diff --git a/parse_formats.py b/parse_formats.py
index 8601b2a..499a0fb 100755
--- a/parse_formats.py
+++ b/parse_formats.py
@@ -3,6 +3,7 @@
 import dataclasses
 import pathlib
 import re
+import textwrap
 import typing as t
 
 cwd = pathlib.Path(__file__).parent
@@ -72,8 +73,40 @@ def run() -> int:
 
     for manual in version_map.values():
         print(f"tmux {manual.version}")
-        formats = ", ".join([format.variable_name for format in manual.formats])
-        print(f"     Formats: {formats}")
+
+        # Array
+        formats = ", ".join([f'"{format.variable_name}"' for format in manual.formats])
+        print(f"     Formats: [{formats}]")
+
+        # Dataclass
+        print(
+            textwrap.dedent(
+                f"""
+@dataclasses.dataclass
+class TmuxObject:
+    """
+                + "\n    ".join(
+                    [
+                        f"{format.variable_name}: str | None = None"
+                        for format in manual.formats
+                    ]
+                )
+            )
+        )
+
+        raw_formats = [format.variable_name for format in manual.formats]
+
+        if manual.version == "3.0a":
+            try:
+                assert "pane_title" in raw_formats
+            except AssertionError:
+                print("Should have pane title")
+                raise
+        elif manual.version == "3.3":
+            try:
+                assert "pane_title" not in raw_formats
+            except AssertionError:
+                print("Should not have pane_title")
 
     return 0