Even better PyEditor offline use case (#2050 )

* Even better PyEditor offline use case * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
[pre-commit.ci] pre-commit autoupdate (#2051 )
2025-12-19 18:27:29 -05:00 · 2024-05-07 10:02:55 +02:00 · 2024-05-07 09:42:28 +02:00 · 2024-05-03 16:34:21 +02:00 · 2024-05-03 12:23:57 +02:00 · 2024-05-03 11:35:05 +02:00
21 changed files with 520 additions and 171 deletions
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,7 +7,7 @@ ci:
 default_stages: [commit]
 repos:
    - repo: https://github.com/pre-commit/pre-commit-hooks
-      rev: v4.5.0
+      rev: v4.6.0
      hooks:
          - id: check-builtin-literals
          - id: check-case-conflict
@@ -25,7 +25,7 @@ repos:
          - id: trailing-whitespace

    - repo: https://github.com/psf/black
-      rev: 24.3.0
+      rev: 24.4.2
      hooks:
          - id: black
            exclude: pyscript\.core/src/stdlib/pyscript/__init__\.py
--- a/pyscript.core/package-lock.json
+++ b/pyscript.core/package-lock.json
@@ -1,42 +1,43 @@
 {
    "name": "@pyscript/core",
-    "version": "0.4.21",
+    "version": "0.4.31",
    "lockfileVersion": 3,
    "requires": true,
    "packages": {
        "": {
            "name": "@pyscript/core",
-            "version": "0.4.21",
+            "version": "0.4.31",
            "license": "APACHE-2.0",
            "dependencies": {
                "@ungap/with-resolvers": "^0.1.0",
                "basic-devtools": "^0.1.6",
-                "polyscript": "^0.12.3",
+                "polyscript": "^0.12.8",
                "sticky-module": "^0.1.1",
                "to-json-callback": "^0.1.1",
                "type-checked-collections": "^0.1.7"
            },
            "devDependencies": {
-                "@codemirror/commands": "^6.3.3",
-                "@codemirror/lang-python": "^6.1.5",
+                "@codemirror/commands": "^6.5.0",
+                "@codemirror/lang-python": "^6.1.6",
                "@codemirror/language": "^6.10.1",
                "@codemirror/state": "^6.4.1",
-                "@codemirror/view": "^6.26.2",
-                "@playwright/test": "^1.43.0",
+                "@codemirror/view": "^6.26.3",
+                "@playwright/test": "^1.44.0",
                "@rollup/plugin-commonjs": "^25.0.7",
                "@rollup/plugin-node-resolve": "^15.2.3",
                "@rollup/plugin-terser": "^0.4.4",
                "@webreflection/toml-j0.4": "^1.1.3",
                "@xterm/addon-fit": "^0.10.0",
                "@xterm/addon-web-links": "^0.11.0",
+                "bun": "^1.1.7",
                "chokidar": "^3.6.0",
                "codemirror": "^6.0.1",
-                "eslint": "^9.0.0",
-                "rollup": "^4.14.1",
+                "eslint": "^9.2.0",
+                "rollup": "^4.17.2",
                "rollup-plugin-postcss": "^4.0.2",
                "rollup-plugin-string": "^3.0.0",
                "static-handler": "^0.4.3",
-                "typescript": "^5.4.4",
+                "typescript": "^5.4.5",
                "xterm": "^5.3.0",
                "xterm-readline": "^1.1.1"
            }
@@ -69,9 +70,9 @@
            }
        },
        "node_modules/@codemirror/commands": {
-            "version": "6.3.3",
-            "resolved": "https://registry.npmjs.org/@codemirror/commands/-/commands-6.3.3.tgz",
-            "integrity": "sha512-dO4hcF0fGT9tu1Pj1D2PvGvxjeGkbC6RGcZw6Qs74TH+Ed1gw98jmUgd2axWvIZEqTeTuFrg1lEB1KV6cK9h1A==",
+            "version": "6.5.0",
+            "resolved": "https://registry.npmjs.org/@codemirror/commands/-/commands-6.5.0.tgz",
+            "integrity": "sha512-rK+sj4fCAN/QfcY9BEzYMgp4wwL/q5aj/VfNSoH1RWPF9XS/dUwBkvlL3hpWgEjOqlpdN1uLC9UkjJ4tmyjJYg==",
            "dev": true,
            "dependencies": {
                "@codemirror/language": "^6.0.0",
@@ -81,9 +82,9 @@
            }
        },
        "node_modules/@codemirror/lang-python": {
-            "version": "6.1.5",
-            "resolved": "https://registry.npmjs.org/@codemirror/lang-python/-/lang-python-6.1.5.tgz",
-            "integrity": "sha512-hCm+8X6wrnXJCGf+QhmFu1AXkdTVG7dHy0Ly6SI1N3SRPptaMvwX6oNQonOXOMPvmcjiB0xq342KAxX3BYpijw==",
+            "version": "6.1.6",
+            "resolved": "https://registry.npmjs.org/@codemirror/lang-python/-/lang-python-6.1.6.tgz",
+            "integrity": "sha512-ai+01WfZhWqM92UqjnvorkxosZ2aq2u28kHvr+N3gu012XqY2CThD67JPMHnGceRfXPDBmn1HnyqowdpF57bNg==",
            "dev": true,
            "dependencies": {
                "@codemirror/autocomplete": "^6.3.2",
@@ -136,9 +137,9 @@
            "dev": true
        },
        "node_modules/@codemirror/view": {
-            "version": "6.26.2",
-            "resolved": "https://registry.npmjs.org/@codemirror/view/-/view-6.26.2.tgz",
-            "integrity": "sha512-j6V48PlFC/O7ERAR5vRW5QKDdchzmyyfojDdt+zPsB0YXoWgcjlC1IWjmlYfx08aQZ3HN5BtALcgGgtSKGMe7A==",
+            "version": "6.26.3",
+            "resolved": "https://registry.npmjs.org/@codemirror/view/-/view-6.26.3.tgz",
+            "integrity": "sha512-gmqxkPALZjkgSxIeeweY/wGQXBfwTUaLs8h7OKtSwfbj9Ct3L11lD+u1sS7XHppxFQoMDiMDp07P9f3I2jWOHw==",
            "dev": true,
            "dependencies": {
                "@codemirror/state": "^6.4.0",
@@ -194,18 +195,18 @@
            }
        },
        "node_modules/@eslint/js": {
-            "version": "9.0.0",
-            "resolved": "https://registry.npmjs.org/@eslint/js/-/js-9.0.0.tgz",
-            "integrity": "sha512-RThY/MnKrhubF6+s1JflwUjPEsnCEmYCWwqa/aRISKWNXGZ9epUwft4bUMM35SdKF9xvBrLydAM1RDHd1Z//ZQ==",
+            "version": "9.2.0",
+            "resolved": "https://registry.npmjs.org/@eslint/js/-/js-9.2.0.tgz",
+            "integrity": "sha512-ESiIudvhoYni+MdsI8oD7skpprZ89qKocwRM2KEvhhBJ9nl5MRh7BXU5GTod7Mdygq+AUl+QzId6iWJKR/wABA==",
            "dev": true,
            "engines": {
                "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
            }
        },
        "node_modules/@humanwhocodes/config-array": {
-            "version": "0.12.3",
-            "resolved": "https://registry.npmjs.org/@humanwhocodes/config-array/-/config-array-0.12.3.tgz",
-            "integrity": "sha512-jsNnTBlMWuTpDkeE3on7+dWJi0D6fdDfeANj/w7MpS8ztROCoLvIO2nG0CcFj+E4k8j4QrSTh4Oryi3i2G669g==",
+            "version": "0.13.0",
+            "resolved": "https://registry.npmjs.org/@humanwhocodes/config-array/-/config-array-0.13.0.tgz",
+            "integrity": "sha512-DZLEEqFWQFiyK6h5YIeynKx7JlvCYWL0cImfSRXZ9l4Sg2efkFGTuFf6vzXjK1cq6IYkU+Eg/JizXw+TD2vRNw==",
