[Dy2St] Cleanup unused methods in ProgramTranslator (#58302)

Author: SigureMo

python/paddle/jit/api.py

@@ -15,18 +15,17 @@
 
 # Temporary disable isort to avoid circular import
 # This can be removed after the circular import is resolved
-# isort: skip_file
 from __future__ import annotations
 
+import inspect
 import os
 import pickle
-import warnings
 import sys
-from collections import OrderedDict
-import inspect
 import threading
-from typing import Any
 import types
+import warnings
+from collections import OrderedDict
+from typing import Any
 
 import paddle
 from paddle.base import core, dygraph
@@ -40,43 +39,40 @@
     program_desc_tracing_guard,
     switch_to_static_graph,
 )
-from .dy2static import logging_utils
-from .dy2static.convert_call_func import (
-    ConversionOptions,
-    add_ignore_module,
-)
-from .dy2static.program_translator import (
-    ProgramTranslator,
-    StaticFunction,
-    ASTStaticFunction,
-    SymbolicStaticFunction,
-    unwrap_decorators,
-)
-from paddle.jit.translated_layer import (
-    TranslatedLayer,
-    INFER_MODEL_SUFFIX,
-    INFER_PARAMS_SUFFIX,
-    INFER_PARAMS_INFO_SUFFIX,
-    INFER_PROPERTY_SUFFIX,
-)
-from paddle.nn import Layer
 from paddle.base.executor import Executor, scope_guard
 from paddle.base.framework import (
     Block,
+    EagerParamBase,
+    Parameter,
     Program,
     Variable,
-    Parameter,
-    EagerParamBase,
-)
-from paddle.base.framework import (
     _current_expected_place,
     _dygraph_guard,
     _dygraph_tracer,
+    dygraph_only,
 )
-from paddle.base.framework import dygraph_only
 from paddle.base.wrapped_decorator import wrap_decorator
-from paddle.static.io import save_inference_model
 from paddle.framework import in_dynamic_mode
+from paddle.nn import Layer
+from paddle.static.io import save_inference_model
+
+from .dy2static import logging_utils
+from .dy2static.convert_call_func import ConversionOptions, add_ignore_module
+from .dy2static.program_translator import (
+    ASTStaticFunction,
+    ProgramTranslator,
+    StaticFunction,
+    SymbolicStaticFunction,
+    convert_to_static,
+    unwrap_decorators,
+)
+from .translated_layer import (
+    INFER_MODEL_SUFFIX,
+    INFER_PARAMS_INFO_SUFFIX,
+    INFER_PARAMS_SUFFIX,
+    INFER_PROPERTY_SUFFIX,
+    TranslatedLayer,
+)
 
 
 def create_program_from_desc(program_desc):
@@ -166,7 +162,7 @@ def __impl__(*args, **kwargs):
                 "We will just return dygraph output."
             )
             return dygraph_func(*args, **kwargs)
-        static_func = program_translator.get_func(dygraph_func)
+        static_func = convert_to_static(dygraph_func)
         return static_func(*args, **kwargs)
 
     return __impl__