Remove old Python versions from manifest: no package uses these python versions anymore. (#1465)

Author: juj

README.md

@@ -65,7 +65,7 @@ https://emscripten.org/docs/building_from_source/toolchain_what_is_needed.html.
 
 ### Linux
 
-- `python`: Version 2.7.0 or above.
+- `python`: Version 3.9.2 or above.
 - `java`: For running closure compiler (optional)
 
 The emsdk pre-compiled binaries are built against Ubuntu/Focal 20.04 LTS and

emsdk

@@ -9,9 +9,6 @@
 # First look for python bundled in Emsdk
 if [ -z "$EMSDK_PYTHON" ]; then
   PYTHON3="$(dirname "$0")/python/3.9.2-1_64bit/bin/python3"
-  if [ ! -f "$PYTHON3" ]; then
-    PYTHON3="$(dirname "$0")/python/3.7.4-2_64bit/bin/python3"
-  fi
   if [ -f "$PYTHON3" ]; then
     EMSDK_PYTHON="$PYTHON3"
 

emsdk.bat

@@ -21,27 +21,6 @@ if exist "%~dp0python\3.9.2-nuget_64bit\python.exe" (
   goto end
 )
 
-if exist "%~dp0python\3.7.4-pywin32_64bit\python.exe" (
-  set EMSDK_PY="%~dp0python\3.7.4-pywin32_64bit\python.exe"
-  set PYTHONHOME=
-  set PYTHONPATH=
-  goto end
-)
-
-if exist "%~dp0python\3.7.4_64bit\python.exe" (
-  set EMSDK_PY="%~dp0python\3.7.4_64bit\python.exe"
-  set PYTHONHOME=
-  set PYTHONPATH=
-  goto end
-)
-
-if exist "%~dp0python\2.7.13.1_64bit\python-2.7.13.amd64\python.exe" (
-  set EMSDK_PY="%~dp0python\2.7.13.1_64bit\python-2.7.13.amd64\python.exe"
-  set PYTHONHOME=
-  set PYTHONPATH=
-  goto end
-)
-
 :: As a last resort, access from PATH.
 set EMSDK_PY=python
 

emsdk.ps1

@@ -2,15 +2,7 @@ $ScriptDirectory = Split-Path -parent $PSCommandPath
 
 $PythonLocations = $(
     "python\3.9.2-1_64bit\python.exe",
-    "python\3.9.2-nuget_64bit\python.exe",
-    "python\3.7.4-pywin32_64bit\python.exe",
-    "python\3.7.4_64bit\python.exe",
-    "python\2.7.13.1_64bit\python-2.7.13.amd64\python.exe",
-    "python\2.7.13.1_32bit\python-2.7.13\python.exe",
-    "python\2.7.5.3_64bit\python.exe",
-    "python\2.7.5.3_32bit\python.exe",
-    "python\2.7.5_64bit\python.exe",
-    "python\2.7.5.1_32bit\python.exe"
+    "python\3.9.2-nuget_64bit\python.exe"
 )
 
 # Find python from an explicit location relative to the Emscripten SDK.

emsdk_manifest.json

@@ -395,76 +395,6 @@
   },
 
 
-  {
-    "id": "python",
-    "version": "2.7.13.1",
-    "bitness": 32,
-    "arch": "x86",
-    "windows_url": "WinPython-32bit-2.7.13.1Zero.zip",
-    "activated_cfg": "PYTHON='%installation_dir%/python-2.7.13/python%.exe%'",
-    "activated_env": "EMSDK_PYTHON=%installation_dir%/python-2.7.13/python%.exe%",
-    "is_old": true
-  },
-  {
-    "id": "python",
-    "version": "2.7.13.1",
-    "bitness": 64,
-    "arch": "x86_64",
-    "windows_url": "WinPython-64bit-2.7.13.1Zero.zip",
-    "activated_cfg": "PYTHON='%installation_dir%/python-2.7.13.amd64/python%.exe%'",
-    "activated_env": "EMSDK_PYTHON=%installation_dir%/python-2.7.13.amd64/python%.exe%",
-    "is_old": true
-  },
-  {
-    "id": "python",
-    "version": "3.7.4",
-    "bitness": 32,
-    "arch": "x86",
-    "windows_url": "python-3.7.4-embed-win32-patched.zip",
-    "activated_cfg": "PYTHON='%installation_dir%/python.exe'",
-    "activated_env": "EMSDK_PYTHON=%installation_dir%/python.exe",
-    "is_old": true
-  },
-  {
-    "id": "python",
-    "version": "3.7.4",
-    "bitness": 64,
-    "arch": "x86_64",
-    "windows_url": "python-3.7.4-embed-amd64-patched.zip",
-    "activated_cfg": "PYTHON='%installation_dir%/python.exe'",
-    "activated_env": "EMSDK_PYTHON=%installation_dir%/python.exe",
-    "is_old": true
-  },
-  {
-    "id": "python",
-    "version": "3.7.4-pywin32",
-    "bitness": 32,
-    "arch": "x86",
-    "windows_url": "python-3.7.4-embed-win32+pywin32.zip",
-    "activated_cfg": "PYTHON='%installation_dir%/python.exe'",
-    "activated_env": "EMSDK_PYTHON=%installation_dir%/python.exe",
-    "is_old": true
-  },
-  {
-    "id": "python",
-    "version": "3.7.4-pywin32",
-    "bitness": 64,
-    "arch": "x86_64",
-    "windows_url": "python-3.7.4-embed-amd64+pywin32.zip",
-    "activated_cfg": "PYTHON='%installation_dir%/python.exe'",
-    "activated_env": "EMSDK_PYTHON=%installation_dir%/python.exe",
-    "is_old": true
-  },
-  {
-    "id": "python",
-    "version": "3.7.4-2",
-    "bitness": 64,
-    "arch": "x86_64",
-    "macos_url": "python-3.7.4-2-macos.tar.gz",
-    "activated_cfg": "PYTHON='%installation_dir%/bin/python3'",
-    "activated_env": "EMSDK_PYTHON=%installation_dir%/bin/python3;SSL_CERT_FILE=%installation_dir%/lib/python3.7/site-packages/certifi/cacert.pem",
-    "is_old": true
-  },
   {
     "id": "python",
     "version": "3.9.2-nuget",