adding parity test file

Author: prishajain1

parity_ltx2_maxdiffusion.py

@@ -130,7 +130,13 @@ def main():
     pipe = LTX2Pipeline.from_pretrained(config)
 
     prompt = getattr(config, "prompt", "A man in a brightly lit room...")
+    if isinstance(prompt, (list, tuple)):
+        prompt = ", ".join(str(p) for p in prompt)
+    
     negative_prompt = getattr(config, "negative_prompt", "shaky, glitchy, low quality...")
+    if isinstance(negative_prompt, (list, tuple)):
+        negative_prompt = ", ".join(str(p) for p in negative_prompt)
+        
     height = getattr(config, "height", 512)
     width = getattr(config, "width", 768)
     num_frames = getattr(config, "num_frames", 121)