fix: Linting, documentation, JSR, CI, etc. (#81)

.github/workflows/checks.yml

@@ -11,12 +11,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup latest deno version
-        uses: denoland/setup-deno@v1
-        with:
-          deno-version: v1.x
+        uses: denoland/setup-deno@v2
 
       - name: Run deno fmt
         run: deno fmt --check
@@ -28,31 +26,26 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup latest deno version
-        uses: denoland/setup-deno@v1
-        with:
-          deno-version: v1.x
+        uses: denoland/setup-deno@v2
 
       - name: Run deno task check
         run: deno task check
 
-
   test:
     name: test ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [windows-latest, ubuntu-latest, macos-latest,]
+        os: [windows-latest, ubuntu-latest, macos-latest]
     steps:
       - name: Checkout sources
         uses: actions/checkout@v2
 
       - name: Setup latest deno version
-        uses: denoland/setup-deno@v1
-        with:
-          deno-version: v1.x
+        uses: denoland/setup-deno@v2
 
       - name: Setup Bun
         if: ${{ matrix.os != 'windows-latest' }}
@@ -62,7 +55,7 @@ jobs:
         uses: actions/setup-python@v2
         if: ${{ matrix.os == 'windows-latest' }}
         with:
-          python-version: '3.13'
+          python-version: "3.13"
 
       - name: Install NumPy
         if: ${{ matrix.os != 'macos-latest' }}

.github/workflows/publish.yml

@@ -0,0 +1,22 @@
+name: Publish
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      id-token: write
+    steps:
+      - name: Checkout sources
+        uses: actions/checkout@v4
+
+      - name: Setup latest deno version
+        uses: denoland/setup-deno@v2
+
+      - name: Publish to JSR
+        run: deno publish

README.md

@@ -117,6 +117,29 @@ the Python dynamic library, which is like `python310.dll` (Windows),
 `libpython310.dylib` (macOS) and `libpython310.so` (Linux) depending on
 platform.
 
+## Usage with docker
+
+Usage with docker is easiest done using the
+[`denoland/deno:bin` image](https://github.com/denoland/deno_docker?tab=readme-ov-file#using-your-own-base-image)
+along with the [official `python` image](https://hub.docker.com/_/python/).
+
+```Dockerfile
+ARG DENO_VERSION=1.38.2
+ARG PYTHON_VERSION=3.12
+
+FROM denoland/deno:bin-$DENO_VERSION AS deno
+FROM python:$PYTHON_VERSION
+
+# Copy and configure deno
+COPY --from=deno /deno /usr/local/bin/deno
+ENTRYPOINT ["/usr/local/bin/deno"]
+
+# Copy your project source
+COPY . .
+
+RUN ["run", "-A", "--unstable", "https://deno.land/x/[email protected]/examples/hello_python.ts"]
+```
+
 ## Maintainers
 
 - DjDeveloper ([@DjDeveloperr](https://github.com/DjDeveloperr))

deno.json

@@ -1,4 +1,10 @@
 {
+  "name": "@denosaurs/python",
+  "version": "0.4.4",
+  "exports": {
+    ".": "./mod.ts",
+    "./ext/pip": "./ext/pip.ts"
+  },
   "tasks": {
     "check": "deno task check:mod && deno task check:ext && deno task check:examples",
     "check:mod": "deno check --unstable-ffi mod.ts",

ext/pip.ts

@@ -118,7 +118,8 @@ export class Pip {
    *
    * ```
    */
-  async import(module: string, entrypoint?: string) {
+  // deno-lint-ignore no-explicit-any
+  async import(module: string, entrypoint?: string): Promise<any> {
     const { name } = getModuleNameAndVersion(module);
 
     await this.install(module);
@@ -166,5 +167,5 @@ export class Pip {
   }
 }
 
-export const pip = new Pip();
+export const pip: Pip = new Pip();
 export default pip;

