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import os
import json
import platform
import gradio as gr
from PIL import Image
from gradio import context
from modules import shared, script_callbacks, scripts
from modules.shared import list_checkpoint_tiles, refresh_checkpoints
from modules.ui import create_refresh_button
from modules.generation_parameters_copypaste import (
registered_param_bindings,
create_buttons,
register_paste_params_button,
connect_paste_params_buttons,
ParamBinding,
)
from agent_scheduler.task_runner import (
TaskRunner,
get_instance,
task_history_retenion_map,
)
from agent_scheduler.helpers import (
log,
compare_components_with_ids,
get_components_by_ids,
)
from agent_scheduler.db import init as init_db, task_manager, TaskStatus
from agent_scheduler.api import regsiter_apis
task_runner: TaskRunner = None
checkpoint_current = "Current Checkpoint"
checkpoint_runtime = "Runtime Checkpoint"
ui_placement_as_tab = "As a tab"
ui_placement_append_to_main = "Append to main UI"
placement_under_generate = "Under Generate button"
placement_between_prompt_and_generate = "Between Prompt and Generate button"
task_filter_choices = ["All", "Bookmarked", "Done", "Failed", "Interrupted"]
is_macos = platform.system() == "Darwin"
enqueue_key_modifiers = [
"Command" if is_macos else "Ctrl",
"Control" if is_macos else "Alt",
"Shift",
]
enqueue_default_hotkey = enqueue_key_modifiers[0] + "+KeyE"
enqueue_key_codes = {}
enqueue_key_codes.update(
{chr(i): "Key" + chr(i) for i in range(ord("A"), ord("Z") + 1)}
)
enqueue_key_codes.update(
{chr(i): "Digit" + chr(i) for i in range(ord("0"), ord("9") + 1)}
)
enqueue_key_codes.update({"`": "Backquote", "Enter": "Enter"})
init_db()
class Script(scripts.Script):
def __init__(self):
super().__init__()
script_callbacks.on_app_started(lambda block, _: self.on_app_started(block))
self.checkpoint_override = checkpoint_current
self.generate_button = None
self.enqueue_row = None
self.checkpoint_dropdown = None
self.submit_button = None
def title(self):
return "Agent Scheduler"
def show(self, is_img2img):
return scripts.AlwaysVisible
def on_checkpoint_changed(self, checkpoint):
self.checkpoint_override = checkpoint
def after_component(self, component, **_kwargs):
generate_id = "txt2img_generate" if self.is_txt2img else "img2img_generate"
neg_id = "txt2img_neg_prompt" if self.is_txt2img else "img2img_neg_prompt"
if component.elem_id == generate_id:
self.generate_button = component
if (
getattr(shared.opts, "queue_button_placement", placement_under_generate)
== placement_under_generate
):
self.add_enqueue_button()
component.parent.children.pop()
component.parent.parent.add(self.enqueue_row)
return
if (
component.elem_id == neg_id
and getattr(shared.opts, "queue_button_placement", placement_under_generate)
== placement_between_prompt_and_generate
):
toprow = component.parent.parent.parent.parent.parent
self.add_enqueue_button()
component.parent.children.pop()
toprow.add(self.enqueue_row)
def on_app_started(self, block):
if self.generate_button is not None:
self.bind_enqueue_button(block)
def add_enqueue_button(self):
id_part = "img2img" if self.is_img2img else "txt2img"
with gr.Row(elem_id=f"{id_part}_enqueue_wrapper") as row:
self.enqueue_row = row
if not getattr(shared.opts, "queue_button_hide_checkpoint", True):
self.checkpoint_dropdown = gr.Dropdown(
choices=get_checkpoint_choices(),
value=checkpoint_current,
