Use new Union syntax

This bumps the minimum Python version to 3.10

scripts/wk/__init__.py

@@ -21,7 +21,7 @@ from . import ui
 
 
 # Check env
-if version_info < (3, 7):
+if version_info < (3, 10):
   # Unsupported
   raise RuntimeError(
     'This package is unsupported on Python '

scripts/wk/clone/ddrescue.py

@@ -15,7 +15,6 @@ import subprocess
 import time
 
 from collections import OrderedDict
-from typing import Union
 
 import psutil
 import pytz
@@ -200,7 +199,7 @@ class BlockPair():
     """Get percent rescued from map_data, returns float."""
     return 100 * self.map_data.get('rescued', 0) / self.size
 
-  def get_rescued_size(self) -> Union[float, int]:
+  def get_rescued_size(self) -> float | int:
     """Get rescued size using map data.
 
     NOTE: Returns 0 if no map data is available.
@@ -1689,7 +1688,7 @@ def get_fstype_macos(path) -> str:
   return fstype
 
 
-def get_object(path) -> Union[hw_disk.Disk, None, pathlib.Path]:
+def get_object(path) -> hw_disk.Disk | None | pathlib.Path:
   """Get object based on path, returns obj."""
   # TODO: Refactor to avoid returning None
   obj = None

scripts/wk/graph.py

@@ -3,8 +3,6 @@
 
 import logging
 
-from typing import Union
-
 from wk.ui import ansi
 
 
@@ -103,7 +101,7 @@ def get_graph_step(rate: float, scale: int = 16) -> int:
 def merge_rates(
     rates: list[float],
     graph_width: int = 40,
-    ) -> list[Union[int, float]]:
+    ) -> list[int | float]:
   """Merge rates to have entries equal to the width, returns list."""
   merged_rates = []
   offset = 0

scripts/wk/hw/disk.py

@@ -9,7 +9,7 @@ import plistlib
 import re
 
 from dataclasses import dataclass, field
-from typing import Any, Union
+from typing import Any
 
 from wk.cfg.main import KIT_NAME_SHORT
 from wk.cfg.python import DATACLASS_DECORATOR_KWARGS
@@ -46,7 +46,7 @@ class Disk:
   model: str =                          field(init=False)
   name: str =                           field(init=False)
   notes: list[str] =                    field(init=False, default_factory=list)
-  path: Union[pathlib.Path, str]
+  path: pathlib.Path | str
   parent: str  =                        field(init=False)
   phy_sec: int =                        field(init=False)
   raw_details: dict[str, Any] =         field(init=False)

scripts/wk/io.py

@@ -7,15 +7,13 @@ import pathlib
 import re
 import shutil
 
-from typing import Union
-
 
 # STATIC VARIABLES
 LOG = logging.getLogger(__name__)
 
 
 # Functions
-def case_insensitive_path(path: Union[pathlib.Path, str]) -> pathlib.Path:
+def case_insensitive_path(path: pathlib.Path | str) -> pathlib.Path:
   """Find path case-insensitively, returns pathlib.Path obj."""
   given_path = pathlib.Path(path).resolve()
   real_path = None
@@ -40,7 +38,7 @@ def case_insensitive_path(path: Union[pathlib.Path, str]) -> pathlib.Path:
 
 
 def case_insensitive_search(
-    path: Union[pathlib.Path, str], item: str) -> pathlib.Path:
+    path: pathlib.Path | str, item: str) -> pathlib.Path:
   """Search path for item case insensitively, returns pathlib.Path obj."""
   path = pathlib.Path(path).resolve()
   given_path = path.joinpath(item)
@@ -65,8 +63,8 @@ def case_insensitive_search(
 
 
 def copy_file(
-    source: Union[pathlib.Path, str],
+    source: pathlib.Path | str,
-    dest: Union[pathlib.Path, str],
+    dest: pathlib.Path | str,
     overwrite: bool = False) -> None:
   """Copy file and optionally overwrite the destination."""
   source = case_insensitive_path(source)
@@ -78,7 +76,7 @@ def copy_file(
   shutil.copy2(source, dest)
 
