Create SelfHealing.py

SelfHealing.py

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+from transformers import LlamaForCausalLM, LlamaTokenizer
+import torch
+from playwright.sync_api import sync_playwright
+
+# Load LLaMA 2 model and tokenizer
+model_name = "meta-llama/Llama-2-7b-hf"  # Use appropriate LLaMA 2 model variant
+tokenizer = LlamaTokenizer.from_pretrained(model_name)
+model = LlamaForCausalLM.from_pretrained(model_name)
+
+# Example function to generate alternative locators using LLaMA 2
+def generate_alternative_locators(html_content, failed_locator):
+    prompt = f"""
+    The following HTML structure contains a failing locator: "{failed_locator}".
+    Suggest alternative XPaths or CSS selectors that could identify the same element.
+
+    HTML:
+    {html_content}
+    """
+
+    inputs = tokenizer(prompt, return_tensors="pt")
+    outputs = model.generate(inputs["input_ids"], max_length=500)
+
+    response = tokenizer.decode(outputs[0], skip_special_tokens=True)
+    suggestions = response.split("\n")  # Assuming each suggestion is on a new line
+
+    return suggestions
+
+# Example of self-healing process using Playwright and LLaMA 2 suggestions
+def attempt_self_healing(page, failed_locator: str):
+    # Retrieve HTML of the page
+    html = page.content()
+
+    # Get alternative locators from LLaMA 2
+    suggestions = generate_alternative_locators(html, failed_locator)
+    print("Suggested alternatives:", suggestions)
+
+    # Attempt to click with alternative locators
+    for locator in suggestions:
+        try:
+            page.locator(locator.strip()).click()
+            print(f"Self-healing successful with locator: {locator}")
+            return
+        except Exception as e:
+            print(f"Locator failed: {locator}, Error: {e}")
+
+    print("Self-healing failed. No valid locator found.")
+
+# Main Playwright script
+with sync_playwright() as p:
+    browser = p.chromium.launch()
+    page = browser.new_page()
+
+    page.goto("https://example.com")
+
+    # Assume we know the failed locator
+    failed_locator = "//button[@id='non-existent-button']"
+
+    # Try to heal the test
+    attempt_self_healing(page, failed_locator)
+
+    browser.close()