show_label=False,
interactive=True,
)
create_refresh_button(
self.checkpoint_dropdown,
refresh_checkpoints,
lambda: {"choices": get_checkpoint_choices()},
f"refresh_{id_part}_checkpoint",
)
self.submit_button = gr.Button(
"Enqueue", elem_id=f"{id_part}_enqueue", variant="primary"
)
def bind_enqueue_button(self, root: gr.Blocks):
generate = self.generate_button
is_img2img = self.is_img2img
dependencies: list[dict] = [
x
for x in root.dependencies
if x["trigger"] == "click" and generate._id in x["targets"]
]
dependency: dict = None
cnet_dependency: dict = None
UiControlNetUnit = None
for d in dependencies:
if len(d["outputs"]) == 1:
outputs = get_components_by_ids(root, d["outputs"])
output = outputs[0]
if (
isinstance(output, gr.State)
and type(output.value).__name__ == "UiControlNetUnit"
):
cnet_dependency = d
UiControlNetUnit = type(output.value)
elif len(d["outputs"]) == 4:
dependency = d
with root:
if self.checkpoint_dropdown is not None:
self.checkpoint_dropdown.change(
fn=self.on_checkpoint_changed, inputs=[self.checkpoint_dropdown]
)
fn_block = next(
fn
for fn in root.fns
if compare_components_with_ids(fn.inputs, dependency["inputs"])
)
fn = self.wrap_register_ui_task()
args = dict(
fn=fn,
_js="submit_enqueue_img2img" if is_img2img else "submit_enqueue",
inputs=fn_block.inputs,
outputs=None,
show_progress=False,
)
self.submit_button.click(**args)
if cnet_dependency is not None:
cnet_fn_block = next(
fn
for fn in root.fns
if compare_components_with_ids(fn.inputs, cnet_dependency["inputs"])
)
self.submit_button.click(
fn=UiControlNetUnit,
inputs=cnet_fn_block.inputs,
outputs=cnet_fn_block.outputs,
queue=False,
)
def wrap_register_ui_task(self):
def f(*args, **kwargs):
if len(args) == 0 and len(kwargs) == 0:
raise Exception("Invalid call")
if len(args) > 0 and type(args[0]) == str:
task_id = args[0]
else:
# not a task, exit
return (None, "", "<p>Invalid params</p>", "")
checkpoint = None
if self.checkpoint_override == checkpoint_current:
checkpoint = shared.sd_model.sd_checkpoint_info.title
elif self.checkpoint_override != checkpoint_runtime:
checkpoint = self.checkpoint_override
task_runner.register_ui_task(
task_id, self.is_img2img, *args, checkpoint=checkpoint
)
task_runner.execute_pending_tasks_threading()
return f
def get_checkpoint_choices():
choices = [checkpoint_current, checkpoint_runtime]
choices.extend(list_checkpoint_tiles())
return choices
def get_task_results(task_id: str, image_idx: int = None):
task = task_manager.get_task(task_id)
galerry = None
infotexts = None
if task is None:
pass
elif task.status != TaskStatus.DONE:
infotexts = f"Status: {task.status}"
if task.status == TaskStatus.FAILED and task.result:
infotexts += f"\nError: {task.result}"
elif task.status == TaskStatus.DONE:
try:
result: dict = json.loads(task.result)
images = result.get("images", [])
infos = result.get("infotexts", [])
galerry = (
[Image.open(i) for i in images if os.path.exists(i)]
if image_idx is None
else gr.update()
)
idx = image_idx if image_idx is not None else 0
if len(infos) == len(images):
infotexts = infos[idx]
else:
infotexts = "\n".join(infos).split("Prompt: ")[1:][idx]
except Exception as e:
log.error(f"[AgentScheduler] Failed to load task result")
log.error(e)
infotexts = f"Failed to load task result: {str(e)}"
res = (
gr.Textbox.update(infotexts, visible=infotexts is not None),
gr.Row.update(visible=galerry is not None),
)