 
-def delete_empty_folders(path: Union[pathlib.Path, str]) -> None:
+def delete_empty_folders(path: pathlib.Path | str) -> None:
   """Recursively delete all empty folders in path."""
   LOG.debug('path: %s', path)
 
@@ -96,7 +94,7 @@ def delete_empty_folders(path: Union[pathlib.Path, str]) -> None:
 
 
 def delete_folder(
-    path: Union[pathlib.Path, str],
+    path: pathlib.Path | str,
     force: bool = False,
     ignore_errors: bool = False,
     ) -> None:
@@ -117,7 +115,7 @@ def delete_folder(
 
 
 def delete_item(
-    path: Union[pathlib.Path, str],
+    path: pathlib.Path | str,
     force: bool = False,
     ignore_errors: bool = False,
     ) -> None:
@@ -139,7 +137,7 @@ def delete_item(
 
 
 def get_path_obj(
-    path: Union[pathlib.Path, str],
+    path: pathlib.Path | str,
     expanduser: bool = True,
     resolve: bool = True,
     ) -> pathlib.Path:
@@ -152,7 +150,7 @@ def get_path_obj(
   return path
 
 
-def non_clobber_path(path: Union[pathlib.Path, str]) -> pathlib.Path:
+def non_clobber_path(path: pathlib.Path | str) -> pathlib.Path:
   """Update path as needed to non-existing path, returns pathlib.Path."""
   LOG.debug('path: %s', path)
   path = pathlib.Path(path)
@@ -182,8 +180,8 @@ def non_clobber_path(path: Union[pathlib.Path, str]) -> pathlib.Path:
 
 
 def recursive_copy(
-    source: Union[pathlib.Path, str],
+    source: pathlib.Path | str,
-    dest: Union[pathlib.Path, str],
+    dest: pathlib.Path | str,
     overwrite: bool = False) -> None:
   """Copy source to dest recursively.
 
@@ -235,8 +233,8 @@ def recursive_copy(
 
 
 def rename_item(
-    path: Union[pathlib.Path, str],
+    path: pathlib.Path | str,
-    new_path: Union[pathlib.Path, str],
+    new_path: pathlib.Path | str,
     ) -> pathlib.Path:
   """Rename item, returns pathlib.Path."""
   path = pathlib.Path(path)

scripts/wk/kit/tools.py

@@ -7,7 +7,6 @@ import platform
 
 from datetime import datetime, timedelta
 from subprocess import CompletedProcess, Popen
-from typing import Union
 
 import requests
 
@@ -208,7 +207,7 @@ def run_tool(
     folder, name, *run_args,
     cbin=False, cwd=False, download=False, popen=False,
     **run_kwargs,
-    ) -> Union[CompletedProcess, Popen]:
+    ) -> CompletedProcess | Popen:
   """Run tool from the kit or the Internet, returns proc obj.
 
   proc will be either subprocess.CompletedProcess or subprocess.Popen."""

scripts/wk/log.py

@@ -8,8 +8,6 @@ import pathlib
 import shutil
 import time
 
-from typing import Union
-
 from wk import cfg
 from wk.io import non_clobber_path
 
@@ -41,8 +39,8 @@ def enable_debug_mode() -> None:
 
 
 def format_log_path(
-    log_dir: Union[None, pathlib.Path, str] = None,
+    log_dir: None | pathlib.Path | str = None,
-    log_name: Union[None, str] = None,
+    log_name: None | str = None,
     timestamp: bool = False,
     kit: bool = False, tool: bool = False, append: bool = False,
     ) -> pathlib.Path:
@@ -83,7 +81,7 @@ def get_root_logger_path() -> pathlib.Path:
   raise RuntimeError('Log path not found.')
 
 
-def remove_empty_log(log_path: Union[None, pathlib.Path] = None) -> None:
+def remove_empty_log(log_path: None | pathlib.Path = None) -> None:
   """Remove log if empty.
 
