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Zero
Restarting
on
Zero
import os | |
from typing import Sequence, Mapping, Any, Union | |
import sys | |
sys.path.append('../') | |
args = None | |
def import_custom_nodes() -> None: | |
"""Find all custom nodes in the custom_nodes folder and add those node objects to NODE_CLASS_MAPPINGS | |
This function sets up a new asyncio event loop, initializes the PromptServer, | |
creates a PromptQueue, and initializes the custom nodes. | |
""" | |
import asyncio | |
import execution | |
from nodes import init_extra_nodes | |
import server | |
# Creating a new event loop and setting it as the default loop | |
loop = asyncio.new_event_loop() | |
asyncio.set_event_loop(loop) | |
# Creating an instance of PromptServer with the loop | |
server_instance = server.PromptServer(loop) | |
execution.PromptQueue(server_instance) | |
# Initializing custom nodes | |
init_extra_nodes(init_custom_nodes=True) | |
def find_path(name: str, path: str = None) -> str: | |
""" | |
Recursively looks at parent folders starting from the given path until it finds the given name. | |
Returns the path as a Path object if found, or None otherwise. | |
""" | |
# If no path is given, use the current working directory | |
if path is None: | |
if args is None or args.comfyui_directory is None: | |
path = os.getcwd() | |
else: | |
path = args.comfyui_directory | |
# Check if the current directory contains the name | |
if name in os.listdir(path): | |
path_name = os.path.join(path, name) | |
print(f"{name} found: {path_name}") | |
return path_name | |
# Get the parent directory | |
parent_directory = os.path.dirname(path) | |
# If the parent directory is the same as the current directory, we've reached the root and stop the search | |
if parent_directory == path: | |
return None | |
# Recursively call the function with the parent directory | |
return find_path(name, parent_directory) | |
def add_comfyui_directory_to_sys_path() -> None: | |
""" | |
Add 'ComfyUI' to the sys.path | |
""" | |
comfyui_path = find_path('ComfyUI') | |
if comfyui_path is not None and os.path.isdir(comfyui_path): | |
sys.path.append(comfyui_path) | |
import __main__ | |
if getattr(__main__, "__file__", None) is None: | |
__main__.__file__ = os.path.join(comfyui_path, "main.py") | |
print(f"'{comfyui_path}' added to sys.path") | |
def add_extra_model_paths() -> None: | |
""" | |
Parse the optional extra_model_paths.yaml file and add the parsed paths to the sys.path. | |
""" | |
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 get_value_at_index(obj: Union[Sequence, Mapping], index: int) -> Any: | |
"""Returns the value at the given index of a sequence or mapping. | |
If the object is a sequence (like list or string), returns the value at the given index. | |
If the object is a mapping (like a dictionary), returns the value at the index-th key. | |
Some return a dictionary, in these cases, we look for the "results" key | |
Args: | |
obj (Union[Sequence, Mapping]): The object to retrieve the value from. | |
index (int): The index of the value to retrieve. | |
Returns: | |
Any: The value at the given index. | |
Raises: | |
IndexError: If the index is out of bounds for the object and the object is not a mapping. | |
""" | |
try: | |
return obj[index] | |
except KeyError: | |
return obj['result'][index] | |
def parse_arg(s: Any): | |
""" Parses a JSON string, returning it unchanged if the parsing fails. """ | |
if __name__ == "__main__" or not isinstance(s, str): | |
return s | |
try: | |
return json.loads(s) | |
except json.JSONDecodeError: | |
return s | |
def save_image_wrapper(context, cls): | |
if args.output is None: return cls | |
from PIL import Image, ImageOps, ImageSequence | |
from PIL.PngImagePlugin import PngInfo | |
import numpy as np | |
class WrappedSaveImage(cls): | |
counter = 0 | |
def save_images(self, images, filename_prefix="ComfyUI", prompt=None, extra_pnginfo=None): | |
if args.output is None: | |
return super().save_images(images, filename_prefix, prompt, extra_pnginfo) | |
else: | |
if len(images) > 1 and args.output == "-": | |
raise ValueError("Cannot save multiple images to stdout") | |
filename_prefix += self.prefix_append | |
results = list() | |
for (batch_number, image) in enumerate(images): | |
i = 255. * image.cpu().numpy() | |
img = Image.fromarray(np.clip(i, 0, 255).astype(np.uint8)) | |
metadata = None | |
if not args.disable_metadata: | |
metadata = PngInfo() | |
if prompt is not None: | |
metadata.add_text("prompt", json.dumps(prompt)) | |
if extra_pnginfo is not None: | |
for x in extra_pnginfo: | |
metadata.add_text(x, json.dumps(extra_pnginfo[x])) | |
if args.output == "-": | |
# Hack to briefly restore stdout | |
if context is not None: | |
context.__exit__(None, None, None) | |
try: | |
img.save(sys.stdout.buffer, format="png", pnginfo=metadata, compress_level=self.compress_level) | |
finally: | |
if context is not None: | |
context.__enter__() | |
else: | |
subfolder = "" | |
if len(images) == 1: | |
if os.path.isdir(args.output): | |
subfolder = args.output | |
file = "output.png" | |
else: | |
subfolder, file = os.path.split(args.output) | |
if subfolder == "": | |
subfolder = os.getcwd() | |
else: | |
if os.path.isdir(args.output): | |
subfolder = args.output | |
file = filename_prefix | |
else: | |
subfolder, file = os.path.split(args.output) | |
if subfolder == "": | |
subfolder = os.getcwd() | |
files = os.listdir(subfolder) | |
file_pattern = file | |
while True: | |
filename_with_batch_num = file_pattern.replace("%batch_num%", str(batch_number)) | |
file = f"{filename_with_batch_num}_{self.counter:05}.png" | |
self.counter += 1 | |
if file not in files: | |
break | |
img.save(os.path.join(subfolder, file), pnginfo=metadata, compress_level=self.compress_level) | |
print("Saved image to", os.path.join(subfolder, file)) | |
results.append({ | |
"filename": file, | |
"subfolder": subfolder, | |
"type": self.type | |
}) | |
return {"ui": {"images": results}} | |
return WrappedSaveImage | |