updated

Author: Rizwan-Hasan

CHANGES.txt

@@ -1 +1,3 @@
+v1.2.0b3, 01-01-2020 -- Basic structural changes.
+v1.2.0b2, 21-12-2020 -- Fixed some bugs.
 v1.2.0b1, 21-12-2020 -- Initial release.

cythonizer/__init__.py

@@ -0,0 +1,129 @@
+import argparse
+import logging
+import os
+import pathlib
+import sys
+
+# Always prefer setuptools over distutils
+from setuptools import Extension, setup
+import Cython.Compiler.Options
+from Cython.Build import cythonize
+from Cython.Distutils import build_ext
+
+logging.basicConfig(level=logging.DEBUG, format="%(levelname)s: %(message)s")
+
+
+class cythonizer:
+    def __init__(self) -> None:
+        self.__extension: list = []
+        self.__args = self.__Arguments()
+        self.__Checking()
+        self.__Compiling()
+        # self.__Cleanup()
+
+    # Argumebts Parser ↓
+    def __Arguments(self):
+        parser = argparse.ArgumentParser(
+            description="A script that will attempt to automatically convert one or more .py and .pyx files into the corresponding compiled .pyd or .so binary modules files."
+        )
+
+        # Taking Files ↓
+        parser.add_argument(
+            "filenames", type=pathlib.Path, nargs="+", help=".py and .pyx files only"
+        )
+
+        # Cython Annotation ↓
+        parser.add_argument(
+            "--annotation",
+            default=False,
+            action="store_true",
+            help="(default: False)",
+        )
+
+        # Numpy Includes ↓
+        parser.add_argument(
+            "--numpy-includes",
+            default=False,
+            action="store_true",
+            help="(default: False)",
+        )
+
+        # Cython Debugmode ↓
+        parser.add_argument(
+            "--debugmode",
+            default=False,
+            action="store_true",
+            help="(default: False)",
+        )
+
+        return parser.parse_args().__dict__
+
+    # Received File Checking ↓
+    def __Checking(self):
+        for file in self.__args.get("filenames"):
+            if not os.path.exists(file):
+                logging.error(f'"{file}" doesn\'t exist.')
+                sys.exit(-1)
+            if not os.path.isfile(file):
+                logging.error(f'"{file}" is not a file')
+                sys.exit(-1)
+            if os.path.splitext(file)[-1] not in (".py", ".pyx"):
+                logging.error(f'"{file}" is not a valid file')
+                sys.exit(-1)
+
+    # Includes Directory ↓
+    def __Includes_Dir(self):
+        # Extra include folders. Mainly for numpy.
+        if self.__args.get("numpy_includes"):
+            try:
+                import numpy as np
+
+            except ModuleNotFoundError:
+                logging.error("Numpy is required, but not found. Please install it")
+                sys.exit(-1)
+            return [np.get_include()]
+        else:
+            return []
+
+    # Cython Compilation ↓
+    def __Compiling(self):
+        Cython.Compiler.Options.annotate = self.__args.get("annotation")
+
+        ext_modules: list = []
+        for _ in self.__args.get("filenames"):
+            file: str = str(_)
+            # The name must be plain, no path
+            module_name = os.path.basename(file)
+            module_name = os.path.splitext(module_name)[0]
+            ext_modules.append(
+                Extension(
+                    module_name, [file], extra_compile_args=["-O2", "-march=native"]
+                )
+            )
+
+        sys.argv = [sys.argv[0], "build_ext", "--inplace"]
+
+        setup(
+            cmdclass={"build_ext": build_ext},
+            include_dirs=self.__Includes_Dir(),
+            ext_modules=cythonize(module_list=ext_modules, language_level="3"),
+        )
+
+    def __Cleanup(self):
+        # Delete intermediate C files.
+        for _ in self.__args.get("filenames"):
+            filename = str(_)
+            filename = f"{filename}.c"
+            if os.path.exists(filename):
+                os.remove(filename)
+
+
+def main():
+    try:
+        cythonizer()
+    except Exception as e:
+        logging.error(e)
+
+
+if __name__ == "__main__":
+    print("Hello World")

cythonizer/__main__.py

@@ -0,0 +1,5 @@
+from . import main
+
+
+if __name__ == "__main__":
+    main()

cythonizer/cythonizer.py

@@ -20,7 +20,7 @@ def main():
         # Versions should comply with PEP440.  For a discussion on single-sourcing
         # the version across setup.py and the project code, see
         # http://packaging.python.org/en/latest/tutorial.html#version
-        version="1.2.0b2",
+        version="1.2.0b3",
         description="Convert .py and .pyx to (.pyd | .so) very easily.",
         long_description=long_description,
         long_description_content_type="text/x-rst",
@@ -78,7 +78,7 @@ def main():
         # pip to create the appropriate form of executable for the target platform.
         entry_points={
             "console_scripts": [
-                "cythonizer=cythonizer.cythonizer:main",
+                "cythonizer=cythonizer:main",
             ],
         },
     )