Whisper: Support command line (#746)

* Whisper: Add CLI command

* Whisper: Prevent precision loss when converting to words dictionary

* Whisper: disable json ensure_ascii

* Whisper: add cli setup config

* Whisper: pre-commit

* Whisper: Adjust the _ in the command line arguments to -

* nits

* version + readme

* nit

---------

Co-authored-by: Awni Hannun <awni@apple.com>

whisper/setup.py

@@ -29,4 +29,9 @@ setup(
     packages=find_namespace_packages(),
     include_package_data=True,
     python_requires=">=3.8",
+    entry_points={
+        "console_scripts": [
+            "mlx_whisper = mlx_whisper.cli:main",
+        ]
+    },
 )