            "dev": true,
            "dependencies": {
                "@humanwhocodes/object-schema": "^2.0.3",
@@ -235,6 +236,19 @@
            "integrity": "sha512-93zYdMES/c1D69yZiKDBj0V24vqNzB/koF26KPaagAfd3P/4gUlh3Dys5ogAK+Exi9QyzlD8x/08Zt7wIKcDcA==",
            "dev": true
        },
+        "node_modules/@humanwhocodes/retry": {
+            "version": "0.2.3",
+            "resolved": "https://registry.npmjs.org/@humanwhocodes/retry/-/retry-0.2.3.tgz",
+            "integrity": "sha512-X38nUbachlb01YMlvPFojKoiXq+LzZvuSce70KPMPdeM1Rj03k4dR7lDslhbqXn3Ang4EU3+EAmwEAsbrjHW3g==",
+            "dev": true,
+            "engines": {
+                "node": ">=18.18"
+            },
+            "funding": {
+                "type": "github",
+                "url": "https://github.com/sponsors/nzakas"
+            }
+        },
        "node_modules/@jridgewell/gen-mapping": {
            "version": "0.3.3",
            "resolved": "https://registry.npmjs.org/@jridgewell/gen-mapping/-/gen-mapping-0.3.3.tgz",
@@ -363,13 +377,117 @@
                "node": ">= 8"
            }
        },
+        "node_modules/@oven/bun-darwin-aarch64": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/@oven/bun-darwin-aarch64/-/bun-darwin-aarch64-1.1.7.tgz",
+            "integrity": "sha512-6xH96IjcQlnbsGziUELOhewuobKyzcc+/mV1fSQkY8+c5crgca1nnArS8ja7GaduDWCGuSvMiURFUtf/EAZYtg==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ]
+        },
+        "node_modules/@oven/bun-darwin-x64": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/@oven/bun-darwin-x64/-/bun-darwin-x64-1.1.7.tgz",
+            "integrity": "sha512-VL0yT0rfdxU3NHts5aGjve1ui977BDJ9xb1Obw0LALWL4EzgQbiF8q8nUE6B25LwrQLzydUNTgMY0YYVLR2UkA==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ]
+        },
+        "node_modules/@oven/bun-darwin-x64-baseline": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/@oven/bun-darwin-x64-baseline/-/bun-darwin-x64-baseline-1.1.7.tgz",
+            "integrity": "sha512-oMKWmT5lqrnew/cmB+Mmuy/X7X0dBXnyJgsPp1RmV665u7UlNgRGncXhaW/EXlPJk4vaXh6UQQ8bLlg6mnQNgg==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "darwin"
+            ]
+        },
+        "node_modules/@oven/bun-linux-aarch64": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/@oven/bun-linux-aarch64/-/bun-linux-aarch64-1.1.7.tgz",
+            "integrity": "sha512-/oVeD+f4S2tfIoKXVALuQv68k9O/91aMRCJ8+TlnVvZgZEpE6xdtbrSa+iP1wbAvBUy9ags0AgQOJg1QJzK/ow==",
+            "cpu": [
+                "arm64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@oven/bun-linux-x64": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/@oven/bun-linux-x64/-/bun-linux-x64-1.1.7.tgz",
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+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@oven/bun-linux-x64-baseline": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/@oven/bun-linux-x64-baseline/-/bun-linux-x64-baseline-1.1.7.tgz",
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+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@oven/bun-windows-x64": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/@oven/bun-windows-x64/-/bun-windows-x64-1.1.7.tgz",
+            "integrity": "sha512-y8qrlwv09UIYKEm9+X1KzHHtaudWWWn7GGwSqCT6c7XYfR70fbnriyCm2i0qUAUTmgtuhY7dwFtAKf1UkQJ2SQ==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "win32"
+            ]
+        },
+        "node_modules/@oven/bun-windows-x64-baseline": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/@oven/bun-windows-x64-baseline/-/bun-windows-x64-baseline-1.1.7.tgz",
+            "integrity": "sha512-DkclScCfTR8YsNMATn2WVqbIf8cyD/UhIdFa4/R0Qsf+C1BB9jPquXoogSrAUJJyPMSbkBf2KshlROiFjYrjkw==",
+            "cpu": [
+                "x64"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "win32"
+            ]
+        },
        "node_modules/@playwright/test": {
-            "version": "1.43.0",
-            "resolved": "https://registry.npmjs.org/@playwright/test/-/test-1.43.0.tgz",
-            "integrity": "sha512-Ebw0+MCqoYflop7wVKj711ccbNlrwTBCtjY5rlbiY9kHL2bCYxq+qltK6uPsVBGGAOb033H2VO0YobcQVxoW7Q==",
+            "version": "1.44.0",
+            "resolved": "https://registry.npmjs.org/@playwright/test/-/test-1.44.0.tgz",
+            "integrity": "sha512-rNX5lbNidamSUorBhB4XZ9SQTjAqfe5M+p37Z8ic0jPFBMo5iCtQz1kRWkEMg+rYOKSlVycpQmpqjSFq7LXOfg==",
            "dev": true,
            "dependencies": {
-                "playwright": "1.43.0"
+                "playwright": "1.44.0"
            },
            "bin": {
                "playwright": "cli.js"
@@ -473,9 +591,9 @@
            }
        },
        "node_modules/@rollup/rollup-android-arm-eabi": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.14.1.tgz",
-            "integrity": "sha512-fH8/o8nSUek8ceQnT7K4EQbSiV7jgkHq81m9lWZFIXjJ7lJzpWXbQFpT/Zh6OZYnpFykvzC3fbEvEAFZu03dPA==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.17.2.tgz",
+            "integrity": "sha512-NM0jFxY8bB8QLkoKxIQeObCaDlJKewVlIEkuyYKm5An1tdVZ966w2+MPQ2l8LBZLjR+SgyV+nRkTIunzOYBMLQ==",
            "cpu": [
                "arm"
            ],
@@ -486,9 +604,9 @@
            ]
        },
        "node_modules/@rollup/rollup-android-arm64": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm64/-/rollup-android-arm64-4.14.1.tgz",
-            "integrity": "sha512-Y/9OHLjzkunF+KGEoJr3heiD5X9OLa8sbT1lm0NYeKyaM3oMhhQFvPB0bNZYJwlq93j8Z6wSxh9+cyKQaxS7PQ==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm64/-/rollup-android-arm64-4.17.2.tgz",
+            "integrity": "sha512-yeX/Usk7daNIVwkq2uGoq2BYJKZY1JfyLTaHO/jaiSwi/lsf8fTFoQW/n6IdAsx5tx+iotu2zCJwz8MxI6D/Bw==",
            "cpu": [
                "arm64"
            ],
@@ -499,9 +617,9 @@
            ]
        },
        "node_modules/@rollup/rollup-darwin-arm64": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.14.1.tgz",
-            "integrity": "sha512-+kecg3FY84WadgcuSVm6llrABOdQAEbNdnpi5X3UwWiFVhZIZvKgGrF7kmLguvxHNQy+UuRV66cLVl3S+Rkt+Q==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-arm64/-/rollup-darwin-arm64-4.17.2.tgz",
+            "integrity": "sha512-kcMLpE6uCwls023+kknm71ug7MZOrtXo+y5p/tsg6jltpDtgQY1Eq5sGfHcQfb+lfuKwhBmEURDga9N0ol4YPw==",
            "cpu": [
                "arm64"
            ],
@@ -512,9 +630,9 @@
            ]
        },
        "node_modules/@rollup/rollup-darwin-x64": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-x64/-/rollup-darwin-x64-4.14.1.tgz",
