
     }
 
     [string] Download() {

builders/ubuntu-python-builder.psm1

@@ -61,8 +61,8 @@ class UbuntuPythonBuilder : NixPythonBuilder {
         Prepare system environment by installing dependencies and required packages.
         #>
 
-        if ($this.Version -lt "3.5.3") {
-            Write-Host "Python versions lower than 3.5.3 are not supported"
+        if ($this.Version -lt "3.9.0") {
+            Write-Host "Python versions lower than 3.9.0 are not supported"
             exit 1
         }
 

builders/win-python-builder.psm1

@@ -42,9 +42,7 @@ class WinPythonBuilder : PythonBuilder {
         Return extension for required version of Python executable. 
         #>
 
-        $extension = if ($this.Version -lt "3.5" -and $this.Version -ge "2.5") { ".msi" } else { ".exe" }
-
-        return $extension
+        return ".exe"
     }
 
     [string] GetArchitectureExtension() {
@@ -55,11 +53,7 @@ class WinPythonBuilder : PythonBuilder {
 
         $ArchitectureExtension = ""
         if ($this.GetHardwareArchitecture() -eq "x64") {
-            if ($this.Version -ge "3.5") {
             $ArchitectureExtension = "-amd64"
-            } else {
-                $ArchitectureExtension = ".amd64"
-            }
         } elseif ($this.GetHardwareArchitecture() -eq "arm64") {
                 $ArchitectureExtension = "-arm64"
         }

installers/win-setup-template.ps1

@@ -11,12 +11,7 @@ function Get-RegistryVersionFilter {
     )
 
     $archFilter = if ($Architecture -eq 'x86') { "32-bit" } else { "64-bit" }
-    ### Python 2.7 x86 have no architecture postfix
-    if (($Architecture -eq "x86") -and ($MajorVersion -eq 2)) {
-        "Python $MajorVersion.$MinorVersion.\d+$"
-    } else {
     "Python $MajorVersion.$MinorVersion.*($archFilter)"
-    }
 }
 
 function Remove-RegistryEntries {
@@ -143,9 +138,7 @@ if ($IsFreeThreaded) {
 }
 
 Write-Host "Create `python3` symlink"
-if ($MajorVersion -ne "2") {
-    New-Item -Path "$PythonArchPath\python3.exe" -ItemType SymbolicLink -Value "$PythonArchPath\python.exe"
-}
+New-Item -Path "$PythonArchPath\python3.exe" -ItemType SymbolicLink -Value "$PythonArchPath\python.exe"
 
 Write-Host "Install and upgrade Pip"
 $Env:PIP_ROOT_USER_ACTION = "ignore"

tests/python-tests.ps1

@@ -60,7 +60,7 @@ Describe "Tests" {
     #     }
     # }
 
-    if (($Version -ge "3.2.0") -and ($Version -lt "3.11.0") -and (($Platform -ne "darwin") -or ($HardwareArchitecture -ne "arm64"))) {
+    if (($Version -lt "3.11.0") -and (($Platform -ne "darwin") -or ($HardwareArchitecture -ne "arm64"))) {
         It "Check if sqlite3 module is installed" {
             "python ./sources/python-sqlite3.py" | Should -ReturnZeroExitCode
         }
@@ -92,16 +92,6 @@ Describe "Tests" {
         }
     }
 
-    # Pyinstaller 3.5 does not support Python 3.8.0. Check issue https://github.com/pyinstaller/pyinstaller/issues/4311
-    if ($Version -lt "3.8.0" -and $Version.Major -ne "2") {
-        It "Validate Pyinstaller" {
-            "pip install pyinstaller" | Should -ReturnZeroExitCode
-            "pyinstaller --onefile ./sources/simple-test.py" | Should -ReturnZeroExitCode
-            $distPath = [IO.Path]::Combine($pwd, "dist", "simple-test")
-            "$distPath" | Should -ReturnZeroExitCode
-        }
-    }
-
     It "Check urlopen with HTTPS works" {
         "python ./sources/python-urlopen-https.py" | Should -ReturnZeroExitCode
     }

tests/sources/python-modules.py

@@ -3,12 +3,10 @@ Make sure all the optional modules are installed.
 This is needed for Linux since we build from source.
 """
 