return res if image_idx is not None else (galerry,) + res
def on_ui_tab(**_kwargs):
with gr.Blocks(analytics_enabled=False) as scheduler_tab:
with gr.Tabs(elem_id="agent_scheduler_tabs"):
with gr.Tab(
"Task Queue", id=0, elem_id="agent_scheduler_pending_tasks_tab"
):
with gr.Row(elem_id="agent_scheduler_pending_tasks_wrapper"):
with gr.Column(scale=1):
with gr.Group(elem_id="agent_scheduler_pending_tasks_actions"):
paused = getattr(shared.opts, "queue_paused", False)
gr.Button(
"Pause",
elem_id="agent_scheduler_action_pause",
variant="stop",
visible=not paused,
)
gr.Button(
"Resume",
elem_id="agent_scheduler_action_resume",
variant="primary",
visible=paused,
)
gr.Button(
"Refresh",
elem_id="agent_scheduler_action_reload",
variant="secondary",
)
gr.HTML('<div id="agent_scheduler_action_search"></div>')
gr.HTML(
'<div id="agent_scheduler_pending_tasks_grid" class="ag-theme-alpine"></div>'
)
with gr.Column(scale=1):
gr.Gallery(
elem_id="agent_scheduler_current_task_images",
label="Output",
show_label=False,
).style(columns=2, object_fit="contain")
with gr.Tab("Task History", id=1, elem_id="agent_scheduler_history_tab"):
with gr.Row(elem_id="agent_scheduler_history_wrapper"):
with gr.Column(scale=1):
with gr.Group(elem_id="agent_scheduler_history_actions"):
gr.Button(
"Refresh",
elem_id="agent_scheduler_action_refresh_history",
elem_classes="agent_scheduler_action_refresh",
variant="secondary",
)
status = gr.Dropdown(
elem_id="agent_scheduler_status_filter",
choices=task_filter_choices,
value="All",
show_label=False,
)
gr.HTML(
'<div id="agent_scheduler_action_search_history"></div>'
)
gr.HTML(
'<div id="agent_scheduler_history_tasks_grid" class="ag-theme-alpine"></div>'
)
with gr.Column(scale=1, elem_id="agent_scheduler_history_results"):
galerry = gr.Gallery(
elem_id="agent_scheduler_history_gallery",
label="Output",
show_label=False,
).style(columns=2, object_fit="contain", preview=True)
gen_info = gr.TextArea(
label="Generation Info",
elem_id=f"agent_scheduler_history_gen_info",
interactive=False,
visible=True,
lines=3,
)
with gr.Row(
elem_id="agent_scheduler_history_result_actions",
visible=False,
) as result_actions:
try:
send_to_buttons = create_buttons(
["txt2img", "img2img", "inpaint", "extras"]
)
except:
pass
selected_task = gr.Textbox(
elem_id="agent_scheduler_history_selected_task",
visible=False,
show_label=False,
)
selected_task_id = gr.Textbox(
elem_id="agent_scheduler_history_selected_image",
visible=False,
show_label=False,
)
# register event handlers
status.change(
fn=lambda x: None,
_js="agent_scheduler_status_filter_changed",
inputs=[status],
)
selected_task.change(
fn=get_task_results,
inputs=[selected_task],
outputs=[galerry, gen_info, result_actions],
)
selected_task_id.change(
fn=lambda x, y: get_task_results(x, image_idx=int(y)),
inputs=[selected_task, selected_task_id],
outputs=[gen_info, result_actions],
)
try:
for paste_tabname, paste_button in send_to_buttons.items():
register_paste_params_button(
ParamBinding(
paste_button=paste_button,
tabname=paste_tabname,
source_text_component=gen_info,
source_image_component=galerry,
)
)
except:
pass
return [(scheduler_tab, "Agent Scheduler", "agent_scheduler")]
def on_ui_settings():
section = ("agent_scheduler", "Agent Scheduler")
shared.opts.add_option(
"queue_paused",
shared.OptionInfo(
False,
"Disable queue auto-processing",
gr.Checkbox,
{"interactive": True},
section=section,
),
)
shared.opts.add_option(