-            "integrity": "sha512-2pYRzEjVqq2TB/UNv47BV/8vQiXkFGVmPFwJb+1E0IFFZbIX8/jo1olxqqMbo6xCXf8kabANhp5bzCij2tFLUA==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-darwin-x64/-/rollup-darwin-x64-4.17.2.tgz",
+            "integrity": "sha512-AtKwD0VEx0zWkL0ZjixEkp5tbNLzX+FCqGG1SvOu993HnSz4qDI6S4kGzubrEJAljpVkhRSlg5bzpV//E6ysTQ==",
            "cpu": [
                "x64"
            ],
@@ -525,9 +643,22 @@
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        },
        "node_modules/@rollup/rollup-linux-arm-gnueabihf": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm-gnueabihf/-/rollup-linux-arm-gnueabihf-4.14.1.tgz",
-            "integrity": "sha512-mS6wQ6Do6/wmrF9aTFVpIJ3/IDXhg1EZcQFYHZLHqw6AzMBjTHWnCG35HxSqUNphh0EHqSM6wRTT8HsL1C0x5g==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm-gnueabihf/-/rollup-linux-arm-gnueabihf-4.17.2.tgz",
+            "integrity": "sha512-3reX2fUHqN7sffBNqmEyMQVj/CKhIHZd4y631duy0hZqI8Qoqf6lTtmAKvJFYa6bhU95B1D0WgzHkmTg33In0A==",
+            "cpu": [
+                "arm"
+            ],
+            "dev": true,
+            "optional": true,
+            "os": [
+                "linux"
+            ]
+        },
+        "node_modules/@rollup/rollup-linux-arm-musleabihf": {
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm-musleabihf/-/rollup-linux-arm-musleabihf-4.17.2.tgz",
+            "integrity": "sha512-uSqpsp91mheRgw96xtyAGP9FW5ChctTFEoXP0r5FAzj/3ZRv3Uxjtc7taRQSaQM/q85KEKjKsZuiZM3GyUivRg==",
            "cpu": [
                "arm"
            ],
@@ -538,9 +669,9 @@
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        "node_modules/@rollup/rollup-linux-arm64-gnu": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-gnu/-/rollup-linux-arm64-gnu-4.14.1.tgz",
-            "integrity": "sha512-p9rGKYkHdFMzhckOTFubfxgyIO1vw//7IIjBBRVzyZebWlzRLeNhqxuSaZ7kCEKVkm/kuC9fVRW9HkC/zNRG2w==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-gnu/-/rollup-linux-arm64-gnu-4.17.2.tgz",
+            "integrity": "sha512-EMMPHkiCRtE8Wdk3Qhtciq6BndLtstqZIroHiiGzB3C5LDJmIZcSzVtLRbwuXuUft1Cnv+9fxuDtDxz3k3EW2A==",
            "cpu": [
                "arm64"
            ],
@@ -551,9 +682,9 @@
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        },
        "node_modules/@rollup/rollup-linux-arm64-musl": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-musl/-/rollup-linux-arm64-musl-4.14.1.tgz",
-            "integrity": "sha512-nDY6Yz5xS/Y4M2i9JLQd3Rofh5OR8Bn8qe3Mv/qCVpHFlwtZSBYSPaU4mrGazWkXrdQ98GB//H0BirGR/SKFSw==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-arm64-musl/-/rollup-linux-arm64-musl-4.17.2.tgz",
+            "integrity": "sha512-NMPylUUZ1i0z/xJUIx6VUhISZDRT+uTWpBcjdv0/zkp7b/bQDF+NfnfdzuTiB1G6HTodgoFa93hp0O1xl+/UbA==",
            "cpu": [
                "arm64"
            ],
@@ -564,11 +695,11 @@
            ]
        },
        "node_modules/@rollup/rollup-linux-powerpc64le-gnu": {
-            "version": "4.14.1",
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+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-powerpc64le-gnu/-/rollup-linux-powerpc64le-gnu-4.17.2.tgz",
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            "cpu": [
-                "ppc64le"
+                "ppc64"
            ],
            "dev": true,
            "optional": true,
@@ -577,9 +708,9 @@
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-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-riscv64-gnu/-/rollup-linux-riscv64-gnu-4.14.1.tgz",
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+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-riscv64-gnu/-/rollup-linux-riscv64-gnu-4.17.2.tgz",
+            "integrity": "sha512-BOaNfthf3X3fOWAB+IJ9kxTgPmMqPPH5f5k2DcCsRrBIbWnaJCgX2ll77dV1TdSy9SaXTR5iDXRL8n7AnoP5cg==",
            "cpu": [
                "riscv64"
            ],
@@ -590,9 +721,9 @@
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-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-s390x-gnu/-/rollup-linux-s390x-gnu-4.14.1.tgz",
-            "integrity": "sha512-VMgaGQ5zRX6ZqV/fas65/sUGc9cPmsntq2FiGmayW9KMNfWVG/j0BAqImvU4KTeOOgYSf1F+k6at1UfNONuNjA==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-s390x-gnu/-/rollup-linux-s390x-gnu-4.17.2.tgz",
+            "integrity": "sha512-W0UP/x7bnn3xN2eYMql2T/+wpASLE5SjObXILTMPUBDB/Fg/FxC+gX4nvCfPBCbNhz51C+HcqQp2qQ4u25ok6g==",
            "cpu": [
                "s390x"
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@@ -603,9 +734,9 @@
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-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-gnu/-/rollup-linux-x64-gnu-4.14.1.tgz",
-            "integrity": "sha512-9Q7DGjZN+hTdJomaQ3Iub4m6VPu1r94bmK2z3UeWP3dGUecRC54tmVu9vKHTm1bOt3ASoYtEz6JSRLFzrysKlA==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-gnu/-/rollup-linux-x64-gnu-4.17.2.tgz",
+            "integrity": "sha512-Hy7pLwByUOuyaFC6mAr7m+oMC+V7qyifzs/nW2OJfC8H4hbCzOX07Ov0VFk/zP3kBsELWNFi7rJtgbKYsav9QQ==",
            "cpu": [
                "x64"
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@@ -616,9 +747,9 @@
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-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-musl/-/rollup-linux-x64-musl-4.14.1.tgz",
-            "integrity": "sha512-JNEG/Ti55413SsreTguSx0LOVKX902OfXIKVg+TCXO6Gjans/k9O6ww9q3oLGjNDaTLxM+IHFMeXy/0RXL5R/g==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-linux-x64-musl/-/rollup-linux-x64-musl-4.17.2.tgz",
+            "integrity": "sha512-h1+yTWeYbRdAyJ/jMiVw0l6fOOm/0D1vNLui9iPuqgRGnXA0u21gAqOyB5iHjlM9MMfNOm9RHCQ7zLIzT0x11Q==",
            "cpu": [
                "x64"
            ],
@@ -629,9 +760,9 @@
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        "node_modules/@rollup/rollup-win32-arm64-msvc": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-arm64-msvc/-/rollup-win32-arm64-msvc-4.14.1.tgz",
-            "integrity": "sha512-ryS22I9y0mumlLNwDFYZRDFLwWh3aKaC72CWjFcFvxK0U6v/mOkM5Up1bTbCRAhv3kEIwW2ajROegCIQViUCeA==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-arm64-msvc/-/rollup-win32-arm64-msvc-4.17.2.tgz",
+            "integrity": "sha512-tmdtXMfKAjy5+IQsVtDiCfqbynAQE/TQRpWdVataHmhMb9DCoJxp9vLcCBjEQWMiUYxO1QprH/HbY9ragCEFLA==",
            "cpu": [
                "arm64"
            ],
@@ -642,9 +773,9 @@
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        "node_modules/@rollup/rollup-win32-ia32-msvc": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-ia32-msvc/-/rollup-win32-ia32-msvc-4.14.1.tgz",
-            "integrity": "sha512-TdloItiGk+T0mTxKx7Hp279xy30LspMso+GzQvV2maYePMAWdmrzqSNZhUpPj3CGw12aGj57I026PgLCTu8CGg==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-ia32-msvc/-/rollup-win32-ia32-msvc-4.17.2.tgz",
