lint: Add Ruff rules (#283)

pyproject.toml

@@ -154,11 +154,27 @@ extend-include = [
   "tests/**/*.py",
 ]
 
+
 [tool.ruff.lint.pydocstyle]
 convention = "google"
 
 [tool.ruff.lint]
-extend-select = ["I"]
+extend-select = [
+  "E",       # pydecodestyle (errors)
+  "W",       # pydecodestyle (warnings)
+  "G",       # flake8-logging-format
+  "I",       # isort
+  "LOG",     # flake8-logging
+  "PLE1205", # pylint (too many logging args)
+  "PLE1206", # pylint (too few logging args)
+  "TID252",  # flake8-tidy-imports (prefer absolute imports)
+  "C4",      # flake8-comprehensions
+  "B",       # flake8-bugbear
+]
+ignore = [
+  "E501", # Avoid enforcing line-length violations
+  "B008", # Argument default function call (incompatible with typer)
+]
 
 
 [tool.ruff.lint.isort]

tests/test_prompts.py

@@ -60,5 +60,5 @@ def _do_test_is_headless(envvar: str, value: str | None, expected: bool):
         assert is_headless() == expected
     finally:
         # IMPORTANT: Remove envvar and clear cache after each test
-        os.environ = _orig_environ  # type: ignore
+        os.environ = _orig_environ  # type: ignore  # noqa: B003 # I _think_ this is fine?
         is_headless.cache_clear()

zabbix_cli/auth.py

@@ -604,7 +604,8 @@ def load_auth_token_file(self) -> Union[tuple[Path, str], tuple[None, None]]:
             if contents:
                 return path, contents
         logger.info(
-            f"No auth token file found. Searched in {', '.join(str(p) for p in paths)}"
+            "No auth token file found. Searched in %s",
+            {", ".join(str(p) for p in paths)},
         )
         return None, None
 
@@ -616,7 +617,7 @@ def load_auth_file(self) -> tuple[Optional[Path], Optional[str]]:
             if contents:
                 return path, contents
         logger.info(
-            f"No auth file found. Searched in {', '.join(str(p) for p in paths)}"
+            "No auth file found. Searched in %s", {", ".join(str(p) for p in paths)}
         )
         return None, None
 
@@ -709,7 +710,7 @@ def write_auth_token_file(
 
     try:
         file.write_text(f"{username}::{auth_token}")
-        logger.info(f"Wrote auth token file {file}")
+        logger.info("Wrote auth token file %s", file)
     except OSError as e:
         raise AuthTokenFileError(f"Unable to write auth token file {file}: {e}") from e
 

zabbix_cli/cache.py

@@ -35,7 +35,7 @@ def populate(self) -> None:
             self._populate_hostgroup_cache()
             self._populate_templategroup_cache()
         except Exception as e:
-            raise ZabbixCLIError(f"Failed to populate Zabbix cache: {e}")
+            raise ZabbixCLIError(f"Failed to populate Zabbix cache: {e}") from e
 
     def _populate_hostgroup_cache(self) -> None:
         """Populates the hostgroup caches with data from the Zabbix API."""

zabbix_cli/commands/proxy.py

@@ -203,7 +203,7 @@ def load_balance_proxy_hosts(
     all_hosts = list(itertools.chain.from_iterable(p.hosts for p in proxies))
     if not all_hosts:
         exit_err("Proxies have no hosts to load balance.")
-    logging.debug(f"Found {len(all_hosts)} hosts to load balance.")
+    logging.debug("Found %d hosts to load balance.", len(all_hosts))
 
     lb_proxies = {
         p.proxyid: LBProxy(proxy=p, weight=w) for p, w in zip(proxies, weights)
@@ -226,7 +226,7 @@ def load_balance_proxy_hosts(
                     "Proxy '%s' has no hosts after balancing.", lb_proxy.proxy.name
                 )
                 continue
-            logging.debug(f"Moving {n_hosts} hosts to proxy {lb_proxy.proxy.name!r}")
+            logging.debug("Moving %d hosts to proxy %r", n_hosts, lb_proxy.proxy.name)
 
