pytorch/torch/_dynamo/current_scope_id.py
Xuehai Pan e74ba1b34a [BE][Easy][15/19] enforce style for empty lines in import segments in torch/_d*/ (#129767)
See https://github.com/pytorch/pytorch/pull/129751#issue-2380881501. Most changes are auto-generated by linter.

You can review these PRs via:

```bash
git diff --ignore-all-space --ignore-blank-lines HEAD~1
```

Pull Request resolved: https://github.com/pytorch/pytorch/pull/129767
Approved by: https://github.com/anijain2305
2024-07-31 21:18:11 +00:00

26 lines
638 B
Python

# mypy: allow-untyped-defs
import contextlib
import threading
# Global variable to identify which SubgraphTracer we are in.
# It is sometimes difficult to find an InstructionTranslator to use.
_current_scope_id = threading.local()
def current_scope_id():
global _current_scope_id
if not hasattr(_current_scope_id, "value"):
_current_scope_id.value = 1
return _current_scope_id.value
@contextlib.contextmanager
def enter_new_scope():
global _current_scope_id
try:
_current_scope_id.value = current_scope_id() + 1
yield
finally:
_current_scope_id.value = current_scope_id() - 1