today()

pyxcp/__init__.py

@@ -3,6 +3,10 @@
 """Universal Calibration Protocol for Python"""
 import sys
 
+from rich.traceback import install
+
+install(show_locals=True, max_frames=3)  # Install custom exception handler.
+
 if sys.platform == "win32" and sys.version_info[:2] < (3, 11):
     # patch the time module with the high resolution alternatives
     try:

pyxcp/cmdline.py

@@ -4,70 +4,30 @@
 Parse (transport-layer specific) command line parameters
 and create a XCP master instance.
 """
-import argparse
+import warnings
 
 from pyxcp.config import application
-from pyxcp.config import readConfiguration
 from pyxcp.master import Master
-from pyxcp.transport.can import registered_drivers
-from pyxcp.transport.can import try_to_install_system_supplied_drivers
 
-try_to_install_system_supplied_drivers()
+warnings.simplefilter("always")
 
-CAN_DRIVERS = registered_drivers()
 
+class FakeParser:
+    def __getattr__(self, key):
+        if key == "add_argument":
+            warnings.warn("Argument parser extension is currently not supported.", DeprecationWarning)
+        return lambda *args, **kws: None
 
-class ArgumentParser:
-    """
-
-    Parameter
-    ---------
-    callout: callable
-        Process user-supplied arguments.
-    """
 
+class ArgumentParser:
     def __init__(self, callout=None, *args, **kws):
-        self.callout = callout
-        kws.update(formatter_class=argparse.RawDescriptionHelpFormatter, add_help=True)
-        self._parser = argparse.ArgumentParser(*args, **kws)
-        self._parser.add_argument(
-            "-c",
-            "--config-file",
-            type=argparse.FileType("r"),
-            dest="conf",
-            help="File to read (extended) parameters from.",
-        )
-        self._parser.add_argument(
-            "-l",
-            "--loglevel",
-            choices=["ERROR", "WARN", "INFO", "DEBUG"],
-            default="INFO",
-        )
-        self._parser.epilog = "To get specific help on transport layers\nuse <layer> -h, e.g. {} eth -h".format(self._parser.prog)
-        self._args = []
-
-    @property
-    def args(self):
-        return self._args
+        self._parser = FakeParser()
+        if callout is not None:
+            warnings.warn("callout  argument is not supported anymore", DeprecationWarning)
 
     def run(self, policy=None):
-        """"""
-        self._args = self.parser.parse_args()
-        args = self.args
-        if args.conf is None:
-            raise RuntimeError("Configuration file must be specified! (option: -c <file>)")
-        config = readConfiguration(args.conf)
-        from pprint import pprint
-
-        pprint(config)
-        # config["LOGLEVEL"] = args.loglevel
-        # if "TRANSPORT" not in config:
-        #    raise AttributeError("TRANSPORT must be specified in config!")
-        # transport = config["TRANSPORT"].lower()
         transport = application.transport.layer
         master = Master(transport, config=application, policy=policy)
-        if self.callout:
-            self.callout(master, args)
         return master
 
     @property