             app.state.client.move_hosts_to_proxy(
                 hosts=lb_proxy.hosts,

zabbix_cli/commands/usergroup.py

@@ -58,7 +58,7 @@ def sort_ugroups(
         try:
             return sorted(ugroups, key=lambda ug: int(ug.usrgrpid))
         except Exception as e:
-            logging.error(f"Failed to sort user groups by ID: {e}")
+            logging.error("Failed to sort user groups by ID: %s", e)
             # Fall back on unsorted (likely sorted by ID anyway)
     return ugroups
 

zabbix_cli/config/model.py

@@ -547,7 +547,9 @@ def get(
             adapter = _get_type_adapter(type)
             return adapter.validate_python(attr)
         except AttributeError:
-            raise ConfigOptionNotFound(f"Plugin configuration key '{key}' not found")
+            raise ConfigOptionNotFound(
+                f"Plugin configuration key '{key}' not found"
+            ) from None
         except ValidationError as e:
             raise PluginConfigTypeError(
                 f"Plugin config key '{key}' failed to validate as type {type}: {e}"

zabbix_cli/output/formatting/dates.py

@@ -2,8 +2,8 @@
 
 from datetime import datetime
 
-from ...logs import logger
-from .constants import NONE_STR
+from zabbix_cli.logs import logger
+from zabbix_cli.output.formatting.constants import NONE_STR
 
 
 def datetime_str(

zabbix_cli/pyzabbix/client.py

@@ -167,7 +167,7 @@ def parse_name_or_id_arg(
 
     # If we have a wildcard, we can omit names or IDs entirely
     if "*" in names_or_ids:
-        names_or_ids = tuple()
+        names_or_ids = ()
 
     if len(names_or_ids) > 1:
         logger.debug(

zabbix_cli/pyzabbix/enums.py

@@ -315,7 +315,7 @@ def get_port(self: InterfaceType) -> str:
         try:
             return self.value.metadata["port"]
         except KeyError:
-            raise ZabbixCLIError(f"Unknown interface type: {self}")
+            raise ZabbixCLIError(f"Unknown interface type: {self}") from None
 
 
 class InventoryMode(APIStrEnum):

zabbix_cli/pyzabbix/utils.py

@@ -21,8 +21,8 @@ def get_random_proxy(client: ZabbixAPI, pattern: Optional[str] = None) -> Proxy:
     if pattern:
         try:
             re_pattern = re.compile(pattern)
-        except re.error:
-            raise ZabbixAPICallError(f"Invalid proxy regex pattern: {pattern!r}")
+        except re.error as e:
+            raise ZabbixAPICallError(f"Invalid proxy regex pattern: {pattern!r}") from e
         proxies = [proxy for proxy in proxies if re_pattern.match(proxy.name)]
         if not proxies:
             raise ZabbixNotFoundError(f"No proxies matching pattern {pattern!r}")

zabbix_cli/repl/completer.py

@@ -237,7 +237,7 @@ def _get_completion_for_cmd_args(
                 current_args = args[param.nargs * -1 :]
 
                 # Show only unused opts
-                already_present = any([opt in previous_args for opt in opts])
+                already_present = any(opt in previous_args for opt in opts)
                 hide = self.show_only_unused and already_present and not param.multiple
 