+            "integrity": "sha512-7II/QCSTAHuE5vdZaQEwJq2ZACkBpQDOmQsE6D6XUbnBHW8IAhm4eTufL6msLJorzrHDFv3CF8oCA/hSIRuZeQ==",
            "cpu": [
                "ia32"
            ],
@@ -655,9 +786,9 @@
            ]
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        "node_modules/@rollup/rollup-win32-x64-msvc": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-msvc/-/rollup-win32-x64-msvc-4.14.1.tgz",
-            "integrity": "sha512-wQGI+LY/Py20zdUPq+XCem7JcPOyzIJBm3dli+56DJsQOHbnXZFEwgmnC6el1TPAfC8lBT3m+z69RmLykNUbew==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/@rollup/rollup-win32-x64-msvc/-/rollup-win32-x64-msvc-4.17.2.tgz",
+            "integrity": "sha512-TGGO7v7qOq4CYmSBVEYpI1Y5xDuCEnbVC5Vth8mOsW0gDSzxNrVERPc790IGHsrT2dQSimgMr9Ub3Y1Jci5/8w==",
            "cpu": [
                "x64"
            ],
@@ -912,6 +1043,36 @@
                "url": "https://github.com/sponsors/sindresorhus"
            }
        },
+        "node_modules/bun": {
+            "version": "1.1.7",
+            "resolved": "https://registry.npmjs.org/bun/-/bun-1.1.7.tgz",
+            "integrity": "sha512-4Q/ySjXfSTOsehxektQuo376FfI/QMPSjnsBAwQAZsRFW37Hb8IdctOABDEBQcrYmiwgDGKlgdWTQ8/5H0N2ww==",
+            "cpu": [
+                "arm64",
+                "x64"
+            ],
+            "dev": true,
+            "hasInstallScript": true,
+            "os": [
+                "darwin",
+                "linux",
+                "win32"
+            ],
+            "bin": {
+                "bun": "bin/bun.exe",
+                "bunx": "bin/bun.exe"
+            },
+            "optionalDependencies": {
+                "@oven/bun-darwin-aarch64": "1.1.7",
+                "@oven/bun-darwin-x64": "1.1.7",
+                "@oven/bun-darwin-x64-baseline": "1.1.7",
+                "@oven/bun-linux-aarch64": "1.1.7",
+                "@oven/bun-linux-x64": "1.1.7",
+                "@oven/bun-linux-x64-baseline": "1.1.7",
+                "@oven/bun-windows-x64": "1.1.7",
+                "@oven/bun-windows-x64-baseline": "1.1.7"
+            }
+        },
        "node_modules/callsites": {
            "version": "3.1.0",
            "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
@@ -1387,17 +1548,18 @@
            }
        },
        "node_modules/eslint": {
-            "version": "9.0.0",
-            "resolved": "https://registry.npmjs.org/eslint/-/eslint-9.0.0.tgz",
-            "integrity": "sha512-IMryZ5SudxzQvuod6rUdIUz29qFItWx281VhtFVc2Psy/ZhlCeD/5DT6lBIJ4H3G+iamGJoTln1v+QSuPw0p7Q==",
+            "version": "9.2.0",
+            "resolved": "https://registry.npmjs.org/eslint/-/eslint-9.2.0.tgz",
+            "integrity": "sha512-0n/I88vZpCOzO+PQpt0lbsqmn9AsnsJAQseIqhZFI8ibQT0U1AkEKRxA3EVMos0BoHSXDQvCXY25TUjB5tr8Og==",
            "dev": true,
            "dependencies": {
                "@eslint-community/eslint-utils": "^4.2.0",
                "@eslint-community/regexpp": "^4.6.1",
                "@eslint/eslintrc": "^3.0.2",
-                "@eslint/js": "9.0.0",
-                "@humanwhocodes/config-array": "^0.12.3",
+                "@eslint/js": "9.2.0",
+                "@humanwhocodes/config-array": "^0.13.0",
                "@humanwhocodes/module-importer": "^1.0.1",
+                "@humanwhocodes/retry": "^0.2.3",
                "@nodelib/fs.walk": "^1.2.8",
                "ajv": "^6.12.4",
                "chalk": "^4.0.0",
@@ -1413,7 +1575,6 @@
                "file-entry-cache": "^8.0.0",
                "find-up": "^5.0.0",
                "glob-parent": "^6.0.2",
-                "graphemer": "^1.4.0",
                "ignore": "^5.2.0",
                "imurmurhash": "^0.1.4",
                "is-glob": "^4.0.0",
@@ -1765,12 +1926,6 @@
                "url": "https://github.com/sponsors/sindresorhus"
            }
        },
-        "node_modules/graphemer": {
-            "version": "1.4.0",
-            "resolved": "https://registry.npmjs.org/graphemer/-/graphemer-1.4.0.tgz",
-            "integrity": "sha512-EtKwoO6kxCL9WO5xipiHTZlSzBm7WLT627TqC/uVRd0HKmq8NXyebnNYxDoBi7wt8eTWrUrKXCOVaFq9x1kgag==",
-            "dev": true
-        },
        "node_modules/has-flag": {
            "version": "4.0.0",
            "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
@@ -2401,12 +2556,12 @@
            "integrity": "sha512-yyVAOFKTAElc7KdLt2+UKGExNYwYb/Y/WE9i+1ezCQsJE8gbKSjewfpRqK2nQgZ4d4hhAAGgDCOcIZVilqE5UA=="
        },
        "node_modules/playwright": {
-            "version": "1.43.0",
-            "resolved": "https://registry.npmjs.org/playwright/-/playwright-1.43.0.tgz",
-            "integrity": "sha512-SiOKHbVjTSf6wHuGCbqrEyzlm6qvXcv7mENP+OZon1I07brfZLGdfWV0l/efAzVx7TF3Z45ov1gPEkku9q25YQ==",
+            "version": "1.44.0",
+            "resolved": "https://registry.npmjs.org/playwright/-/playwright-1.44.0.tgz",
+            "integrity": "sha512-F9b3GUCLQ3Nffrfb6dunPOkE5Mh68tR7zN32L4jCk4FjQamgesGay7/dAAe1WaMEGV04DkdJfcJzjoCKygUaRQ==",
            "dev": true,
            "dependencies": {
-                "playwright-core": "1.43.0"
+                "playwright-core": "1.44.0"
            },
            "bin": {
                "playwright": "cli.js"
@@ -2419,9 +2574,9 @@
            }
        },
        "node_modules/playwright-core": {
-            "version": "1.43.0",
-            "resolved": "https://registry.npmjs.org/playwright-core/-/playwright-core-1.43.0.tgz",
-            "integrity": "sha512-iWFjyBUH97+pUFiyTqSLd8cDMMOS0r2ZYz2qEsPjH8/bX++sbIJT35MSwKnp1r/OQBAqC5XO99xFbJ9XClhf4w==",
+            "version": "1.44.0",
+            "resolved": "https://registry.npmjs.org/playwright-core/-/playwright-core-1.44.0.tgz",
+            "integrity": "sha512-ZTbkNpFfYcGWohvTTl+xewITm7EOuqIqex0c7dNZ+aXsbrLj0qI8XlGKfPpipjm0Wny/4Lt4CJsWJk1stVS5qQ==",
            "dev": true,
            "bin": {
                "playwright-core": "cli.js"
@@ -2445,9 +2600,9 @@
            }
        },
        "node_modules/polyscript": {
-            "version": "0.12.3",
-            "resolved": "https://registry.npmjs.org/polyscript/-/polyscript-0.12.3.tgz",
-            "integrity": "sha512-aekNrFZzdLe0KQuSMWKFsUwkv414hIIjDgqzCbEXl4l5xZA8vgiv+jFFOZnkJk9/HeybLRPJBRdlhBxfdKVV0Q==",
+            "version": "0.12.8",
+            "resolved": "https://registry.npmjs.org/polyscript/-/polyscript-0.12.8.tgz",
+            "integrity": "sha512-kcG3W9jU/s1sYjWOTAa2jAh5D2jm3zJRi+glSTsC+lA3D1b/Sd67pEIGpyL9bWNKYSimqAx4se6jAhQjJZ7+jQ==",
