Upgrade PyYAML-ft version and use new module name (#1353)

* Upgrade PyYAML-ft version and use new module name

* add pyre ignore

---------

Co-authored-by: Zsolt Dollenstein <[email protected]>

Author: lysnikolaou

libcst/tool.py

@@ -19,7 +19,10 @@
 from abc import ABC, abstractmethod
 from typing import Any, Callable, Dict, List, Tuple, Type
 
-import yaml
+try:
+    import yaml_ft as yaml  # pyre-ignore
+except ModuleNotFoundError:
+    import yaml
 
 from libcst import CSTLogicError, LIBCST_VERSION, parse_module, PartialParserConfig
 from libcst._parser.parso.utils import parse_version_string

pyproject.toml

@@ -20,7 +20,7 @@ classifiers = [
 requires-python = ">=3.9"
 dependencies = [
     "pyyaml>=5.2; python_version < '3.13'",
-    "pyyaml-ft; python_version >= '3.13'",
+    "pyyaml-ft>=8.0.0; python_version >= '3.13'",
 ]
 
 [project.urls]