chore: import upstream snapshot with attribution

python/paddle/jit/sot/psdb.py

@@ -0,0 +1,68 @@
+# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from __future__ import annotations
+
+import builtins
+from typing import TYPE_CHECKING, TypeVar
+
+from typing_extensions import ParamSpec
+
+if TYPE_CHECKING:
+    from collections.abc import Callable
+    from types import CodeType
+
+T = TypeVar("T")
+P = ParamSpec("P")
+
+NO_BREAKGRAPH_CODES: set[CodeType] = set()
+NO_FALLBACK_CODES: set[CodeType] = set()
+
+
+def assert_true(input: bool):
+    assert input
+
+
+def print(*args, **kwargs):
+    builtins.print("[Dygraph]", *args, **kwargs)
+
+
+def breakpoint():
+    import paddle
+
+    old = paddle.framework.core.set_eval_frame(None)
+    builtins.breakpoint()  # noqa: T100
+    paddle.framework.core.set_eval_frame(old)
+
+
+def check_no_breakgraph(fn: Callable[P, T]) -> Callable[P, T]:
+    NO_BREAKGRAPH_CODES.add(fn.__code__)
+    return fn
+
+
+def breakgraph():
+    pass
+
+
+def check_no_fallback(fn: Callable[P, T]) -> Callable[P, T]:
+    NO_FALLBACK_CODES.add(fn.__code__)
+    return fn
+
+
+def fallback(recursive=False):
+    pass
+
+
+def in_sot():
+    return False