"Perhaps you meant:"

pyproject.toml

@@ -7,7 +7,7 @@ name = "tyro"
 authors = [
     {name = "brentyi", email = "[email protected]"},
 ]
-version = "0.5.7"
+version = "0.5.8"
 description = "Strongly typed, zero-effort CLI interfaces"
 readme = "README.md"
 license = { text="MIT" }

tests/test_errors.py

@@ -167,7 +167,7 @@ class Class:
 
     error = target.getvalue()
     assert "Unrecognized argument" in error
-    assert "Similar arguments" in error
+    assert "Perhaps you meant:" in error
 
     # --reward.track should appear in both the usage string and as a similar argument.
     assert error.count("--reward.track") == 1
@@ -193,7 +193,7 @@ class ClassB:
 
     error = target.getvalue()
     assert "Unrecognized argument" in error
-    assert "Similar arguments:" in error
+    assert "Perhaps you meant::" in error
     assert error.count("--reward.track") == 1
     assert error.count("--help") == 3
 
@@ -244,7 +244,7 @@ class ClassB:
 
     error = target.getvalue()
     assert "Unrecognized argument" in error
-    assert "Similar arguments" in error
+    assert "Perhaps you meant:" in error
     assert error.count("--reward.track {True,False}") == 1
     assert error.count("--reward.trace INT") == 1
     assert error.count("--help") == 5  # 2 subcommands * 2 arguments + usage hint.
@@ -270,7 +270,7 @@ class ClassB:
 
     error = target.getvalue()
     assert "Unrecognized argument" in error
-    assert "Similar arguments" in error
+    assert "Perhaps you meant:" in error
     assert error.count("--reward.track {True,False}") == 1
     assert (
         error.count("--help") == 3
@@ -312,7 +312,7 @@ class ClassB:
 
     error = target.getvalue()
     assert "Unrecognized argument" in error
-    assert "Similar arguments" in error
+    assert "Perhaps you meant:" in error
     assert error.count("--reward.track") == 10
     assert "[...]" not in error
     assert error.count("--help") == 21
@@ -380,7 +380,7 @@ class ClassI:
 
     error = target.getvalue()
     assert "Unrecognized argument" in error
-    assert "Similar arguments" in error
+    assert "Perhaps you meant:" in error
     assert error.count("--reward.track") == 1
     assert "[...]" in error
     assert error.count("--help") == 5

tyro/_argparse_formatter.py

@@ -663,7 +663,7 @@ def get_score(option_string: str) -> float:
                     # Add a header before the first similar argument.
                     extra_info.append(Rule(style=Style(color="red")))
                     extra_info.append(
-                        "Similar arguments:"
+                        "Perhaps you meant:"
                         if len(unrecognized_arguments) == 1
                         else f"Arguments similar to {unrecognized_argument}:"
                     )