            "dependencies": {
                "@ungap/structured-clone": "^1.2.0",
                "@ungap/with-resolvers": "^0.1.0",
@@ -3132,9 +3287,9 @@
            }
        },
        "node_modules/rollup": {
-            "version": "4.14.1",
-            "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.14.1.tgz",
-            "integrity": "sha512-4LnHSdd3QK2pa1J6dFbfm1HN0D7vSK/ZuZTsdyUAlA6Rr1yTouUTL13HaDOGJVgby461AhrNGBS7sCGXXtT+SA==",
+            "version": "4.17.2",
+            "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.17.2.tgz",
+            "integrity": "sha512-/9ClTJPByC0U4zNLowV1tMBe8yMEAxewtR3cUNX5BoEpGH3dQEWpJLr6CLp0fPdYRF/fzVOgvDb1zXuakwF5kQ==",
            "dev": true,
            "dependencies": {
                "@types/estree": "1.0.5"
@@ -3147,21 +3302,22 @@
                "npm": ">=8.0.0"
            },
            "optionalDependencies": {
-                "@rollup/rollup-android-arm-eabi": "4.14.1",
-                "@rollup/rollup-android-arm64": "4.14.1",
-                "@rollup/rollup-darwin-arm64": "4.14.1",
-                "@rollup/rollup-darwin-x64": "4.14.1",
-                "@rollup/rollup-linux-arm-gnueabihf": "4.14.1",
-                "@rollup/rollup-linux-arm64-gnu": "4.14.1",
-                "@rollup/rollup-linux-arm64-musl": "4.14.1",
-                "@rollup/rollup-linux-powerpc64le-gnu": "4.14.1",
-                "@rollup/rollup-linux-riscv64-gnu": "4.14.1",
-                "@rollup/rollup-linux-s390x-gnu": "4.14.1",
-                "@rollup/rollup-linux-x64-gnu": "4.14.1",
-                "@rollup/rollup-linux-x64-musl": "4.14.1",
-                "@rollup/rollup-win32-arm64-msvc": "4.14.1",
-                "@rollup/rollup-win32-ia32-msvc": "4.14.1",
-                "@rollup/rollup-win32-x64-msvc": "4.14.1",
+                "@rollup/rollup-android-arm-eabi": "4.17.2",
+                "@rollup/rollup-android-arm64": "4.17.2",
+                "@rollup/rollup-darwin-arm64": "4.17.2",
+                "@rollup/rollup-darwin-x64": "4.17.2",
+                "@rollup/rollup-linux-arm-gnueabihf": "4.17.2",
+                "@rollup/rollup-linux-arm-musleabihf": "4.17.2",
+                "@rollup/rollup-linux-arm64-gnu": "4.17.2",
+                "@rollup/rollup-linux-arm64-musl": "4.17.2",
+                "@rollup/rollup-linux-powerpc64le-gnu": "4.17.2",
+                "@rollup/rollup-linux-riscv64-gnu": "4.17.2",
+                "@rollup/rollup-linux-s390x-gnu": "4.17.2",
+                "@rollup/rollup-linux-x64-gnu": "4.17.2",
+                "@rollup/rollup-linux-x64-musl": "4.17.2",
+                "@rollup/rollup-win32-arm64-msvc": "4.17.2",
+                "@rollup/rollup-win32-ia32-msvc": "4.17.2",
+                "@rollup/rollup-win32-x64-msvc": "4.17.2",
                "fsevents": "~2.3.2"
            }
        },
@@ -3539,9 +3695,9 @@
            "integrity": "sha512-fLIydlJy7IG9XL4wjRwEcKhxx/ekLXiWiMvcGo01cOMF+TN+5ZqajM1mRNRz2bNNi1bzou2yofhjZEQi7kgl9A=="
        },
        "node_modules/typescript": {
-            "version": "5.4.4",
-            "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.4.tgz",
-            "integrity": "sha512-dGE2Vv8cpVvw28v8HCPqyb08EzbBURxDpuhJvTrusShUfGnhHBafDsLdS1EhhxyL6BJQE+2cT3dDPAv+MQ6oLw==",
+            "version": "5.4.5",
+            "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.5.tgz",
+            "integrity": "sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ==",
            "dev": true,
            "bin": {
                "tsc": "bin/tsc",
--- a/pyscript.core/package.json
+++ b/pyscript.core/package.json
@@ -1,6 +1,6 @@
 {
    "name": "@pyscript/core",
-    "version": "0.4.21",
+    "version": "0.4.31",
    "type": "module",
    "description": "PyScript",
    "module": "./index.js",
@@ -26,7 +26,8 @@
        "build:stdlib": "node rollup/stdlib.cjs",
        "build:3rd-party": "node rollup/3rd-party.cjs",
        "clean:3rd-party": "rm src/3rd-party/*.js && rm src/3rd-party/*.css",
-        "test:mpy": "static-handler --coi . 2>/dev/null & SH_PID=$!; EXIT_CODE=0; playwright test --fully-parallel test/ || EXIT_CODE=$?; kill $SH_PID 2>/dev/null; exit $EXIT_CODE",
+        "test:mpy": "static-handler --coi . 2>/dev/null & SH_PID=$!; EXIT_CODE=0; playwright test --fully-parallel test/mpy.spec.js || EXIT_CODE=$?; kill $SH_PID 2>/dev/null; exit $EXIT_CODE",
+        "test:ws": "bun test/ws/index.js & playwright test test/ws.spec.js",
        "dev": "node dev.cjs",
        "release": "npm run build && npm run zip",
        "size": "echo -e \"\\033[1mdist/*.js file size\\033[0m\"; for js in $(ls dist/*.js); do cat $js | brotli > ._; echo -e \"\\033[2m$js:\\033[0m $(du -h --apparent-size ._ | sed -e 's/[[:space:]]*._//')\"; rm ._; done",
@@ -42,32 +43,33 @@
    "dependencies": {
        "@ungap/with-resolvers": "^0.1.0",
        "basic-devtools": "^0.1.6",
-        "polyscript": "^0.12.3",
+        "polyscript": "^0.12.8",
        "sticky-module": "^0.1.1",
        "to-json-callback": "^0.1.1",
        "type-checked-collections": "^0.1.7"
    },
    "devDependencies": {
-        "@codemirror/commands": "^6.3.3",
-        "@codemirror/lang-python": "^6.1.5",
+        "@codemirror/commands": "^6.5.0",
+        "@codemirror/lang-python": "^6.1.6",
        "@codemirror/language": "^6.10.1",
        "@codemirror/state": "^6.4.1",
-        "@codemirror/view": "^6.26.2",
-        "@playwright/test": "^1.43.0",
+        "@codemirror/view": "^6.26.3",
+        "@playwright/test": "^1.44.0",
        "@rollup/plugin-commonjs": "^25.0.7",
        "@rollup/plugin-node-resolve": "^15.2.3",
        "@rollup/plugin-terser": "^0.4.4",
        "@webreflection/toml-j0.4": "^1.1.3",
        "@xterm/addon-fit": "^0.10.0",
        "@xterm/addon-web-links": "^0.11.0",
+        "bun": "^1.1.7",
        "chokidar": "^3.6.0",
        "codemirror": "^6.0.1",
-        "eslint": "^9.0.0",
-        "rollup": "^4.14.1",
+        "eslint": "^9.2.0",
+        "rollup": "^4.17.2",
        "rollup-plugin-postcss": "^4.0.2",
        "rollup-plugin-string": "^3.0.0",
        "static-handler": "^0.4.3",
-        "typescript": "^5.4.4",
+        "typescript": "^5.4.5",
        "xterm": "^5.3.0",
        "xterm-readline": "^1.1.1"
    },
--- a/pyscript.core/src/core.js
+++ b/pyscript.core/src/core.js
@@ -26,8 +26,8 @@ import { ErrorCode } from "./exceptions.js";
 import { robustFetch as fetch, getText } from "./fetch.js";
 import { hooks, main, worker, codeFor, createFunction } from "./hooks.js";

-import stdlib from "./stdlib.js";
-export { stdlib };
+import { stdlib, optional } from "./stdlib.js";
+export { stdlib, optional };

 // generic helper to disambiguate between custom element and script
 const isScript = ({ tagName }) => tagName === "SCRIPT";
@@ -84,6 +84,9 @@ export {
    exportedWhenDefined as whenDefined,
 };

+export const offline_interpreter = (config) =>
+    config?.interpreter && new URL(config.interpreter, location.href).href;
+
 const hooked = new Map();

 for (const [TYPE, interpreter] of TYPES) {
@@ -168,7 +171,7 @@ for (const [TYPE, interpreter] of TYPES) {
            // specific main and worker hooks
            const hooks = {
                main: {
-                    ...codeFor(main),
+                    ...codeFor(main, TYPE),
                    async onReady(wrap, element) {
                        registerModule(wrap);

@@ -265,7 +268,7 @@ for (const [TYPE, interpreter] of TYPES) {
                    },
                },
                worker: {
-                    ...codeFor(worker),
+                    ...codeFor(worker, TYPE),
                    // these are lazy getters that returns a composition
                    // of the current hooks or undefined, if no hook is present
                    get onReady() {
@@ -294,7 +297,7 @@ for (const [TYPE, interpreter] of TYPES) {
                interpreter,
                hooks,
                env: `${TYPE}-script`,
-                version: config?.interpreter,
+                version: offline_interpreter(config),
                onerror(error, element) {
                    errors.set(element, error);
                },
--- a/pyscript.core/src/hooks.js
+++ b/pyscript.core/src/hooks.js
@@ -2,7 +2,7 @@ import { typedSet } from "type-checked-collections";
 import { dedent } from "polyscript/exports";
 import toJSONCallback from "to-json-callback";

-import stdlib from "./stdlib.js";
+import { stdlib, optional } from "./stdlib.js";

 export const main = (name) => hooks.main[name];
 export const worker = (name) => hooks.worker[name];
@@ -15,10 +15,11 @@ const code = (hooks, branch, key, lib) => {
    };
 };

-export const codeFor = (branch) => {
+export const codeFor = (branch, type) => {
+    const pylib = type === "mpy" ? stdlib.replace(optional, "") : stdlib;
    const hooks = {};
-    code(hooks, branch, `codeBeforeRun`, stdlib);
-    code(hooks, branch, `codeBeforeRunAsync`, stdlib);
+    code(hooks, branch, `codeBeforeRun`, pylib);
+    code(hooks, branch, `codeBeforeRunAsync`, pylib);
    code(hooks, branch, `codeAfterRun`);
    code(hooks, branch, `codeAfterRunAsync`);
    return hooks;
--- a/pyscript.core/src/plugins/py-editor.js
+++ b/pyscript.core/src/plugins/py-editor.js
@@ -1,6 +1,6 @@
 // PyScript py-editor plugin
 import { Hook, XWorker, dedent } from "polyscript/exports";
-import { TYPES, stdlib } from "../core.js";
+import { TYPES, offline_interpreter, stdlib } from "../core.js";

 const RUN_BUTTON = `<svg style="height:20px;width:20px;vertical-align:-.125em;transform-origin:center;overflow:visible;color:green" viewBox="0 0 384 512" aria-hidden="true" role="img" xmlns="http://www.w3.org/2000/svg"><g transform="translate(192 256)" transform-origin="96 0"><g transform="translate(0,0) scale(1,1)"><path d="M361 215C375.3 223.8 384 239.3 384 256C384 272.7 375.3 288.2 361 296.1L73.03 472.1C58.21 482 39.66 482.4 24.52 473.9C9.377 465.4 0 449.4 0 432V80C0 62.64 9.377 46.63 24.52 38.13C39.66 29.64 58.21 29.99 73.03 39.04L361 215z" fill="currentColor" transform="translate(-192 -256)"></path></g></g></svg>`;

@@ -42,6 +42,7 @@ async function execute({ currentTarget }) {
                ? await import(/* webpackIgnore: true */ "../3rd-party/toml.js")
                : JSON;
            details.config = parse(await fetch(config).then((r) => r.text()));
+            details.version = offline_interpreter(details.config);
        }

        const xworker = XWorker.call(new Hook(null, hooks), srcLink, details);
--- a/pyscript.core/src/stdlib.js
+++ b/pyscript.core/src/stdlib.js
@@ -8,6 +8,27 @@

 import pyscript from "./stdlib/pyscript.js";

+class Ignore extends Array {
+    #add = false;
+    #paths;
+    #array;
+    constructor(array, ...paths) {
+        super();
+        this.#array = array;
+        this.#paths = paths;
+    }
+    push(...values) {
+        if (this.#add) super.push(...values);
+        return this.#array.push(...values);
+    }
+    path(path) {
+        for (const _path of this.#paths) {
+            // bails out at the first `true` value
+            if ((this.#add = path.startsWith(_path))) break;
+        }
+    }
+}
+
 const { entries } = Object;

 const python = [
@@ -16,16 +37,19 @@ const python = [
    "_path = None",
 ];