ipy.ts

@@ -1,5 +1,5 @@
-import py, { Python } from "./mod.ts";
-import { Pip, pip } from "./ext/pip.ts";
+import py, { type Python } from "./mod.ts";
+import { type Pip, pip } from "./ext/pip.ts";
 
 declare global {
   const py: Python;

package.json

@@ -1,6 +1,6 @@
 {
   "name": "bunpy",
-  "version": "0.3.3",
+  "version": "0.4.4",
   "description": "JavaScript -> Python Bridge for Deno and Bun",
   "main": "mod.bun.ts",
   "directories": {

src/python.ts

@@ -138,7 +138,10 @@ export function kw(
  * ```
  */
 export class Callback {
-  unsafe;
+  unsafe: Deno.UnsafeCallback<{
+    parameters: ["pointer", "pointer", "pointer"];
+    result: "pointer";
+  }>;
 
   constructor(public callback: PythonJSCallback) {
     this.unsafe = new Deno.UnsafeCallback(
@@ -200,7 +203,7 @@ export class PyObject {
   /**
    * Check if the object is NULL (pointer) or None type in Python.
    */
-  get isNone() {
+  get isNone(): boolean {
     // deno-lint-ignore ban-ts-comment
     // @ts-expect-error
     return this.handle === null || this.handle === 0 ||
@@ -403,9 +406,17 @@ export class PyObject {
   /**
    * Performs an equals operation on the Python object.
    */
-  equals(rhs: PythonConvertible) {
+  equals(rhs: PythonConvertible): boolean {
     const rhsObject = PyObject.from(rhs);
-    return py.PyObject_RichCompareBool(this.handle, rhsObject.handle, 3);
+    const comparison = py.PyObject_RichCompareBool(
+      this.handle,
+      rhsObject.handle,
+      3,
+    );
+    if (comparison === -1) {
+      maybeThrowError();
+    }
+    return comparison === 1;
   }
 
   /**
@@ -590,7 +601,7 @@ export class PyObject {
   /**
    * Tries to set the attribute, throws an error otherwise.
    */
-  setAttr(name: string, v: PythonConvertible) {
+  setAttr(name: string, v: PythonConvertible): void {
     if (
       py.PyObject_SetAttrString(
         this.handle,
@@ -603,43 +614,43 @@ export class PyObject {
   }
 
   /** Checks if Python object has an attribute of given name. */
-  hasAttr(attr: string) {
+  hasAttr(attr: string): boolean {
     return py.PyObject_HasAttrString(this.handle, cstr(attr)) !== 0;
   }
 
   /**
    * Casts a Bool Python object as JS Boolean value.
    */
-  asBoolean() {
+  asBoolean(): boolean {
     return py.PyLong_AsLong(this.handle) === 1;
   }
 
   /**
    * Casts a Int Python object as JS Number value.
    */
-  asLong() {
+  asLong(): number {
     return py.PyLong_AsLong(this.handle) as number;
   }
 
   /**
    * Casts a Float (Double) Python object as JS Number value.
    */
-  asDouble() {
+  asDouble(): number {
     return py.PyFloat_AsDouble(this.handle) as number;
   }
 
   /**
    * Casts a String Python object as JS String value.
    */
-  asString() {
+  asString(): string | null {
     const str = py.PyUnicode_AsUTF8(this.handle);
     return str !== null ? Deno.UnsafePointerView.getCString(str) : null;
   }
 
   /**
    * Casts a List Python object as JS Array value.
    */
-  asArray() {
+  asArray(): PythonConvertible[] {
     const array: PythonConvertible[] = [];
     for (const i of this) {
       array.push(i.valueOf());
@@ -653,7 +664,7 @@ export class PyObject {
    * Note: `from` supports converting both Map and Object to Python Dict.
    * But this only supports returning a Map.
    */
-  asDict() {
+  asDict(): Map<PythonConvertible, PythonConvertible> {
     const dict = new Map<PythonConvertible, PythonConvertible>();
     const keys = py.PyDict_Keys(this.handle);
     const length = py.PyList_Size(keys) as number;
@@ -669,7 +680,7 @@ export class PyObject {
     return dict;
   }
 
