139 lines
3.7 KiB
HTML
139 lines
3.7 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Python Web Executor</title>
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<script src="https://cdn.jsdelivr.net/pyodide/v0.24.0/full/pyodide.js"></script>
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<style>
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body {
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font-family: Arial, sans-serif;
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text-align: center;
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}
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textarea {
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width: 80%;
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height: 150px;
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}
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button {
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margin-top: 10px;
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}
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pre {
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background: #f4f4f4;
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padding: 10px;
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}
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</style>
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</head>
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<body>
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<h2>Python Web Executor</h2>
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<textarea id="code" placeholder="Write Python code here..."></textarea><br>
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<button onclick="runPython()">Run</button>
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<h3>Console Output:</h3>
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<pre id="console-output"></pre>
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<script>
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async function loadPyodideAndSetup() {
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window.pyodide = await loadPyodide();
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// Define the external JavaScript print function
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function jsPrint(text) {
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console.log(text); // Log to the browser console
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const outputElement = document.getElementById("console-output");
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outputElement.textContent += text + "\n"; // Append to visible console
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}
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// Expose jsPrint to Python
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window.jsPrint = jsPrint;
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// Redirect Python's stdout to JavaScript and override time.sleep()
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await pyodide.runPythonAsync(`
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import asyncio
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import time
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import sys
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from js import jsPrint
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class JSConsoleWriter:
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def write(self, text):
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jsPrint(text)
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def flush(self):
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pass
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sys.stdout = JSConsoleWriter()
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# Override time.sleep to add periodic yielding
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def sleep(seconds):
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loop = asyncio.get_event_loop()
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if loop.is_running():
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# If we're inside an async environment, yield control back to browser
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coro = asyncio.sleep(seconds)
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loop.run_until_complete(coro)
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time.sleep(seconds)
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else:
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# Fallback for non-async environments
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print(":-(")
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time.sleep(seconds)
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#time.sleep = non_blocking_sleep
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`);
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}
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// JavaScript functions for controlling the tank
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function fire2() {
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console.log("Tank fired!");
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document.getElementById("console-output").textContent += "Tank fired!\n";
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}
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function move_forward() {
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console.log("Tank moved forward!");
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document.getElementById("console-output").textContent += "Tank moved forward!\n";
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}
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async function runPython() {
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let code = document.getElementById("code").value;
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let consoleOutput = document.getElementById("console-output");
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consoleOutput.textContent = ""; // Clear the console before running
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try {
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// Define a helper function in Python to yield back control
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await pyodide.runPythonAsync(`
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import sys
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import time
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from js import jsPrint
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class JSConsoleWriter:
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def write(self, text):
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jsPrint(text)
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def flush(self):
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pass
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sys.stdout = JSConsoleWriter()
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`);
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// Run the user code directly, no wrapping or indentation modification
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await pyodide.runPythonAsync(code);
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// Introduce periodic yielding back to the browser
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for (let i = 0; i < code.split("\n").length; i++) {
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await new Promise(resolve => setTimeout(resolve, 0)); // Yield to the browser
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}
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} catch (err) {
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consoleOutput.textContent += "Error: " + err + "\n";
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}
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}
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loadPyodideAndSetup();
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</script>
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</body>
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</html> |