add edit 2511 example (#215)

Author: qzzz95

examples/qwen_image_edit_2511.py

@@ -0,0 +1,24 @@
+from diffsynth_engine import QwenImagePipeline, QwenImagePipelineConfig, fetch_model
+from PIL import Image
+
+if __name__ == "__main__":
+    # Configure pipeline with use_zero_cond_t=True for 2511 edit model
+    config = QwenImagePipelineConfig.basic_config(
+        model_path=fetch_model("Qwen/Qwen-Image-Edit-2511", revision="master", path="transformer/*.safetensors"),
+        encoder_path=fetch_model("Qwen/Qwen-Image-Edit-2511", revision="master", path="text_encoder/*.safetensors"),
+        vae_path=fetch_model("Qwen/Qwen-Image-Edit-2511", revision="master", path="vae/*.safetensors"),
+        parallelism=1,
+        use_zero_cond_t=True,  # Enable zero_cond_t for 2511 edit model
+    )
+
+    pipe = QwenImagePipeline.from_pretrained(config)
+
+    prompt = "把'通义千问'替换成'muse平台'"
+    input_images = [Image.open("input/qwen_image_edit_input.png")]
+    image = pipe(
+        prompt=prompt,
+        input_image=input_images,
+        seed=42,
+    )
+    image.save("image_edit_2511.png")
+    del pipe