-  *[Symbol.iterator]() {
+  *[Symbol.iterator](): Generator<PyObject> {
     const iter = py.PyObject_GetIter(this.handle);
     let item = py.PyIter_Next(iter);
     while (item !== null) {
@@ -682,8 +693,8 @@ export class PyObject {
   /**
    * Casts a Set Python object as JS Set object.
    */
-  asSet() {
-    const set = new Set();
+  asSet(): Set<PythonConvertible> {
+    const set = new Set<PythonConvertible>();
     for (const i of this) {
       set.add(i.valueOf());
     }
@@ -693,7 +704,7 @@ export class PyObject {
   /**
    * Casts a Tuple Python object as JS Array value.
    */
-  asTuple() {
+  asTuple(): PythonConvertible[] {
     const tuple = new Array<PythonConvertible>();
     const length = py.PyTuple_Size(this.handle) as number;
     for (let i = 0; i < length; i++) {
@@ -711,7 +722,7 @@ export class PyObject {
    * Only primitives are casted as JS value type, otherwise returns
    * a proxy to Python object.
    */
-  valueOf() {
+  valueOf(): any {
     const type = py.PyObject_Type(this.handle);
 
     if (Deno.UnsafePointer.equals(type, python.None[ProxiedPyObject].handle)) {
@@ -759,7 +770,7 @@ export class PyObject {
   call(
     positional: (PythonConvertible | NamedArgument)[] = [],
     named: Record<string, PythonConvertible> = {},
-  ) {
+  ): PyObject {
     // count named arguments
     const namedCount = positional.filter(
       (arg) => arg instanceof NamedArgument,
@@ -808,16 +819,16 @@ export class PyObject {
   /**
    * Returns `str` representation of the Python object.
    */
-  toString() {
+  toString(): string {
     return new PyObject(py.PyObject_Str(this.handle))
-      .asString();
+      .asString()!;
   }
 
-  [Symbol.for("Deno.customInspect")]() {
+  [Symbol.for("Deno.customInspect")](): string {
     return this.toString();
   }
 
-  [Symbol.for("nodejs.util.inspect.custom")]() {
+  [Symbol.for("nodejs.util.inspect.custom")](): string {
     return this.toString();
   }
 }
@@ -928,7 +939,7 @@ export class Python {
   /**
    * Runs Python script from the given string.
    */
-  run(code: string) {
+  run(code: string): void {
     if (py.PyRun_SimpleString(cstr(code)) !== 0) {
       throw new EvalError("Failed to run python code");
     }
@@ -938,7 +949,7 @@ export class Python {
    * Runs Python script as a module and returns its module object,
    * for using its attributes, functions, classes, etc. from JavaScript.
    */
-  runModule(code: string, name?: string) {
+  runModule(code: string, name?: string): any {
     const module = py.PyImport_ExecCodeModule(
       cstr(name ?? "__main__"),
       PyObject.from(
@@ -956,7 +967,7 @@ export class Python {
   /**
    * Import a module as PyObject.
    */
-  importObject(name: string) {
+  importObject(name: string): PyObject {
     const mod = py.PyImport_ImportModule(cstr(name));
     if (mod === null) {
       maybeThrowError();
@@ -968,7 +979,7 @@ export class Python {
   /**
    * Import a Python module as a proxy object.
    */
-  import(name: string) {
+  import(name: string): any {
     return this.importObject(name).proxy;
   }
 
@@ -1013,7 +1024,7 @@ export class Python {
  * and also make use of some common built-ins attached to
  * this object, such as `str`, `int`, `tuple`, etc.
  */
-export const python = new Python();
+export const python: Python = new Python();
 
 /**
  * Returns true if the value can be converted into a Python slice or

test/test.ts

@@ -5,7 +5,7 @@ import {
   ProxiedPyObject,
   PyObject,
   python,
-  PythonProxy,
+  type PythonProxy,
 } from "../mod.ts";
 
 const { version, executable } = python.import("sys");