Update app.py

app.py

@@ -11,15 +11,63 @@ from comfy import model_management
 
 # Download required models
 t5_path = hf_hub_download(repo_id="comfyanonymous/flux_text_encoders", filename="t5xxl_fp8_e4m3fn.safetensors", local_dir="models/text_encoders/")
-vae_path = hf_hub_download(repo_id="lodestones/Chroma", filename="ae.safetensors", local_dir="models/vae")
+vae_path = hf_hub_download(repo_id="black-forest-labs/FLUX.1-dev", filename="ae.safetensors", local_dir="models/vae")
 unet_path = hf_hub_download(repo_id="lodestones/Chroma", filename="chroma-unlocked-v31.safetensors", local_dir="models/unet")
 
-# Import the workflow functions
-from my_workflow import (
-    get_value_at_index,
-    add_comfyui_directory_to_sys_path,
-    add_extra_model_paths,
-    import_custom_nodes,
+# Utility functions
+def get_value_at_index(obj: Union[Sequence, Mapping], index: int) -> Any:
+    try:
+        return obj[index]
+    except KeyError:
+        return obj["result"][index]
+
+def find_path(name: str, path: str = None) -> str:
+    if path is None:
+        path = os.getcwd()
+    if name in os.listdir(path):
+        path_name = os.path.join(path, name)
+        print(f"{name} found: {path_name}")
+        return path_name
+    parent_directory = os.path.dirname(path)
+    if parent_directory == path:
+        return None
+    return find_path(name, parent_directory)
+
+def add_comfyui_directory_to_sys_path() -> None:
+    comfyui_path = find_path("ComfyUI")
+    if comfyui_path is not None and os.path.isdir(comfyui_path):
+        sys.path.append(comfyui_path)
+        print(f"'{comfyui_path}' added to sys.path")
+
+def add_extra_model_paths() -> None:
+    try:
+        from main import load_extra_path_config
+    except ImportError:
+        from utils.extra_config import load_extra_path_config
+    extra_model_paths = find_path("extra_model_paths.yaml")
+    if extra_model_paths is not None:
+        load_extra_path_config(extra_model_paths)
+    else:
+        print("Could not find the extra_model_paths config file.")
+
+def import_custom_nodes() -> None:
+    import asyncio
+    import execution
+    from nodes import init_extra_nodes
+    import server
+    loop = asyncio.new_event_loop()
+    asyncio.set_event_loop(loop)
+    server_instance = server.PromptServer(loop)
+    execution.PromptQueue(server_instance)
+    init_extra_nodes()
+
+# Initialize paths
+add_comfyui_directory_to_sys_path()
+add_extra_model_paths()
+import_custom_nodes()
+
+# Import all necessary nodes
+from nodes import (
     NODE_CLASS_MAPPINGS,
     CLIPTextEncode,
     CLIPLoader,
@@ -29,11 +77,6 @@ from my_workflow import (
     SaveImage,
 )
 
-# Initialize ComfyUI
-add_comfyui_directory_to_sys_path()
-add_extra_model_paths()
-import_custom_nodes()
-
 # Initialize all model loaders outside the function
 randomnoise = NODE_CLASS_MAPPINGS["RandomNoise"]()
 emptysd3latentimage = NODE_CLASS_MAPPINGS["EmptySD3LatentImage"]()