Chnge color to CYAN, refactor coloring

Author: StanFromIreland

Lib/_colorize.py

@@ -327,7 +327,7 @@ class Syntax(ThemeSection):
 class Traceback(ThemeSection):
     type: str = ANSIColors.BOLD_MAGENTA
     message: str = ANSIColors.MAGENTA
-    note: str = ANSIColors.MAGENTA
+    note: str = ANSIColors.CYAN
     filename: str = ANSIColors.MAGENTA
     line_no: str = ANSIColors.MAGENTA
     frame: str = ANSIColors.MAGENTA

Lib/test/test_traceback.py

@@ -5318,10 +5318,10 @@ def foo():
             exc = traceback.TracebackException.from_exception(e)
 
         lines = "".join(exc.format(colorize=True))
-        magenta = colors["m"]
+        note = colors["n"]
         reset = colors["z"]
-        self.assertIn(magenta + "First note" + reset, lines)
-        self.assertIn(magenta + "Second note" + reset, lines)
+        self.assertIn(note + "First note" + reset, lines)
+        self.assertIn(note + "Second note" + reset, lines)
 
     def test_colorized_syntax_error(self):
         try:

Lib/traceback.py

@@ -993,6 +993,11 @@ def _display_width(line, offset=None):
     )
 
 
+def _format_note(note, indent, theme):
+    for l in note.split('\n'):
+        yield f"{indent}{theme.note}{l}{theme.reset}\n"
+
+
 
 class _ExceptionPrintContext:
     def __init__(self):
@@ -1323,9 +1328,10 @@ def format_exception_only(self, *, show_group=False, _depth=0, **kwargs):
         ):
             for note in self.__notes__:
                 note = _safe_string(note, 'note')
-                yield from [indent + theme.note + l + theme.reset + '\n' for l in note.split('\n')]
+                yield from _format_note(note, indent, theme)
         elif self.__notes__ is not None:
-            yield indent + theme.note + "{}".format(_safe_string(self.__notes__, '__notes__', func=repr)) + theme.reset + "\n"
+            note = _safe_string(self.__notes__, '__notes__', func=repr)
+            yield from _format_note(note, indent, theme)
 
         if self.exceptions and show_group:
             for ex in self.exceptions: