refactor: Remove unused warnings = []

src/poetry/console/commands/check.py

@@ -29,7 +29,7 @@ class CheckCommand(Command):
         ),
     ]
 
-    def validate_classifiers(
+    def _validate_classifiers(
         self, project_classifiers: set[str]
     ) -> tuple[list[str], list[str]]:
         """Identify unrecognized and deprecated trove classifiers.
@@ -79,21 +79,18 @@ def validate_classifiers(
 
         return errors, warnings
 
-    def validate_readme(
+    def _validate_readme(
         self, readme: str | list[str], poetry_file: Path
-    ) -> tuple[list[str], list[str]]:
+    ) -> list[str]:
         """Check existence of referenced readme files"""
 
-        errors = []
-        warnings: list[str] = []
-
         readmes = [readme] if isinstance(readme, str) else readme
 
+        errors = []
         for name in readmes:
             if not (poetry_file.parent / name).exists():
                 errors.append(f"Declared README file does not exist: {name}")
-
-        return errors, warnings
+        return errors
 
     def handle(self) -> int:
         from poetry.factory import Factory
@@ -106,15 +103,14 @@ def handle(self) -> int:
 
         # Validate trove classifiers
         project_classifiers = set(config.get("classifiers", []))
-        errors, warnings = self.validate_classifiers(project_classifiers)
+        errors, warnings = self._validate_classifiers(project_classifiers)
         check_result["errors"].extend(errors)
         check_result["warnings"].extend(warnings)
 
         # Validate readme (files must exist)
         if "readme" in config:
-            errors, warnings = self.validate_readme(config["readme"], poetry_file)
+            errors = self._validate_readme(config["readme"], poetry_file)
             check_result["errors"].extend(errors)
-            check_result["warnings"].extend(warnings)
 
         # Verify that lock file is consistent
         if self.option("lock") and not self.poetry.locker.is_locked():