"queue_button_placement",
shared.OptionInfo(
placement_under_generate,
"Queue button placement",
gr.Radio,
lambda: {
"choices": [
placement_under_generate,
placement_between_prompt_and_generate,
]
},
section=section,
),
)
shared.opts.add_option(
"queue_button_hide_checkpoint",
shared.OptionInfo(
True,
"Hide the checkpoint dropdown",
gr.Checkbox,
{},
section=section,
),
)
shared.opts.add_option(
"queue_history_retention_days",
shared.OptionInfo(
"30 days",
"Auto delete queue history (bookmarked tasks excluded)",
gr.Radio,
lambda: {
"choices": list(task_history_retenion_map.keys()),
},
section=section,
),
)
def enqueue_keyboard_shortcut(disabled: bool, modifiers: list[str], key_code: str):
if disabled:
modifiers.insert(0, "Disabled")
shortcut = "+".join(sorted(modifiers) + [enqueue_key_codes[key_code]])
return (
shortcut,
gr.CheckboxGroup.update(interactive=not disabled),
gr.Dropdown.update(interactive=not disabled),
)
def enqueue_keyboard_shortcut_ui(**_kwargs):
value = _kwargs.get("value", enqueue_default_hotkey)
parts = value.split("+")
key = parts.pop()
key_code_value = [k for k, v in enqueue_key_codes.items() if v == key]
modifiers = [m for m in parts if m in enqueue_key_modifiers]
disabled = "Disabled" in value
with gr.Group(elem_id="enqueue_keyboard_shortcut_wrapper"):
modifiers = gr.CheckboxGroup(
enqueue_key_modifiers,
value=modifiers,
label="Enqueue keyboard shortcut",
elem_id="enqueue_keyboard_shortcut_modifiers",
interactive=not disabled,
)
key_code = gr.Dropdown(
choices=list(enqueue_key_codes.keys()),
value="E" if len(key_code_value) == 0 else key_code_value[0],
elem_id="enqueue_keyboard_shortcut_key",
label="Key",
interactive=not disabled,
)
shortcut = gr.Textbox(**_kwargs)
disable = gr.Checkbox(
value=disabled,
label="Disable keyboard shortcut",
elem_id="enqueue_keyboard_shortcut_disable",
)
modifiers.change(
fn=enqueue_keyboard_shortcut,
inputs=[disable, modifiers, key_code],
outputs=[shortcut, modifiers, key_code],
)
key_code.change(
fn=enqueue_keyboard_shortcut,
inputs=[disable, modifiers, key_code],
outputs=[shortcut, modifiers, key_code],
)
disable.change(
fn=enqueue_keyboard_shortcut,
inputs=[disable, modifiers, key_code],
outputs=[shortcut, modifiers, key_code],
)
return shortcut
shared.opts.add_option(
"queue_keyboard_shortcut",
shared.OptionInfo(
enqueue_default_hotkey,
"Enqueue keyboard shortcut",
enqueue_keyboard_shortcut_ui,
{
"interactive": False,
},
section=section,
),
)
shared.opts.add_option(
"queue_ui_placement",
shared.OptionInfo(
ui_placement_as_tab,
"Task queue UI placement",
gr.Radio,
lambda: {
"choices": [
ui_placement_as_tab,
ui_placement_append_to_main,
]
},
section=section,
),
)
def on_app_started(block: gr.Blocks, app):
global task_runner
task_runner = get_instance(block)
task_runner.execute_pending_tasks_threading()
regsiter_apis(app, task_runner)
if (
getattr(shared.opts, "queue_ui_placement", "") == ui_placement_append_to_main
and block
):
with block:
with block.children[1]:
bindings = registered_param_bindings.copy()
registered_param_bindings.clear()
on_ui_tab()
connect_paste_params_buttons()
registered_param_bindings.extend(bindings)
if getattr(shared.opts, "queue_ui_placement", "") != ui_placement_append_to_main:
script_callbacks.on_ui_tabs(on_ui_tab)
script_callbacks.on_ui_settings(on_ui_settings)
script_callbacks.on_app_started(on_app_started)
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