feat: added parser

Author: ForNeus57

pyproject.toml

@@ -1,3 +1,3 @@
 [build-system]
-requires = ["setuptools", "numpy==2.3.5"]
+requires = ["setuptools", "numpy==2.3.5", "cython"]
 build-backend = "setuptools.build_meta"

src/app/cmd/__init__.py

@@ -0,0 +1,25 @@
+from abc import ABC, abstractmethod
+from argparse import Namespace, ArgumentParser
+
+
+class CmdCommand(ABC):
+
+    @classmethod
+    @abstractmethod
+    def name(cls) -> str:
+        pass
+
+    @classmethod
+    @abstractmethod
+    def help(cls) -> str:
+        pass
+
+    @classmethod
+    @abstractmethod
+    def parser(cls, parser: ArgumentParser) -> str:
+        pass
+
+    @abstractmethod
+    def __call__(self, args: Namespace) -> None:
+        pass
+

src/app/cmd/command.py

@@ -0,0 +1,22 @@
+from argparse import ArgumentParser
+
+from app.cmd.command import CmdCommand
+from app.cmd.rotate import RotateCommand
+
+
+def get_parser() -> ArgumentParser:
+    parser = ArgumentParser(prog='PROG',
+                            description='Image CLI that performs different image operations like scaling, rotating etc')
+
+    subparser = parser.add_subparsers(title='command',
+                                      required=True,
+                                      help='Command to be performed on an image')
+
+    command_class: type[CmdCommand]
+    for command_class in [RotateCommand]:
+        command = command_class()
+        parser = subparser.add_parser(name=command_class.name(),
+                                      help=command_class.help())
+        parser.set_defaults(func=command.__call__)
+
+    return parser

src/app/cmd/parser.py

@@ -0,0 +1,19 @@
+from abc import abstractmethod, ABC
+from argparse import Namespace
+
+
+class RotateCommand(ABC):
+
+    @classmethod
+    @abstractmethod
+    def name(cls) -> str:
+        return 'rotate'
+
+    @classmethod
+    @abstractmethod
+    def help(cls) -> str:
+        return 'Rotate the image '
+
+    @abstractmethod
+    def __call__(self, args: Namespace) -> None:
+        pass

src/app/cmd/rotate.py

@@ -0,0 +1,9 @@
+from app.cmd.parser import get_parser
+
+
+def main() -> None:
+    args = get_parser().parse_args()
+    args.func(args)
+
+if __name__ == '__main__':
+    main()

src/app/cmd/scale.py

@@ -0,0 +1,7 @@
+from pathlib import Path
+
+import numpy as np
+
+def read_bitmap_image(path: Path) -> np.ndarray:
+    image_bytes = path.read_bytes()
+    breakpoint()