diff -r 3fc8dfeb6ebe -r b99e7fd55fd3 src/eric7/UI/upgrader.py
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/eric7/UI/upgrader.py Thu Jul 07 11:23:56 2022 +0200
@@ -0,0 +1,104 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2022 Detlev Offenbach <detlev@die-offenbachs.de>
+#
+
+"""
+Script to upgrade the packages eric depends on.
+
+This process must be performed while eric is closed. The script will upgrade
+the requested packages and will restart eric.
+"""
+
+import contextlib
+import subprocess
+import sys
+import time
+
+
+_pyqtPackages = [
+ "pyqt6", "pyqt6-sip", "pyqt6-webengine", "pyqt6-charts",
+ "pyqt6-qscintilla", "pyqt6-qt6", "pyqt6-webengine-qt6",
+ "pyqt6-charts-qt6"
+]
+_ericPackages = ["eric-ide"]
+
+
+def doUpgrade(packages):
+ """
+ Function to upgrade the given packages via pip.
+
+ @param packages list of packages to be upgraded
+ @type list of str
+ @return flag indicating a successful installation
+ @rtype bool
+ """
+ exitCode = subprocess.run( # secok
+ [sys.executable, "-m", "pip", "install", "--prefer-binary",
+ "--upgrade"] + packages
+ ).returncode
+ ok = (exitCode == 0)
+
+ return ok
+
+
+def startEric(args):
+ """
+ Function to start eric with the given arguments.
+
+ @param args list containing the start arguments
+ @type list of str
+ """
+ args = [sys.executable] + args
+ subprocess.Popen(args)
+
+
+def main():
+ """
+ Main entry point into the upgrader.
+ """
+ try:
+ ddindex = sys.argv.index("--")
+ except ValueError:
+ # '--' was not found. Start eric with all parameters given.
+ ddindex = 0
+
+ ericStartArgs = sys.argv[ddindex + 1:] if bool(ddindex) else []
+ if not ericStartArgs:
+ # create default start arguments
+ ericStartArgs = ["-m", "eric7", "--start-session"]
+
+ upgraderArgs = sys.argv[1:ddindex] if bool(ddindex) else sys.argv[:]
+
+ upgradeType = ""
+ upgradeDelay = 2
+
+ for arg in upgraderArgs:
+ if arg.startswith("--delay="):
+ with contextlib.suppress(ValueError):
+ upgradeDelay = int(arg.split("=")[1].strip())
+ elif arg.startswith("--type="):
+ upgradeType = arg.split("=")[1].strip()
+
+ # wait a few seconds to give eric the chance to fully shut down
+ time.sleep(upgradeDelay)
+
+ # now perform the upgrade and start eric, if it was successful
+ if upgradeType == "pyqt":
+ ok = doUpgrade(_pyqtPackages)
+ elif upgradeType == "eric":
+ ok = doUpgrade(_ericPackages)
+ elif upgradeType == "ericpyqt":
+ ok = doUpgrade(_ericPackages + _pyqtPackages)
+ else:
+ ok = False
+
+ if ok:
+ startEric(ericStartArgs)
+ sys.exit(0)
+ else:
+ sys.exit(1)
+
+if __name__ == "__main__":
+ main()
