[python] remove useless file (#5445)

The dependencies in requirements.txt are already declared in setup.py so
the file is not needed anymore.

---------

Co-authored-by: tadelesh <tadelesh.shi@live.cn>

packages/http-client-python/emitter/src/emitter.ts

@@ -186,15 +186,34 @@ async function setupPyodideCall(root: string) {
   const pyodide = await loadPyodide({
     indexURL: path.dirname(fileURLToPath(import.meta.resolve("pyodide"))),
   });
-  // mount generator to pyodide
-  pyodide.FS.mkdirTree("/generator");
-  pyodide.FS.mount(
-    pyodide.FS.filesystems.NODEFS,
-    { root: path.join(root, "generator") },
-    "/generator",
-  );
-  await pyodide.loadPackage("micropip");
-  const micropip = pyodide.pyimport("micropip");
-  await micropip.install("emfs:/generator/dist/pygen-0.1.0-py3-none-any.whl");
+  const micropipLockPath = path.join(root, "micropip.lock");
+  while (true) {
+    if (fs.existsSync(micropipLockPath)) {
+      const stats = fs.statSync(micropipLockPath);
+      const now = new Date().getTime();
+      const lockAge = (now - stats.mtime.getTime()) / 1000;
+      if (lockAge > 600) {
+        fs.unlinkSync(micropipLockPath);
+      }
+    }
+    try {
+      const fd = fs.openSync(micropipLockPath, "wx");
+      // mount generator to pyodide
+      pyodide.FS.mkdirTree("/generator");
+      pyodide.FS.mount(
+        pyodide.FS.filesystems.NODEFS,
+        { root: path.join(root, "generator") },
+        "/generator",
+      );
+      await pyodide.loadPackage("micropip");
+      const micropip = pyodide.pyimport("micropip");
+      await micropip.install("emfs:/generator/dist/pygen-0.1.0-py3-none-any.whl");
+      fs.closeSync(fd);
+      fs.unlinkSync(micropipLockPath);
+      break;
+    } catch (err) {
+      await new Promise((resolve) => setTimeout(resolve, 1000));
+    }
+  }
   return pyodide;
 }

packages/http-client-python/eng/scripts/ci/regenerate.ts

@@ -299,14 +299,8 @@ async function regenerate(flags: RegenerateFlagsInput): Promise<void> {
     const cmdList: TspCommand[] = subdirectories.flatMap((subdirectory) =>
       _getCmdList(subdirectory, flagsResolved),
     );
-    const chunks: TspCommand[][] = [];
-    for (let i = 0; i < cmdList.length; i += 10) {
-      chunks.push(cmdList.slice(i, i + 10));
-    }
-    for (const chunk of chunks) {
-      const promiseCommands = chunk.map((tspCommand) => executeCommand(tspCommand));
-      await Promise.all(promiseCommands);
-    }
+    const PromiseCommands = cmdList.map((tspCommand) => executeCommand(tspCommand));
+    await Promise.all(PromiseCommands);
   }
 }
 

packages/http-client-python/eng/scripts/setup/install.py

@@ -47,11 +47,6 @@ def main():
         venv_context = env_builder.context
 
         python_run(venv_context, "pip", ["install", "-U", "pip"])
-        python_run(
-            venv_context,
-            "pip",
-            ["install", "-r", f"{_ROOT_DIR}/generator/requirements.txt"],
-        )
         python_run(venv_context, "pip", ["install", "-e", f"{_ROOT_DIR}/generator"])
 
 

packages/http-client-python/eng/scripts/setup/install.ts

@@ -1,7 +1,3 @@
-import fs from "fs";
-import path, { dirname } from "path";
-import { loadPyodide } from "pyodide";
-import { fileURLToPath } from "url";
 import { runPython3 } from "./run-python3.js";
 
 async function main() {
@@ -10,23 +6,7 @@ async function main() {
     console.log("Found Python on your local environment and created a venv with all requirements."); // eslint-disable-line no-console
   } catch (error) {
     console.log("No Python found on your local environment. We will use Pyodide instead."); // eslint-disable-line no-console
-  } finally {
-    await installPyodideDeps();
-    console.log("Successfully installed all required Python packages in Pyodide"); // eslint-disable-line no-console
   }
 }
 
-async function installPyodideDeps() {
-  const root = path.join(dirname(fileURLToPath(import.meta.url)), "..", "..", "..");
-  const pyodide = await loadPyodide({
-    indexURL: path.dirname(fileURLToPath(import.meta.resolve("pyodide"))),
-  });
-  await pyodide.loadPackage("micropip");
-  const micropip = pyodide.pyimport("micropip");
-  const requirementsPath = path.join(root, "generator", "requirements.txt");
-  const requirementsText = fs.readFileSync(requirementsPath, "utf-8");
-  const requirementsArray = requirementsText.split("\n").filter((line) => line.trim() !== "");
-  await micropip.install(requirementsArray);
-}
-
 main();