Lint sh cleanup

.codespellignore

@@ -0,0 +1,14 @@
+__pycache__
+*.pyc
+.idea
+*.egg-info/
+.tox/
+env/
+venv/
+.env
+.venv
+.vscode/
+.python-version
+.coverage
+build/
+dist/

lint.sh

@@ -2,13 +2,15 @@
 
 pip install --upgrade pip
 pip install black codespell flake8 isort mypy pytest pyupgrade tox
-black --check .
-codespell --quiet-level=2  # --ignore-words-list="" --skip=""
-flake8 . --count --show-source --statistics
-isort --profile black .
-tox
 pip install -e .
-mypy --ignore-missing-imports . || true
-pytest .
-pytest --doctest-modules . || true
-shopt -s globstar && pyupgrade --py37-plus **/*.py
+
+source_dir="./patterns"
+
+codespell --quiet-level=2 ./patterns  # --ignore-words-list="" --skip=""
+flake8 "${source_dir}"  --count --show-source --statistics
+isort --profile black "${source_dir}"
+tox 
+mypy --ignore-missing-imports "${source_dir}" || true
+pytest "${source_dir}"
+pytest --doctest-modules "${source_dir}" || true
+shopt -s globstar && pyupgrade --py37-plus ${source_dir}/*.py

patterns/structural/mvc.py

@@ -4,6 +4,8 @@
 """
 
 from abc import ABC, abstractmethod
+from inspect import signature
+from sys import argv
 
 
 class Model(ABC):
@@ -113,6 +115,23 @@ def show_item_information(self, item_name):
             self.view.show_item_information(item_type, item_name, item_info)
 
 
+class Router:
+    def __init__(self):
+        self.routes = {}
+
+    def register(self, path, controller, model, view):
+        model = model()
+        view = view()
+        self.routes[path] = controller(model, view)
+
+    def resolve(self, path):
+        if self.routes.get(path):
+            controller = self.routes[path]
+            return controller
+        else:
+            return None
+
+
 def main():
     """
     >>> model = ProductModel()
@@ -147,6 +166,26 @@ def main():
 
 
 if __name__ == "__main__":
-    import doctest
+    router = Router()
+    router.register("products", Controller, ProductModel, ConsoleView)
+    controller = router.resolve(argv[1])
+
+    command = str(argv[2]) if len(argv) > 2 else None
+    args = ' '.join(map(str, argv[3:])) if len(argv) > 3 else None
+
+    if hasattr(controller, command):
+        command = getattr(controller, command)
+        sig = signature(command)
+
+        if len(sig.parameters) > 0:
+            if args:
+                command(args)
+            else:
+                print("Command requires arguments.")
+        else:
+            command()
+    else:
+        print(f"Command {command} not found in the controller.")
 
+    import doctest
     doctest.testmod()

tox.ini

@@ -9,10 +9,10 @@ setenv =
 deps =
     -r requirements-dev.txt
 commands =
-    flake8 . --exclude="./.*, venv"
+    flake8 --exclude="venv/,.tox/" patterns/
     ; `randomly-seed` option from `pytest-randomly` helps with deterministic outputs for examples like `other/blackboard.py`
     pytest --randomly-seed=1234 --doctest-modules patterns/
-    pytest -s -vv --cov={envsitepackagesdir}/patterns --log-level=INFO tests/
+    pytest -s -vv --cov=patterns/ --log-level=INFO tests/
 
 
 [testenv:cov-report]