   NOTE: Under Windows an empty log is 2 bytes long.
@@ -106,7 +104,7 @@ def remove_empty_log(log_path: Union[None, pathlib.Path] = None) -> None:
     log_path.unlink()
 
 
-def start(config: Union[dict[str, str], None] = None) -> None:
+def start(config: dict[str, str] | None = None) -> None:
   """Configure and start logging using safe defaults."""
   log_path = format_log_path(timestamp=os.name != 'nt')
   root_logger = logging.getLogger()
@@ -129,8 +127,8 @@ def start(config: Union[dict[str, str], None] = None) -> None:
 
 
 def update_log_path(
-  dest_dir: Union[None, pathlib.Path, str] = None,
+  dest_dir: None | pathlib.Path | str = None,
-  dest_name: Union[None, str] = None,
+  dest_name: None | str = None,
     keep_history: bool = True, timestamp: bool = True, append: bool = False,
     ) -> None:
   """Moves current log file to new path and updates the root logger."""

scripts/wk/net.py

@@ -6,7 +6,7 @@ import pathlib
 import re
 
 from subprocess import CompletedProcess
-from typing import Any, Union
+from typing import Any
 
 import psutil
 
@@ -100,7 +100,7 @@ def mount_backup_shares(read_write: bool = False) -> list[str]:
 
 def mount_network_share(
     details: dict[str, Any],
-    mount_point: Union[None, pathlib.Path, str] = None,
+    mount_point: None | pathlib.Path | str = None,
     read_write: bool = False) -> CompletedProcess:
   """Mount network share using OS specific methods."""
   cmd = None
@@ -249,8 +249,8 @@ def unmount_backup_shares() -> list[str]:
 
 
 def unmount_network_share(
-    details: Union[dict[str, Any], None] = None,
+    details: dict[str, Any] | None = None,
-    mount_point: Union[None, pathlib.Path, str] = None,
+    mount_point: None | pathlib.Path | str = None,
     ) -> CompletedProcess:
   """Unmount network share"""
   cmd = []

scripts/wk/os/win.py

@@ -9,7 +9,7 @@ import platform
 import re
 
 from contextlib import suppress
-from typing import Any, Union
+from typing import Any
 
 import psutil
 
@@ -265,7 +265,7 @@ def get_installed_antivirus() -> list[str]:
   return report
 
 
-def get_installed_ram(as_list=False, raise_exceptions=False) -> Union[list, str]:
+def get_installed_ram(as_list=False, raise_exceptions=False) -> list | str:
   """Get installed RAM, returns list or str."""
   mem = psutil.virtual_memory()
   mem_str = bytes_to_string(mem.total, decimals=1)
@@ -281,7 +281,7 @@ def get_installed_ram(as_list=False, raise_exceptions=False) -> Union[list, str]
   return [mem_str] if as_list else mem_str
 
 
-def get_os_activation(as_list=False, check=True) -> Union[list, str]:
+def get_os_activation(as_list=False, check=True) -> list | str:
   """Get OS activation status, returns list or str.
 
   NOTE: If check=True then raise an exception if OS isn't activated.

scripts/wk/std.py

@@ -6,8 +6,6 @@ import platform
 import re
 import time
 
-from typing import Union
-
 
 # STATIC VARIABLES
 LOG = logging.getLogger(__name__)
@@ -34,7 +32,7 @@ class GenericWarning(Exception):
 
 # Functions
 def bytes_to_string(
-    size: Union[float, int],
+    size: float | int,
     decimals: int = 0,
     use_binary: bool = True) -> str:
   """Convert size into a human-readable format, returns str.
@@ -78,12 +76,12 @@ def bytes_to_string(
   return size_str
 
 
-def sleep(seconds: Union[int, float] = 2) -> None:
+def sleep(seconds: int | float = 2) -> None:
   """Simple wrapper for time.sleep."""
   time.sleep(seconds)
 
 
-def string_to_bytes(size: Union[float, int, str], assume_binary: bool = False) -> int:
+def string_to_bytes(size: float | int | str, assume_binary: bool = False) -> int:
   """Convert human-readable size to bytes and return an int."""
   LOG.debug('size: %s, assume_binary: %s', size, assume_binary)
   scale = 1000