Sync list command...

Default style is better for 2.7

Author: rocky

trepan/lib/default.py

@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
-#   Copyright (C) 2008-2009, 2013, 2015, 2017, 2020-2021 Rocky Bernstein
-#   <rocky@gnu.org>
+#
+#   Copyright (C) 2008-2009, 2013, 2015, 2017, 2020-2021, 2023-2024
+#   Rocky Bernstein <rocky@gnu.org>
 #
 #   This program is free software: you can redistribute it and/or modify
 #   it under the terms of the GNU General Public License as published by
@@ -17,93 +18,135 @@
 """ A place for the debugger default settings """
 
 # External Egg packages
-import os, tracer
-from columnize import computed_displaywidth
+import os
 
+import tracer
+from columnize import computed_displaywidth
 from term_background import is_dark_background
 
 width = computed_displaywidth()
+is_dark_bg = is_dark_background()
+default_style = "zenburn" if is_dark_bg else "tango"
 
 # Below are the default debugger settings. The debugger object version
 # of this may change. A setting is something a user may want to
 # change, in contrast to settings that the debugger decides to set in
 # the course of operation. For example, the maximum print width
 # (width) is user settable, whereas whether the debugging program is
-# running (execution_status), or traceback frame isn't user settable
-# so it doesn't appear below.  Some settings like the current frame
+# running (execution_status), or traceback frame isn't user settable.
+# Therefore, it doesn't appear below.  Some settings like the current frame
 # (curframe) or the number of steps to skip before entering a command
 # processor (step_ignore) are shared between the two.  They also don't
 # generally appear as settings.
 
+# fmt: off
 DEBUGGER_SETTINGS = {
     # Emacs and old-style gdb annotate level. Used to annotate output
     # to make parsing inside Emacs easier and to allow Emacs to get
     # updated information (stack, local variables) without having to
     # poll for it.
     "annotate": 0,
-    # Format style to use in showing disssembly
+
+    # Format style to use in showing disassembly
     "asmfmt": "extended",
+
     # Eval as Python the unrecognized debugger commands?
     "autoeval": True,
+
     # Run 'list' command every time we enter the debugger?
     "autolist": False,
+
     # Enter IPython every time we enter the debugger?
     # Note: only relevant if we have ipython installed. This takes
-    # precidence over autopython.
+    # precedence over autopython.
     "autoipython": False,
+
+    # Run 'info pc' command every time we enter the debugger?
+    "autopc": False,
+
     # Enter Python every time we enter the debugger?
     "autopython": False,
+
     # Show basename only on filename output?
-    # This opiton is useful in integration testing and
+    # This option is useful in integration testing and
     # possibly to prepare example output for publication
     "basename": False,
+
     # Set echoing lines read from debugger?
     "cmdtrace": False,
+
     # confirm potentially dangerous operations?
     "confirm": True,
+
     # Debug macros?
     "debugmacro": False,
+
     # Debug the debugger?
     "dbg_trepan": False,
+
     # When True, consecutive stops must be on different
     # file/line positions.
     "different": True,
+
     # events is a set of events to process line-, call-, or return-like
     # tracing. See tracer.ALL_EVENT_NAMES and ALL_EVENTS
     # Note this is independent of printset which just prints the event.
     # This set controls entering the debugger command processor.
     "events": tracer.ALL_EVENTS,
+
     # Use terminal highlight? Acceptable values are
     #  'plain'   : no highlighting
     #  'dark'    : terminal highlighting for a dark background
     #  'light'   : terminal highlighting for a light background
-    "highlight": is_dark_background(),
+    "highlight": "dark" if is_dark_bg else "light",
+
+    # Where do we save the history?
+    "histfile": None,
+
     # Save debugger history?
     "hist_save": True,
+
     # Show function calls/returns?
     "fntrace": False,
+
     # Number of lines to show by default in a 'list' command.
     "listsize": 10,
+
     # max length to show of parameter string
     "maxargstrsize": 100,
+
     # max length to in other strings
     "maxstring": 150,
+
     # printset is a set of events to print line-, call-, or return-like
     # tracing. See tracer.ALL_EVENT_NAMES and ALL_EVENTS. This only
     # has an effect if trace is set True.
     "printset": tracer.ALL_EVENTS,
-    # If this is set True, debugger startup file, e.g. .trepanrc will
+
+    # If this is set True, debugger startup file, e.g. ".trepanrc" will
     # not be read/run.
+
     "nostartup": False,
     # Reread source file if we determine it has changed?
+
     "reload": False,
-    # Stop at 'def' and 'class' statements?
+    # Skip instructions that make classes, functions, and closures?
+    # (In the Python they are "class" and "def" statements)
     "skip": True,
+
+    "step_ignore": 0,
+
+    # Pygments style. Style is ignored if "highlight" setting
+    # is "plain"
+    "style": default_style,
+
     # Location to put temporary decompiled python files.
     # If value is None, use Python's defaults
     "tempdir": None,
+
     # print trace output?
     "trace": False,
+
     # The target maximum print length. Used for example in listing
     # arrays which are columnized.
     "width": width,
@@ -116,12 +159,13 @@
 
 
 SERVER_SOCKET_OPTS = {
-    "HOST": None,  # Symbolic name meaning all available interfaces
-    "PORT": 1027,  # Arbitrary non-privileged port
-    "reuse": "posix" == os.name,  # Allow port to be resued on close?
-    "skew": +0,  # additional increment on socket tries
+    "HOST": None,         # Symbolic name meaning all available interfaces
+    "PORT": 1027,         # Arbitrary non-privileged port
+    "reuse": "posix" == os.name,  # Allow port to be reused on close?
+    "skew": +0,           # additional increment on socket tries
     "search_limit": 100,  # max number of ports to try
 }
+# fmt: on
 
 # Default settings on the Debugger#start() method call
 START_OPTS = {
@@ -140,7 +184,8 @@
     import pprint
 
     for val in ["DEBUGGER_SETTINGS", "START_OPTS", "STOP_OPTS"]:
-        print("%s:\n" % val), pprint.pformat(eval(val))
-        print
+        print("%s:" % val)
+        print(pprint.pformat(eval(val)))
+        print("-" * 10)
         pass
     pass