-from __future__ import print_function
-
 import importlib
 import sys
 
-# The Python standard library as of Python 3.0
+# The Python standard library as of Python 3.9
 standard_library = [
     'abc',
     'aifc',
@@ -17,6 +15,7 @@ standard_library = [
     'ast',
     'asynchat',
     'asyncore',
+    'asyncio',
     'base64',
     'bdb',
     'binhex',
@@ -34,14 +33,17 @@ standard_library = [
     'collections',
     'colorsys',
     'compileall',
+    'concurrent',
     'configparser',
     'contextlib',
+    'contextvars',
     'copy',
     'copyreg',
     'crypt',
     'csv',
     'ctypes',
     'curses',
+    'dataclasses',
     'datetime',
     'dbm',
     'decimal',
@@ -49,9 +51,11 @@ standard_library = [
     'dis',
     'distutils',
     'doctest',
-    'dummy_threading',
     'email',
     'encodings',
+    'ensurepip',
+    'enum',
+    'faulthandler',
     'filecmp',
     'fileinput',
     'fnmatch',
@@ -77,13 +81,14 @@ standard_library = [
     'importlib',
     'inspect',
     'io',
+    'ipaddress',
     'json',
     'keyword',
     'lib2to3',
     'linecache',
     'locale',
     'logging',
-    'macpath',
+    'lzma',
     'mailbox',
     'mailcap',
     'mimetypes',
@@ -98,6 +103,7 @@ standard_library = [
     'operator',
     'optparse',
     'os',
+    'pathlib',
     'pdb',
     'pickle',
     'pickletools',
@@ -124,6 +130,8 @@ standard_library = [
     'rlcompleter',
     'runpy',
     'sched',
+    'secrets',
+    'selectors',
     'shelve',
     'shlex',
     'shutil',
@@ -141,6 +149,7 @@ standard_library = [
     'ssl',
     '_ssl',
     'stat',
+    'statistics',
     'string',
     'stringprep',
     'struct',
@@ -163,14 +172,17 @@ standard_library = [
     'tokenize',
     'trace',
     'traceback',
+    'tracemalloc',
     'tty',
     'turtle',
     'turtledemo',
     'types',
+    'typing',
     'unittest',
     'urllib',
     'uu',
     'uuid',
+    'venv',
     'warnings',
     'wave',
     'weakref',
@@ -179,83 +191,12 @@ standard_library = [
     'xdrlib',
     'xml',
     'xmlrpc',
+    'zipapp',
     'zipfile'
 ]
 
-# Modules that had different names in Python 2
-if sys.version_info.major == 2:
-    def replace(lst, old, new):
-        lst[lst.index(old)] = new
-
-    # Keys are the Python 2 names
-    # Values are the Python 3 names
-    renames = {
-        'ConfigParser': 'configparser',
-        'copy_reg': 'copyreg',
-        'HTMLParser': 'html',
-        'httplib': 'http',
-        'Queue': 'queue',
-        'repr': 'reprlib',
-        'SocketServer': 'socketserver',
-        'xmlrpclib': 'xmlrpc',
-        'Tkinter': 'tkinter'
-    }
-
-    # All of the Python 3 names should be in the list
-    for python2name, python3name in renames.items():
-        replace(standard_library, python3name, python2name)
-
 # Add new modules
 # See https://docs.python.org/3/whatsnew/index.html
-if sys.version_info >= (3, 2):
-    standard_library.extend([
-        'concurrent',
-    ])
-
-if sys.version_info >= (3, 3):
-    standard_library.extend([
-        'ipaddress',
-        'faulthandler',
-        'lzma',
-        'venv',
-    ])
-
-if sys.version_info >= (3, 4):
-    standard_library.extend([
-        'asyncio',
-        'ensurepip',
-        'enum',
-        'pathlib',
-        'selectors',
-        'statistics',
-        'tracemalloc',
-    ])
-
-if sys.version_info >= (3, 5):
-    standard_library.extend([
-        'typing',
-        'zipapp',
-    ])
-
-if sys.version_info >= (3, 6):
-    standard_library.extend([
-        'secrets',
-    ])
-
-if sys.version_info >= (3, 7):
-    standard_library.extend([
-        'contextvars',
-        'dataclasses',
-    ])
-
-# 'macpath' module has been removed from Python 3.8
-if sys.version_info > (3, 7):
-    standard_library.remove('macpath')
-
-# 'dummy_threading' module has been removed from Python 3.9
-if sys.version_info > (3, 8):
-    standard_library.remove('dummy_threading')
-
 # 'symbol' and 'formatter' modules have been removed from Python 3.10
 if sys.version_info >= (3, 10):
     standard_library.remove('symbol')
@@ -295,6 +236,11 @@ if sys.version_info >= (3, 13):
     standard_library.remove('uu')
     standard_library.remove('xdrlib')
 
+if sys.version_info >= (3, 14):
+    standard_library.extend([
+        'annotationlib',
+    ])
+
 # Remove tkinter and Easter eggs
 excluded_modules = [
     'antigravity',

tests/sources/python-urlopen-https.py

@@ -1,9 +1,5 @@
 import sys
-
-if sys.version_info[0] == 2:
-    from urllib2 import urlopen
-else:
-    from urllib.request import urlopen
+from urllib.request import urlopen
 
 response = urlopen("https://raw.githubusercontent.com/actions/python-versions/c641695f6a07526c18f10e374e503e649fef9427/.gitignore")
 data = response.read()