Improved parser to handle names and classes

src/runtime/abc/runtime_service_abc.py

@@ -19,6 +19,13 @@ class RuntimeServiceABC(ABC):
     @abstractmethod
     def line_count(self, line_count: int): pass
 
+    @property
+    def file(self) -> str:
+        return self._file
+    @file.setter
+    def file(self, value: str):
+        self._file = value
+
     @abstractmethod
     def input(self, prefix: str) -> str: pass