                 # Show only shortest opt

zabbix_cli/repl/repl.py

@@ -49,7 +49,7 @@ class InternalCommand(NamedTuple):
     description: str
 
 
-_internal_commands: dict[str, InternalCommand] = dict()
+_internal_commands: dict[str, InternalCommand] = {}
 
 
 def _register_internal_command(

zabbix_cli/update.py

@@ -358,8 +358,10 @@ def get_release_version(self) -> str:
             raise UpdateError(f"Failed to get latest release: {resp.text}")
         try:
             release = GitHubRelease.model_validate_json(resp.text)
-        except ValidationError:
-            raise UpdateError(f"Failed to parse GitHub release info: {resp.text}")
+        except ValidationError as e:
+            raise UpdateError(
+                f"Failed to parse GitHub release info: {resp.text}"
+            ) from e
         if not release.tag_name:
             raise UpdateError(f"Latest GitHub release {release.url!r} has no tag name.")
         return release.tag_name
@@ -377,7 +379,7 @@ def resolve_path(self, path: Path) -> Path:
             if alias_path.name == "python":
                 raise UpdateError(
                     "Unable to resolve PyInstaller executable. Please update manually."
-                )
+                ) from None
             return alias_path
 
     @staticmethod
@@ -459,7 +461,7 @@ def to_path(p: str) -> Optional[Path]:
     try:
         return Path(p).expanduser().resolve()
     except Exception as e:
-        logger.debug(f"Unable to resolve path {p}: {e}")
+        logger.debug("Unable to resolve path %s: %s", p, e)
     return None
 
 
@@ -525,7 +527,7 @@ def get_pipx_bin_dir() -> Optional[Path]:
                 ["pipx", "environment", "--value", "PIPX_BIN_DIR"], text=True
             )
         except subprocess.CalledProcessError as e:
-            logger.error(f"Failed to get pipx bin dir with command {e.cmd!r}: {e}")
+            logger.error("Failed to get pipx bin dir with command %r: %s", e.cmd, e)
             return
         except FileNotFoundError:
             return  # pipx not installed

zabbix_cli/utils/args.py

@@ -29,7 +29,7 @@ def is_set(ctx: typer.Context, option: str) -> bool:
 
     src = ctx.get_parameter_source(option)
     if not src:
-        logging.warning(f"Parameter {option} not found in context.")
+        logging.warning("Parameter %s not found in context.", option)
         return False
 
     # HACK: A typer callback that sets an empty list as a default value

zabbix_cli/utils/fs.py

@@ -48,10 +48,10 @@ def open_directory(
         if not directory.exists():
             raise FileNotFoundError
         directory = directory.resolve(strict=True)
-    except FileNotFoundError:
-        raise ZabbixCLIError(f"Directory {directory} does not exist")
-    except OSError:
-        raise ZabbixCLIError(f"Unable to resolve symlinks for {directory}")
+    except FileNotFoundError as e:
+        raise ZabbixCLIError(f"Directory {directory} does not exist") from e
+    except OSError as e:
+        raise ZabbixCLIError(f"Unable to resolve symlinks for {directory}") from e
     if not directory.is_dir():
         raise ZabbixCLIError(f"{directory} is not a directory")
 
@@ -80,7 +80,7 @@ def mkdir_if_not_exists(path: Path) -> None:
     except Exception as e:
         raise ZabbixCLIFileError(f"Failed to create directory {path}: {e}") from e
     else:
-        logger.info(f"Created directory: {path}")
+        logger.info("Created directory: %s", path)
 
 
 def sanitize_filename(filename: str) -> str:
@@ -120,7 +120,7 @@ def move_file(src: Path, dest: Path, mkdir: bool = True) -> None:
     except Exception as e:
         raise ZabbixCLIError(f"Failed to move {src} to {dest}: {e}") from e
     else:
-        logger.info(f"Moved {src} to {dest}")
+        logger.info("Moved %s to %s", src, dest)
 
 
 @contextmanager

zabbix_cli/utils/utils.py

@@ -274,7 +274,7 @@ def try_convert_int(s: str) -> int:
         try:
             return int(s)
         except ValueError:
-            raise ZabbixCLIError(f"Invalid time value: {s}")
+            raise ZabbixCLIError(f"Invalid time value: {s}") from None
 
     time = time.replace(" ", "")
     for time_value in TIME_VALUES: