Merge pull request #282 from messense/pyodide-0.21

Update to Pyodide 0.21.0

Author: messense

.github/workflows/ci.yml

@@ -412,10 +412,10 @@ jobs:
         with:
           node-version: 18
       - run: |
-          PYODIDE_VERSION=0.21.0-alpha.3
+          PYODIDE_VERSION=0.21.0
 
           cd emscripten
-          npm i [email protected]-alpha.3 prettier
+          npm i [email protected] prettier
           cd node_modules/pyodide/
           node ../prettier/bin-prettier.js -w pyodide.asm.js
           EMSCRIPTEN_VERSION=$(node -p "require('./repodata.json').info.platform.split('_').slice(1).join('.')")

emscripten/runner.js

@@ -4,35 +4,104 @@ const { loadPyodide } = require("pyodide");
 async function findWheel(distDir) {
   const dir = await opendir(distDir);
   for await (const dirent of dir) {
-    if (dirent.name.endsWith("whl")) {
+    if (dirent.name.includes("emscripten") && dirent.name.endsWith("whl")) {
       return dirent.name;
     }
   }
 }
 
+function make_tty_ops(stream){
+  return {
+    // get_char has 3 particular return values:
+    // a.) the next character represented as an integer
+    // b.) undefined to signal that no data is currently available
+    // c.) null to signal an EOF
+    get_char(tty) {
+      if (!tty.input.length) {
+        var result = null;
+        var BUFSIZE = 256;
+        var buf = Buffer.alloc(BUFSIZE);
+        var bytesRead = fs.readSync(process.stdin.fd, buf, 0, BUFSIZE, -1);
+        if (bytesRead === 0) {
+          return null;
+        }
+        result = buf.slice(0, bytesRead);
+        tty.input = Array.from(result);
+      }
+      return tty.input.shift();
+    },
+    put_char(tty, val) {
+      try {
+        if(val !== null){
+          tty.output.push(val);
+        }
+        if (val === null || val === 10) {
+          process.stdout.write(Buffer.from(tty.output));
+          tty.output = [];
+        }
+      } catch(e){
+        console.warn(e);
+      }
+    },
+    flush(tty) {
+      if (!tty.output || tty.output.length === 0) {
+        return;
+      }
+      stream.write(Buffer.from(tty.output));
+      tty.output = [];
+    }
+  };
+}
+
+function setupStreams(FS, TTY){
+  let mytty = FS.makedev(FS.createDevice.major++, 0);
+  let myttyerr = FS.makedev(FS.createDevice.major++, 0);
+  TTY.register(mytty, make_tty_ops(process.stdout))
+  TTY.register(myttyerr, make_tty_ops(process.stderr))
+  FS.mkdev('/dev/mytty', mytty);
+  FS.mkdev('/dev/myttyerr', myttyerr);
+  FS.unlink('/dev/stdin');
+  FS.unlink('/dev/stdout');
+  FS.unlink('/dev/stderr');
+  FS.symlink('/dev/mytty', '/dev/stdin');
+  FS.symlink('/dev/mytty', '/dev/stdout');
+  FS.symlink('/dev/myttyerr', '/dev/stderr');
+  FS.closeStream(0);
+  FS.closeStream(1);
+  FS.closeStream(2);
+  var stdin = FS.open('/dev/stdin', 0);
+  var stdout = FS.open('/dev/stdout', 1);
+  var stderr = FS.open('/dev/stderr', 1);
+}
+
+
 const pkgDir = process.argv[2];
 const distDir = pkgDir + "/dist";
 const testDir = pkgDir + "/tests";
 
 async function main() {
   const wheelName = await findWheel(distDir);
   const wheelURL = `file:${distDir}/${wheelName}`;
+  let errcode = 1;
 
   try {
     pyodide = await loadPyodide();
     const FS = pyodide.FS;
+    setupStreams(FS, pyodide._module.TTY);
     const NODEFS = FS.filesystems.NODEFS;
     FS.mkdir("/test_dir");
     FS.mount(NODEFS, { root: testDir }, "/test_dir");
     await pyodide.loadPackage(["micropip", "pytest", "tomli"]);
     const micropip = pyodide.pyimport("micropip");
+    await micropip.install("beautifulsoup4");
     await micropip.install(wheelURL);
     const pytest = pyodide.pyimport("pytest");
-    errcode = pytest.main(pyodide.toPy(["/test_dir", "-vv"]));
+    errcode = pytest.main(pyodide.toPy(["/test_dir"]));
   } catch (e) {
     console.error(e);
     process.exit(1);
   }
+  process.exit(errcode);
 }
 
 main();