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import os
import sys
import shutil
import threading
import asyncio
if os.name == "nt":
import logging
logging.getLogger("xformers").addFilter(lambda record: 'A matching Triton is not available' not in record.getMessage())
if __name__ == "__main__":
if '--help' in sys.argv:
print()
print("Valid Command line Arguments:")
print("\t--listen [ip]\t\t\tListen on ip or 0.0.0.0 if none given so the UI can be accessed from other computers.")
print("\t--port 8188\t\t\tSet the listen port.")
print()
print("\t--extra-model-paths-config file.yaml\tload an extra_model_paths.yaml file.")
print()
print()
print("\t--dont-upcast-attention\t\tDisable upcasting of attention \n\t\t\t\t\tcan boost speed but increase the chances of black images.\n")
print("\t--use-split-cross-attention\tUse the split cross attention optimization instead of the sub-quadratic one.\n\t\t\t\t\tIgnored when xformers is used.")
print("\t--use-pytorch-cross-attention\tUse the new pytorch 2.0 cross attention function.")
print("\t--disable-xformers\t\tdisables xformers")
print("\t--cuda-device 1\t\tSet the id of the cuda device this instance will use.")
print()
print("\t--highvram\t\t\tBy default models will be unloaded to CPU memory after being used.\n\t\t\t\t\tThis option keeps them in GPU memory.\n")
print("\t--normalvram\t\t\tUsed to force normal vram use if lowvram gets automatically enabled.")
print("\t--lowvram\t\t\tSplit the unet in parts to use less vram.")
print("\t--novram\t\t\tWhen lowvram isn't enough.")
print()
print("\t--cpu\t\t\tTo use the CPU for everything (slow).")
exit()
if '--dont-upcast-attention' in sys.argv:
print("disabling upcasting of attention")
os.environ['ATTN_PRECISION'] = "fp16"
try:
index = sys.argv.index('--cuda-device')
device = sys.argv[index + 1]
os.environ['CUDA_VISIBLE_DEVICES'] = device
print("Set cuda device to:", device)
except:
pass
from nodes import init_custom_nodes
import execution
import server
import folder_paths
import yaml
def prompt_worker(q, server):
e = execution.PromptExecutor(server)
while True:
item, item_id = q.get()
e.execute(item[-2], item[-1])
q.task_done(item_id, e.outputs)
async def run(server, address='', port=8188, verbose=True, call_on_start=None):
await asyncio.gather(server.start(address, port, verbose, call_on_start), server.publish_loop())
def hijack_progress(server):
from tqdm.auto import tqdm
orig_func = getattr(tqdm, "update")
def wrapped_func(*args, **kwargs):
pbar = args[0]
v = orig_func(*args, **kwargs)
server.send_sync("progress", { "value": pbar.n, "max": pbar.total}, server.client_id)
return v
setattr(tqdm, "update", wrapped_func)
def cleanup_temp():
temp_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), "temp")
if os.path.exists(temp_dir):
shutil.rmtree(temp_dir, ignore_errors=True)
def load_extra_path_config(yaml_path):
with open(yaml_path, 'r') as stream:
config = yaml.safe_load(stream)
for c in config:
conf = config[c]
if conf is None:
continue
base_path = None
if "base_path" in conf:
base_path = conf.pop("base_path")
for x in conf:
for y in conf[x].split("\n"):
if len(y) == 0:
continue
full_path = y
if base_path is not None:
full_path = os.path.join(base_path, full_path)
print("Adding extra search path", x, full_path)
folder_paths.add_model_folder_path(x, full_path)
if __name__ == "__main__":
cleanup_temp()
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
server = server.PromptServer(loop)
q = execution.PromptQueue(server)
init_custom_nodes()
server.add_routes()
hijack_progress(server)
threading.Thread(target=prompt_worker, daemon=True, args=(q,server,)).start()
try:
address = '0.0.0.0'
p_index = sys.argv.index('--listen')
try:
ip = sys.argv[p_index + 1]
if ip[:2] != '--':
address = ip
except:
pass
except:
address = '127.0.0.1'
dont_print = False
if '--dont-print-server' in sys.argv:
dont_print = True
extra_model_paths_config_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), "extra_model_paths.yaml")
if os.path.isfile(extra_model_paths_config_path):
load_extra_path_config(extra_model_paths_config_path)
if '--extra-model-paths-config' in sys.argv:
indices = [(i + 1) for i in range(len(sys.argv) - 1) if sys.argv[i] == '--extra-model-paths-config']
for i in indices:
load_extra_path_config(sys.argv[i])
port = 8188
try:
p_index = sys.argv.index('--port')
port = int(sys.argv[p_index + 1])
except:
pass
if '--quick-test-for-ci' in sys.argv:
exit(0)
call_on_start = None
if "--windows-standalone-build" in sys.argv:
def startup_server(address, port):
import webbrowser
webbrowser.open("http://{}:{}".format(address, port))
call_on_start = startup_server
if os.name == "nt":
try:
loop.run_until_complete(run(server, address=address, port=port, verbose=not dont_print, call_on_start=call_on_start))
except KeyboardInterrupt:
pass
else:
loop.run_until_complete(run(server, address=address, port=port, verbose=not dont_print, call_on_start=call_on_start))
cleanup_temp()
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