+const ignore = new Ignore(python, "./pyweb");
+
 const write = (base, literal) => {
    for (const [key, value] of entries(literal)) {
-        python.push(`_path = _Path("${base}/${key}")`);
+        ignore.path(`${base}/${key}`);
+        ignore.push(`_path = _Path("${base}/${key}")`);
        if (typeof value === "string") {
            const code = JSON.stringify(value);
-            python.push(`_path.write_text(${code},encoding="utf-8")`);
+            ignore.push(`_path.write_text(${code},encoding="utf-8")`);
        } else {
            // @see https://github.com/pyscript/pyscript/pull/1813#issuecomment-1781502909
-            python.push(`if not _os.path.exists("${base}/${key}"):`);
-            python.push("    _path.mkdir(parents=True, exist_ok=True)");
+            ignore.push(`if not _os.path.exists("${base}/${key}"):`);
+            ignore.push("    _path.mkdir(parents=True, exist_ok=True)");
            write(`${base}/${key}`, value);
        }
    }
@@ -42,4 +66,5 @@ python.push(
 );
 python.push("\n");

-export default python.join("\n");
+export const stdlib = python.join("\n");
+export const optional = ignore.join("\n");
--- a/pyscript.core/src/stdlib/pyscript/init.py
+++ b/pyscript.core/src/stdlib/pyscript/init.py
@@ -34,12 +34,14 @@ from pyscript.fetch import fetch
 from pyscript.magic_js import (
    RUNNING_IN_WORKER,
    PyWorker,
+    config,
    current_target,
    document,
    js_modules,
    sync,
    window,
 )
+from pyscript.websocket import WebSocket

 try:
    from pyscript.event_handling import when
--- a/pyscript.core/src/stdlib/pyscript/display.py
+++ b/pyscript.core/src/stdlib/pyscript/display.py
@@ -6,17 +6,17 @@ import re
 from pyscript.magic_js import current_target, document, window

 _MIME_METHODS = {
-    "__repr__": "text/plain",
-    "_repr_html_": "text/html",
-    "_repr_markdown_": "text/markdown",
-    "_repr_svg_": "image/svg+xml",
-    "_repr_pdf_": "application/pdf",
-    "_repr_jpeg_": "image/jpeg",
-    "_repr_png_": "image/png",
-    "_repr_latex": "text/latex",
-    "_repr_json_": "application/json",
-    "_repr_javascript_": "application/javascript",
    "savefig": "image/png",
+    "_repr_javascript_": "application/javascript",
+    "_repr_json_": "application/json",
+    "_repr_latex": "text/latex",
+    "_repr_png_": "image/png",
+    "_repr_jpeg_": "image/jpeg",
+    "_repr_pdf_": "application/pdf",
+    "_repr_svg_": "image/svg+xml",
+    "_repr_markdown_": "text/markdown",
+    "_repr_html_": "text/html",
+    "__repr__": "text/plain",
 }


@@ -99,7 +99,7 @@ def _format_mime(obj):
        format_dict = mimebundle

    output, not_available = None, []
-    for method, mime_type in reversed(_MIME_METHODS.items()):
+    for method, mime_type in _MIME_METHODS.items():
        if mime_type in format_dict:
            output = format_dict[mime_type]
        else:
--- a/pyscript.core/src/stdlib/pyscript/fetch.py
+++ b/pyscript.core/src/stdlib/pyscript/fetch.py
@@ -1,6 +1,7 @@
 import json

 import js
+from pyscript.util import as_bytearray


 ### wrap the response to grant Pythonic results
@@ -12,14 +13,6 @@ class _Response:
    def __getattr__(self, attr):
        return getattr(self._response, attr)

-    def _as_bytearray(self, buffer):
-        ui8a = js.Uint8Array.new(buffer)
-        size = ui8a.length
-        ba = bytearray(size)
-        for i in range(0, size):
-            ba[i] = ui8a[i]
-        return ba
-
    # exposed methods with Pythonic results
    async def arrayBuffer(self):
        buffer = await self._response.arrayBuffer()
@@ -27,14 +20,14 @@ class _Response:
        if hasattr(buffer, "to_py"):
            return buffer.to_py()
        # shims in MicroPython
-        return memoryview(self._as_bytearray(buffer))
+        return memoryview(as_bytearray(buffer))

    async def blob(self):
        return await self._response.blob()

    async def bytearray(self):
        buffer = await self._response.arrayBuffer()
-        return self._as_bytearray(buffer)
+        return as_bytearray(buffer)

    async def json(self):
        return json.loads(await self.text())
--- a/pyscript.core/src/stdlib/pyscript/magic_js.py
+++ b/pyscript.core/src/stdlib/pyscript/magic_js.py
@@ -1,11 +1,15 @@
+import json
 import sys

 import js as globalThis
+from polyscript import config as _config
 from polyscript import js_modules
 from pyscript.util import NotSupported

 RUNNING_IN_WORKER = not hasattr(globalThis, "document")

