colorize the t-string

Author: Locked-chess-official

Lib/idlelib/colorizer.py

@@ -47,7 +47,7 @@ def make_pat():
                    name not in keyword.kwlist]
     builtin = r"([^.'\"\\#]\b|^)" + any("BUILTIN", builtinlist) + r"\b"
     comment = any("COMMENT", [r"#[^\n]*"])
-    stringprefix = r"(?i:r|u|f|fr|rf|b|br|rb)?"
+    stringprefix = r"(?i:r|u|f|fr|rf|b|br|rb|t|tr|rt)?"
     sqstring = stringprefix + r"'[^'\\\n]*(\\.[^'\\\n]*)*'?"
     dqstring = stringprefix + r'"[^"\\\n]*(\\.[^"\\\n]*)*"?'
     sq3string = stringprefix + r"'''[^'\\]*((\\.|'(?!''))[^'\\]*)*(''')?"

Misc/NEWS.d/next/IDLE/2025-10-08-15-46-25.gh-issue-139742.iXPfAV.rst

@@ -0,0 +1 @@
+support t-string prefix in colorizer