Python: Add test

python/ql/test/library-tests/PEP695/test.ql

@@ -0,0 +1,36 @@
+import python
+
+string pretty_name(AstNode n) {
+  result = "Function " + n.(Function).getName()
+  or
+  result = "Class " + n.(ClassExpr).getName()
+  or
+  result = "TypeAlias " + n.(TypeAlias).getName().getId()
+}
+
+query predicate type_vars_without_bound(TypeVar tv, string name, string parent) {
+  tv.getName().getId() = name and
+  not exists(tv.getBound()) and
+  parent = pretty_name(tv.getParent().getParent())
+}
+
+query predicate type_vars_with_bound(TypeVar tv, string name, string bound, string parent) {
+  tv.getName().getId() = name and
+  bound = tv.getBound().(Name).getId() and
+  parent = pretty_name(tv.getParent().getParent())
+}
+
+query predicate type_var_tuples(TypeVarTuple tvt, string name, string parent) {
+  tvt.getName().getId() = name and
+  parent = pretty_name(tvt.getParent().getParent())
+}
+
+query predicate param_specs(ParamSpec ps, string name, string parent) {
+  ps.getName().getId() = name and
+  parent = pretty_name(ps.getParent().getParent())
+}
+
+query predicate type_aliases(TypeAlias ta, string name, string value) {
+  ta.getName().getId() = name and
+  value = ta.getValue().(Name).getId()
+}