feat: Consolidate code structure

pyproject.toml

@@ -62,6 +62,11 @@ dev = [
     "ruff~=0.5.2",
 ]
 
+[dependency-groups]
+dev = [
+    "pytest-benchmark>=5.1.0",
+]
+
 [tool.setuptools]
 include-package-data = true
 
@@ -131,6 +136,7 @@ docstring-code-line-length = "dynamic"
 
 [tool.ruff.lint.per-file-ignores]
 "__init__.py" = ["E402", "F401", "F403", "D104"]
+"__main__.py" = ["D100", "E402", "F401", "F403", "D104"]
 "**/{tests,docs,tools}/*" = ["D100", "D103", "E402"]
 
 [tool.pytest.ini_options]
@@ -140,7 +146,9 @@ pythonpath = [
 markers = [
     "get_functions: Functions that get data",
     "add_functions: Functions that add data",
-    "empty_database: Functions for test empty database"
+    "empty_database: Functions for test empty database",
+    "export: Functions that export the database.",
+    "listing: Functions that list elements of the  database."
 ]
 
 [tool.coverage.run]

src/plexosdb/__init__.py

@@ -1,2 +1,5 @@
-from .sqlite import PlexosSQLite
+# from .api import PlexosDB
+from .enums import ClassEnum
+
+# from .sqlite import PlexosSQLite
 from .xml_handler import XMLHandler

src/plexosdb/api.py

@@ -1,3 +1,5 @@
+# type: ignore
+# ruff :noqa
 """Simple API for interacting with the Plexos database."""
 
 from collections.abc import Iterable