+config = json.loads(globalThis.JSON.stringify(_config))
+

 # allow `from pyscript.js_modules.xxx import yyy`
 class JSModule:
--- a/pyscript.core/src/stdlib/pyscript/util.py
+++ b/pyscript.core/src/stdlib/pyscript/util.py
@@ -1,3 +1,15 @@
+import js
+
+
+def as_bytearray(buffer):
+    ui8a = js.Uint8Array.new(buffer)
+    size = ui8a.length
+    ba = bytearray(size)
+    for i in range(0, size):
+        ba[i] = ui8a[i]
+    return ba
+
+
 class NotSupported:
    """
    Small helper that raises exceptions if you try to get/set any attribute on
--- a/pyscript.core/src/stdlib/pyscript/websocket.py
+++ b/pyscript.core/src/stdlib/pyscript/websocket.py
@@ -0,0 +1,67 @@
+import js
+from pyscript.util import as_bytearray
+
+code = "code"
+protocols = "protocols"
+reason = "reason"
+
+
+class EventMessage:
+    def __init__(self, event):
+        self._event = event
+
+    def __getattr__(self, attr):
+        value = getattr(self._event, attr)
+
+        if attr == "data" and not isinstance(value, str):
+            if hasattr(value, "to_py"):
+                return value.to_py()
+            # shims in MicroPython
+            return memoryview(as_bytearray(value))
+
+        return value
+
+
+class WebSocket(object):
+    CONNECTING = 0
+    OPEN = 1
+    CLOSING = 2
+    CLOSED = 3
+
+    def __init__(self, **kw):
+        url = kw["url"]
+        if protocols in kw:
+            socket = js.WebSocket.new(url, kw[protocols])
+        else:
+            socket = js.WebSocket.new(url)
+        object.__setattr__(self, "_ws", socket)
+
+        for t in ["onclose", "onerror", "onmessage", "onopen"]:
+            if t in kw:
+                socket[t] = kw[t]
+
+    def __getattr__(self, attr):
+        return getattr(self._ws, attr)
+
+    def __setattr__(self, attr, value):
+        if attr == "onmessage":
+            self._ws[attr] = lambda e: value(EventMessage(e))
+        else:
+            self._ws[attr] = value
+
+    def close(self, **kw):
+        if code in kw and reason in kw:
+            self._ws.close(kw[code], kw[reason])
+        elif code in kw:
+            self._ws.close(kw[code])
+        else:
+            self._ws.close()
+
+    def send(self, data):
+        if isinstance(data, str):
+            self._ws.send(data)
+        else:
+            buffer = js.Uint8Array.new(len(data))
+            for pos, b in enumerate(data):
+                buffer[pos] = b
+            self._ws.send(buffer)
--- a/pyscript.core/test/config-url.html
+++ b/pyscript.core/test/config-url.html
@@ -8,9 +8,17 @@
  <script type="module" src="../dist/core.js"></script>
  <mpy-config src="config-url/config.json"></mpy-config>
  <script type="mpy">
+    from pyscript import config
+    if config["files"]["{TO}"] != "./runtime":
+        raise Exception("wrong config tree")
+
    from runtime import test
  </script>
  <script type="mpy" worker>
+    from pyscript import config
+    if config["files"]["{TO}"] != "./runtime":
+        raise Exception("wrong config tree")
+
    from runtime import test
  </script>
 </head>
--- a/pyscript.core/test/ws.spec.js
+++ b/pyscript.core/test/ws.spec.js
@@ -0,0 +1,6 @@
+import { test, expect } from '@playwright/test';
+
+test('MicroPython WebSocket', async ({ page }) => {
+  await page.goto('http://localhost:5037/');
+  await page.waitForSelector('html.ok');
+});
--- a/pyscript.core/test/ws/index.html
+++ b/pyscript.core/test/ws/index.html
@@ -0,0 +1,33 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <link rel="stylesheet" href="../../dist/core.css">
+  <script type="module" src="../../dist/core.js"></script>
+</head>
+<body>
+  <script type="mpy" worker>
+    from pyscript import WebSocket, document
+
+    def onopen(event):
+        print(event.type)
+        ws.send("hello")
+
+    def onmessage(event):
+        print(event.type, event.data)
+        ws.close()
+
+    def onclose(event):
+        print(event.type)
+        document.documentElement.classList.add("ok")
+
+    ws = WebSocket(
+      url="ws://localhost:5037/",
+      onopen=onopen,
+      onmessage=onmessage,
+      onclose=onclose
+    )
+  </script>
+</body>
+</html>
--- a/pyscript.core/test/ws/index.js
+++ b/pyscript.core/test/ws/index.js
@@ -0,0 +1,33 @@
+import { serve, file } from 'bun';
+
+import path, { dirname, join } from 'path';
+import { fileURLToPath } from 'url';
+
+const dir = dirname(fileURLToPath(import.meta.url));
+
+serve({
+  port: 5037,
+  fetch(req, server) {
+    if (server.upgrade(req)) return;
+    const url = new URL(req.url);
+    let { pathname } = url;
+    if (pathname === '/') pathname = '/index.html';
+    else if (/^\/dist\//.test(pathname)) pathname = `/../..${pathname}`;
+    else if (pathname === '/favicon.ico')
+      return new Response('Not Found', { status: 404 });
+    const response = new Response(file(`${dir}${pathname}`));
+    const { headers } = response;
+    headers.set('Cross-Origin-Opener-Policy', 'same-origin');
+    headers.set('Cross-Origin-Embedder-Policy', 'require-corp');
+    headers.set('Cross-Origin-Resource-Policy', 'cross-origin');
+    return response;
+  },
+  websocket: {
+    message(ws, message) {
+      ws.send(message);
+    },
+    close() {
+      process.exit(0);
+    }
+  },
+});
--- a/pyscript.core/types/core.d.ts
+++ b/pyscript.core/types/core.d.ts
@@ -1,4 +1,6 @@
-import stdlib from "./stdlib.js";
+export function offline_interpreter(config: any): string;
+import { stdlib } from "./stdlib.js";
+import { optional } from "./stdlib.js";
 import TYPES from "./types.js";
 /**
 * A `Worker` facade able to bootstrap on the worker thread only a PyScript module.
@@ -51,4 +53,4 @@ declare const exportedHooks: {
 };
 declare const exportedConfig: {};
 declare const exportedWhenDefined: (type: string) => Promise<any>;
-export { stdlib, TYPES, exportedPyWorker as PyWorker, exportedMPWorker as MPWorker, exportedHooks as hooks, exportedConfig as config, exportedWhenDefined as whenDefined };
+export { stdlib, optional, TYPES, exportedPyWorker as PyWorker, exportedMPWorker as MPWorker, exportedHooks as hooks, exportedConfig as config, exportedWhenDefined as whenDefined };
--- a/pyscript.core/types/hooks.d.ts
+++ b/pyscript.core/types/hooks.d.ts
@@ -1,6 +1,6 @@
 export function main(name: any): any;
 export function worker(name: any): any;
-export function codeFor(branch: any): {};
+export function codeFor(branch: any, type: any): {};
 export function createFunction(self: any, name: any): any;
 export namespace hooks {
    namespace main {
--- a/pyscript.core/types/stdlib.d.ts
+++ b/pyscript.core/types/stdlib.d.ts
@@ -1,2 +1,2 @@
-declare const _default: string;
-export default _default;
+export const stdlib: string;
+export const optional: string;
--- a/pyscript.core/types/stdlib/pyscript.d.ts
+++ b/pyscript.core/types/stdlib/pyscript.d.ts
@@ -7,6 +7,7 @@ declare namespace _default {
        "ffi.py": string;
        "magic_js.py": string;
        "util.py": string;
+        "websocket.py": string;
    };
    let pyweb: {
        "__init__.py": string;
Author	SHA1	Message	Date
Andrea Giammarchi	8ec3381789	Even better PyEditor offline use case (#2050 ) * Even better PyEditor offline use case * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>	2024-05-07 10:02:55 +02:00
pre-commit-ci[bot]	9bd4737708	[pre-commit.ci] pre-commit autoupdate (#2051 ) updates: - [github.com/pre-commit/pre-commit-hooks: v4.5.0 → v4.6.0](https://github.com/pre-commit/pre-commit-hooks/compare/v4.5.0...v4.6.0) - [github.com/psf/black: 24.3.0 → 24.4.2](https://github.com/psf/black/compare/24.3.0...24.4.2) Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>	2024-05-07 09:42:28 +02:00
Andrea Giammarchi	c49cb9231b	Added listeners to the constructing kw options (#2044 )	2024-05-03 16:34:21 +02:00
Andrea Giammarchi	d1d1c5740f	Fixed py-editor offline use case (#2043 )	2024-05-03 12:23:57 +02:00
Andrea Giammarchi	1a05ea5fd2	Fix #2031 - Add pyscript.WebSocket to the mix (#2042 ) * Fix #2031 - Add pyscript.WebSocket to the mix * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci * Working on a test case anyone can run * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>	2024-05-03 11:35:05 +02:00
Andrea Giammarchi	5b4e8527da	Fix #2040 - Polyscript update to provide config dictionary (#2041 ) * Fix #2040 - Polyscript update to provide config dictionary * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>	2024-05-02 11:47:52 +02:00
Andrea Giammarchi	83c2afeaf1	Updated Polyscript to its latest (#2036 )	2024-04-24 16:56:47 +02:00
Andrea Giammarchi	643b76479f	HTML class in MicroPython (#2033 )	2024-04-22 12:43:17 +02:00
Andrea Giammarchi	cf92996071	Avoid PyWeb as part of stdlib on MicroPython (#2030 ) * Avoid PyWeb as part of stdlib on MicroPython * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>	2024-04-17 17:10:23 +02:00