standard-tests: a standard unit and integration test set (#20182)

just chat models for now

libs/standard-tests/scripts/check_imports.py

@@ -0,0 +1,22 @@
+import random
+import string
+import sys
+import traceback
+from importlib.machinery import SourceFileLoader
+
+if __name__ == "__main__":
+    files = sys.argv[1:]
+    has_failure = False
+    for file in files:
+        try:
+            module_name = "".join(
+                random.choice(string.ascii_letters) for _ in range(20)
+            )
+            SourceFileLoader(module_name, file).load_module()
+        except Exception:
+            has_failure = True
+            print(file)  # noqa: T201
+            traceback.print_exc()
+            print()  # noqa: T201
+
+    sys.exit(1 if has_failure else 0)