Drop support for Python 3.7 (#11234)

tests/check_new_syntax.py

@@ -26,29 +26,7 @@ def check_new_syntax(tree: ast.AST, path: Path, stub: str) -> list[str]:
                 )
             self.generic_visit(node)
 
-    class PEP570Finder(ast.NodeVisitor):
-        def __init__(self) -> None:
-            self.lineno: int | None = None
-
-        def _visit_function(self, node: ast.FunctionDef | ast.AsyncFunctionDef) -> None:
-            old_lineno = self.lineno
-            self.lineno = node.lineno
-            self.generic_visit(node)
-            self.lineno = old_lineno
-
-        visit_FunctionDef = visit_AsyncFunctionDef = _visit_function
-
-        def visit_arguments(self, node: ast.arguments) -> None:
-            if node.posonlyargs:
-                assert isinstance(self.lineno, int)
-                errors.append(
-                    f"{path}:{self.lineno}: PEP-570 syntax cannot be used in typeshed yet. "
-                    f"Prefix parameter names with `__` to indicate positional-only parameters"
-                )
-            self.generic_visit(node)
-
     IfFinder().visit(tree)
-    PEP570Finder().visit(tree)
     return errors
 
 

tests/regr_test.py

@@ -41,7 +41,7 @@ VENV_DIR = ".venv"
 TYPESHED = "typeshed"
 
 SUPPORTED_PLATFORMS = ["linux", "darwin", "win32"]
-SUPPORTED_VERSIONS = ["3.12", "3.11", "3.10", "3.9", "3.8", "3.7"]
+SUPPORTED_VERSIONS = ["3.12", "3.11", "3.10", "3.9", "3.8"]
 
 
 def package_with_test_cases(package_name: str) -> PackageInfo: