pmb: Use unpacking operator to concatenate collections (MR 2525)

See https://docs.astral.sh/ruff/rules/collection-literal-concatenation

This is also slightly faster according to a microbenchmark that
shows it taking around 19% less time to run:
https://github.com/astral-sh/ruff/pull/1957#issue-1538092351

pmb/build/_package.py

@@ -87,7 +87,7 @@ def get_depends(context: Context, apkbuild: dict[str, Any]) -> list[str]:
     ret = sorted(set(ret))
 
     # Don't recurse forever when a package depends on itself (#948)
-    for pkgname in [apkbuild["pkgname"]] + list(apkbuild["subpackages"].keys()):
+    for pkgname in [apkbuild["pkgname"], *apkbuild["subpackages"].keys()]:
         if pkgname in ret:
             logging.verbose(apkbuild["pkgname"] + ": ignoring dependency on" " itself: " + pkgname)
             ret.remove(pkgname)
@@ -224,7 +224,7 @@ class BuildQueueItem(TypedDict):
 def has_cyclical_dependency(
     unmet_deps: dict[str, list[str]], item: BuildQueueItem, dep: str
 ) -> bool:
-    pkgnames = [item["name"]] + list(item["apkbuild"]["subpackages"].keys())
+    pkgnames = [item["name"], *item["apkbuild"]["subpackages"].keys()]
 
     for pkgname in pkgnames:
         if pkgname in unmet_deps.get(dep, []):

pmb/build/newapkbuild.py

@@ -24,7 +24,7 @@ def newapkbuild(folder: PathString, args_passed: list[str], force: bool = False)
     pmb.chroot.user(["mkdir", "-p", build])
 
     # Run newapkbuild
-    pmb.chroot.user(["newapkbuild"] + args_passed, working_dir=build)
+    pmb.chroot.user(["newapkbuild", *args_passed], working_dir=build)
     glob_result = list(build_outside.glob("*/APKBUILD"))
     if not len(glob_result):
         return

pmb/chroot/apk.py

@@ -149,18 +149,18 @@ def install_run_apk(
         if package.startswith("-"):
             raise ValueError(f"Invalid package name: {package}")
 
-    commands: list[Sequence[PathString]] = [["add"] + to_add]
+    commands: list[Sequence[PathString]] = [["add", *to_add]]
 
     # Use a virtual package to mark only the explicitly requested packages as
     # explicitly installed, not the ones in to_add_local
     if to_add_local:
         commands += [
-            ["add", "-u", "--virtual", ".pmbootstrap"] + local_add,
+            ["add", "-u", "--virtual", ".pmbootstrap", *local_add],
             ["del", ".pmbootstrap"],
         ]
 
     if to_del:
-        commands += [["del"] + to_del]
+        commands += [["del", *to_del]]
 
     channel = pmb.config.pmaports.read_config()["channel"]
     # There are still some edgecases where we manage to get here while the chroot is not
@@ -182,7 +182,7 @@ def install_run_apk(
 
         # Ignore missing repos before initial build (bpo#137)
         if os.getenv("PMB_APK_FORCE_MISSING_REPOSITORIES") == "1":
-            command = ["--force-missing-repositories"] + command
+            command = ["--force-missing-repositories", *command]
 
         # Virtual package related commands don't actually install or remove
         # packages, but only mark the right ones as explicitly installed.

pmb/chroot/init.py

@@ -158,7 +158,7 @@ def init(chroot: Chroot, usr_merge: UsrMerge = UsrMerge.AUTO) -> None:
     pmb.helpers.repo.update(arch)
     pkgs = ["alpine-base"]
     cmd: list[PathString] = ["--initdb"]
-    pmb.helpers.apk.run(cmd + ["add", *pkgs], chroot)
+    pmb.helpers.apk.run([*cmd, "add", *pkgs], chroot)
 
     # Merge /usr
     if usr_merge is UsrMerge.AUTO and pmb.config.is_systemd_selected(config):

pmb/chroot/mount.py

@@ -178,5 +178,5 @@ def remove_mnt_pmbootstrap(chroot: Chroot) -> None:
     if not mnt_dir.exists():
         return
 
-    for path in list(mnt_dir.glob("*")) + [mnt_dir]:
+    for path in [*mnt_dir.glob("*"), mnt_dir]:
         pmb.helpers.run.root(["rmdir", path])

pmb/chroot/other.py

@@ -24,7 +24,7 @@ def kernel_flavor_installed(chroot: Chroot, autoinstall: bool = True) -> str | N
         if not chroot.is_mounted():
             pmb.chroot.init(chroot)
         config = get_context().config
-        packages = [f"device-{config.device}"] + pmb.install.get_kernel_package(config)
+        packages = [f"device-{config.device}", *pmb.install.get_kernel_package(config)]
         pmb.chroot.apk.install(packages, chroot)
 
     glob_result = list((chroot / "usr/share/kernel").glob("*"))

pmb/helpers/git.py

@@ -76,7 +76,7 @@ def rev_parse(
     :returns: commit string like "90cd0ad84d390897efdcf881c0315747a4f3a966"
         or (with ``--abbrev-ref``): the branch name, e.g. "master"
     """
-    command = ["git", "rev-parse"] + extra_args + [revision]
+    command = ["git", "rev-parse", *extra_args, revision]
     rev = pmb.helpers.run.user_output(command, path, output="null" if silent else "log")
     return rev.rstrip()
 

pmb/helpers/lint.py

@@ -96,7 +96,7 @@ def check(pkgnames: Sequence[str]) -> None:
     has_failed = False
     for pkgrepo, apkbuild_paths in apkbuilds.items():
         if pmb.chroot.user(
-            ["apkbuild-lint"] + apkbuild_paths,
+            ["apkbuild-lint", *apkbuild_paths],
             check=False,
             output="stdout",
             working_dir=dest_paths[pkgrepo_name(repo)],

pmb/helpers/repo.py

@@ -88,7 +88,7 @@ def urls(
         mirrors_exclude.append("systemd")
 
     # ["pmaports", "systemd", "alpine", "plasma-nightly"]
-    for repo in pkgrepo_names() + ["alpine"]:
+    for repo in [*pkgrepo_names(), "alpine"]:
         if repo in mirrors_exclude:
             continue
 

pmb/helpers/repo_missing.py

@@ -82,7 +82,7 @@ def generate(arch: Arch) -> list[dict[str, list[str] | str | None]]:
 
             # Add abuild to depends if needed
             if pkgname != "abuild" and is_abuild_forked(repo):
-                depends = ["abuild"] + depends
+                depends = ["abuild", *depends]
 
             depends = sorted(depends)
 

pmb/install/_install.py

@@ -149,11 +149,11 @@ def copy_files_from_chroot(args: PmbArgs, chroot: Chroot) -> None:
         if args.verbose:
             rsync_flags += "vP"
         pmb.chroot.root(
-            ["rsync", rsync_flags, "--delete"] + folders + ["/mnt/install/"], working_dir=mountpoint
+            ["rsync", rsync_flags, "--delete", *folders, "/mnt/install/"], working_dir=mountpoint
         )
         pmb.chroot.root(["rm", "-rf", "/mnt/install/home"])
     else:
-        pmb.chroot.root(["cp", "-a"] + folders + ["/mnt/install/"], working_dir=mountpoint)
+        pmb.chroot.root(["cp", "-a", *folders, "/mnt/install/"], working_dir=mountpoint)
 
 
 def create_home_from_skel(filesystem: str, user: str) -> None:
@@ -1113,11 +1113,12 @@ def install_on_device_installer(args: PmbArgs, step: int, steps: int) -> None:
     # Prepare the installer chroot
     logging.info(f"*** ({step}/{steps}) CREATE ON-DEVICE INSTALLER ROOTFS ***")
     step += 1
-    packages = (
-        [f"device-{config.device}", "postmarketos-ondev"]
-        + get_kernel_package(config)
-        + get_nonfree_packages(config.device)
-    )
+    packages = [
+        f"device-{config.device}",
+        "postmarketos-ondev",
+        *get_kernel_package(config),
+        *get_nonfree_packages(config.device),
+    ]
 
     chroot_installer = Chroot(ChrootType.INSTALLER, config.device)
     pmb.chroot.apk.install(packages, chroot_installer)
@@ -1303,7 +1304,7 @@ def create_device_rootfs(args: PmbArgs, step: int, steps: int) -> None:
     set_user(context.config)
 
     # Fill install_packages
-    install_packages = pmb.config.install_device_packages + ["device-" + device]
+    install_packages = [*pmb.config.install_device_packages, "device-" + device]
     if not args.install_base:
         install_packages = [p for p in install_packages if p != "postmarketos-base"]
     if config.ui.lower() != "none":

pmb/install/format.py

@@ -164,7 +164,7 @@ def format_and_mount_root(
             # with non-block devices, we need to explicitly set a number of
             # inodes. See #1717 and #1845 for details
             if not disk:
-                mkfs_root_args = mkfs_root_args + ["-N", "100000"]
+                mkfs_root_args = [*mkfs_root_args, "-N", "100000"]
         elif filesystem == "f2fs":
             mkfs_root_args = ["mkfs.f2fs", "-f", "-l", root_label]
         elif filesystem == "btrfs":
@@ -174,7 +174,7 @@ def format_and_mount_root(
 
         install_fsprogs(filesystem)
         logging.info(f"(native) format {device} (root, {filesystem})")
-        pmb.chroot.root(mkfs_root_args + [device])
+        pmb.chroot.root([*mkfs_root_args, device])
 
     # Mount
     mountpoint = "/mnt/install"

pmb/install/partition.py

@@ -120,7 +120,7 @@ def partition(layout: PartitionLayout, size_boot: int, size_reserve: int) -> Non
         commands += [["set", str(layout["boot"]), "boot", "on"]]
 
     for command in commands:
-        pmb.chroot.root(["parted", "-s", "/dev/install"] + command, check=False)
+        pmb.chroot.root(["parted", "-s", "/dev/install", *command], check=False)
 
 
 def partition_cgpt(layout: PartitionLayout, size_boot: int, size_reserve: int) -> None:

pmb/sideload/__init__.py

@@ -77,18 +77,13 @@ def ssh_install_apks(args: PmbArgs, user: str, host: str, port: str, paths: list
         remote_paths.append(os.path.join("/tmp", os.path.basename(path)))
 
     logging.info(f"Copying packages to {user}@{host}")
-    command = ["scp", "-P", port] + paths + [f"{user}@{host}:/tmp"]
+    command: list[PathString] = ["scp", "-P", port, *paths, f"{user}@{host}:/tmp"]
     pmb.helpers.run.user(command, output="interactive")
 
     logging.info(f"Installing packages at {user}@{host}")
-    add_cmd_list = [
-        "apk",
-        "--wait",
-        "30",
-        "add",
-    ] + remote_paths
+    add_cmd_list = ["apk", "--wait", "30", "add", *remote_paths]
     add_cmd = pmb.helpers.run_core.flat_cmd([add_cmd_list])
-    clean_cmd = pmb.helpers.run_core.flat_cmd([["rm"] + remote_paths])
+    clean_cmd = pmb.helpers.run_core.flat_cmd([["rm", *remote_paths]])
     add_cmd_complete = shlex.quote(f"{su_cmd} {add_cmd} rc=$?; {clean_cmd} exit $rc")
     # Run apk command in a subshell in case the foreign device has a non-POSIX shell.
     command = ["ssh", "-t", "-p", port, f"{user}@{host}", f"sh -c {add_cmd_complete}"]