fix(descriptors): silence SyntaxWarning '\d' in TextMatch docstring

src/evidently/descriptors/text_match.py

@@ -115,7 +115,12 @@ def exact_match(self, text: str, items: List[str]) -> bool:
 
 
 class TextMatch(Descriptor):
-    """
+    # The docstring contains a regex example with `\b\d{3}-\d{3}-\d{4}\b`. The
+    # `r"..."` prefix only marks the *example* literal as raw — the docstring
+    # itself still parses every backslash, so `\d` triggers
+    # `SyntaxWarning: invalid escape sequence '\d'` on Python 3.12+. Marking the
+    # docstring itself raw silences the warning without changing rendered help.
+    r"""
     Unified text matching descriptor that handles all word/text matching scenarios.
 
     This descriptor replaces multiple legacy text matching features with a single,

tests/future/descriptors/test_text_match.py

@@ -1,8 +1,25 @@
+import py_compile
+import warnings
+
 import pandas as pd
 import pytest
 
 from evidently.core.datasets import Dataset
 from evidently.descriptors import TextMatch
+import evidently.descriptors.text_match as text_match_module
+
+
+def test_text_match_module_compiles_without_syntax_warning(tmp_path):
+    # Regression: the TextMatch docstring contains an `r"\b\d{3}-..."` regex
+    # example, but the docstring itself wasn't raw, so `\d` triggered
+    # `SyntaxWarning: invalid escape sequence '\d'` on Python 3.12+.
+    # py_compile surfaces SyntaxWarnings as PyCompileErrors when warnings are
+    # promoted to errors, so this is a reliable check that doesn't depend on
+    # whether the module is already cached / imported elsewhere.
+    source_path = text_match_module.__file__
+    with warnings.catch_warnings():
+        warnings.simplefilter("error", SyntaxWarning)
+        py_compile.compile(source_path, cfile=str(tmp_path / "out.pyc"), doraise=True)
 
 
 @pytest.fixture