style: refine coding style based on reviews

commitizen/commands/commit.py

@@ -1,7 +1,8 @@
+from __future__ import annotations
+
 import contextlib
 import os
 
-from typing import Optional
 
 import questionary
 
@@ -35,7 +36,7 @@ def __init__(self, config: BaseConfig, arguments: dict):
  self.arguments = arguments
  self.temp_file: str = get_backup_file_path()
 
- def read_backup_message(self) -> Optional[str]:
+ def read_backup_message(self) -> str | None:
  # Check the commit backup file exists
  if not os.path.isfile(self.temp_file):
  return None

commitizen/cz/utils.py

@@ -28,10 +28,5 @@ def get_backup_file_path() -> str:
  else:
  project = project_root.as_posix().replace("/", "%")
 
- return os.path.join(
- tempfile.gettempdir(),
- "cz.commit%{user}%{project}.backup".format(
- user=os.environ.get("USER", ""),
- project=project,
- ),
- )
+ user = os.environ.get("USER", "")
+ return os.path.join(tempfile.gettempdir(), f"cz.commit%{user}%{project}.backup")

hooks/post-commit.py

@@ -4,8 +4,7 @@
 try:
  from commitizen.cz.utils import get_backup_file_path
 except ImportError as error:
- print("could not import commitizen:")
- print(error)
+ print(f"could not import commitizen:\n{error}")
  exit(1)