add preview option support for blackd (#3217)

[etc/vim.git] / src / black / files.py

diff --git a/src/black/files.py b/src/black/files.py
index b6c1cf3ffe15bb3479061d49e7daaa47c8e133fb..17515d52b57b6427363f97526deffcbdbc6fdbb2 100644 (file)
--- a/src/black/files.py
+++ b/src/black/files.py
@@ -1,9 +1,10 @@
-from functools import lru_cache

 import io
 import os
 import io
 import os

-from pathlib import Path

 import sys
 import sys

+from functools import lru_cache
+from pathlib import Path

 from typing import (
 from typing import (

+    TYPE_CHECKING,

     Any,
     Dict,
     Iterable,
     Any,
     Dict,
     Iterable,


@@ -14,17 +15,24 @@ from typing import (
     Sequence,
     Tuple,
     Union,
     Sequence,
     Tuple,
     Union,

-    TYPE_CHECKING,

 )
 
 from mypy_extensions import mypyc_attr
 from pathspec import PathSpec
 from pathspec.patterns.gitwildmatch import GitWildMatchPatternError
 )
 
 from mypy_extensions import mypyc_attr
 from pathspec import PathSpec
 from pathspec.patterns.gitwildmatch import GitWildMatchPatternError

-import tomli

 
 

+if sys.version_info >= (3, 11):
+    try:
+        import tomllib
+    except ImportError:
+        # Help users on older alphas
+        import tomli as tomllib
+else:
+    import tomli as tomllib
+
+from black.handle_ipynb_magics import jupyter_dependencies_are_installed

 from black.output import err
 from black.report import Report
 from black.output import err
 from black.report import Report

-from black.handle_ipynb_magics import jupyter_dependencies_are_installed

 
 if TYPE_CHECKING:
     import colorama  # noqa: F401
 
 if TYPE_CHECKING:
     import colorama  # noqa: F401


@@ -97,10 +105,10 @@ def find_pyproject_toml(path_search_start: Tuple[str, ...]) -> Optional[str]:
 def parse_pyproject_toml(path_config: str) -> Dict[str, Any]:
     """Parse a pyproject toml file, pulling out relevant parts for Black
 
 def parse_pyproject_toml(path_config: str) -> Dict[str, Any]:
     """Parse a pyproject toml file, pulling out relevant parts for Black
 

-    If parsing fails, will raise a tomli.TOMLDecodeError
+    If parsing fails, will raise a tomllib.TOMLDecodeError

     """
     with open(path_config, "rb") as f:
     """
     with open(path_config, "rb") as f:

-        pyproject_toml = tomli.load(f)
+        pyproject_toml = tomllib.load(f)

     config = pyproject_toml.get("tool", {}).get("black", {})
     return {k.replace("--", "").replace("-", "_"): v for k, v in config.items()}
 
     config = pyproject_toml.get("tool", {}).get("black", {})
     return {k.replace("--", "").replace("-", "_"): v for k, v in config.items()}