fix path and some linting issues

tests/test_postgresql.py

@@ -19,8 +19,8 @@ except ImportError:
 
 sys.path.append(str(Path(__file__).parents[1].resolve()))
 
-import utils as u
-from utils.apt import Apt
+import utils as u  # noqa: E402
+from utils.apt import Apt  # noqa: E402
 
 
 def is_ha(port: int) -> bool:

utils/__init__.py

@@ -180,7 +180,7 @@ def load_conf() -> dict:
     """
 
     conf = {}
-    base_dir = get_dir(__file__)
+    base_dir = str(Path(get_dir(__file__)).parent)
     files = (
         (str(Path(base_dir, DEFAULT_CONF_PATH)), True),
         (str(Path(base_dir, AUTO_CONF_PATH)), False),

utils/apt.py

@@ -8,7 +8,6 @@ import utils as u
 
 try:
     import apt
-    import apt_pkg
 except ModuleNotFoundError:
     u.warning("apt python module not found")
     exit(2)
@@ -127,4 +126,3 @@ class Apt:
         upgradable_packages = [p for p in self.installed_packages if p.is_upgradable]
 
         return upgradable_packages
-