wan2gp-studio / shared /deepy /controller.py
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from __future__ import annotations
import json
import secrets
import time
import traceback
from dataclasses import dataclass
from typing import Any, Callable
import gradio as gr
from shared.deepy.config import (
DEEPY_ENABLED_KEY,
DEEPY_VRAM_MODE_KEY,
DEEPY_VRAM_MODE_UNLOAD,
deepy_available,
deepy_requirement_met,
normalize_deepy_enabled,
normalize_deepy_vram_mode,
set_deepy_runtime_config,
)
from shared.deepy import ui_settings as deepy_ui_settings
from shared.deepy.debug_bootstrap import deepy_log_scope
from shared.deepy.engine import (
AssistantEngine,
AssistantRuntimeHooks,
begin_assistant_turn,
build_interruption_notice,
clear_assistant_session,
get_or_create_assistant_session,
mark_assistant_turn_message,
record_interruption_history,
request_assistant_interrupt,
request_assistant_reset,
set_assistant_debug,
set_assistant_tool_ui_settings,
tools as AssistantTools,
)
from shared.gradio import assistant_chat
from shared.utils.thread_utils import AsyncStream, async_run_in
_DEEPY_GPU_PROCESS_ID = "deepy"
_DEEPY_REQUIREMENT_TEXT = "Deepy requires Prompt Enhancer to be set to Qwen3.5VL Abliterated 4B or 9B."
_DEEPY_DISABLED_TEXT = "Deepy is disabled in Configuration > Deepy."
@dataclass(slots=True)
class DeepyDeps:
get_server_config: Callable[[], dict[str, Any]]
get_server_config_filename: Callable[[], str]
get_verbose_level: Callable[[], int]
resolve_prompt_enhancer_settings: Callable[..., tuple[Any, int]]
get_state_model_type: Callable[[Any], str]
get_model_def: Callable[[str], Any]
ensure_prompt_enhancer_loaded: Callable[..., tuple[Any, Any]]
unload_prompt_enhancer_runtime: Callable[[], None]
get_image_caption_model: Callable[[], Any]
get_image_caption_processor: Callable[[], Any]
get_enhancer_offloadobj: Callable[[], Any]
acquire_gpu: Callable[[Any], None]
release_gpu: Callable[..., None]
register_gpu_resident: Callable[..., None]
clear_gpu_resident: Callable[[Any], None]
get_new_refresh_id: Callable[[], Any]
get_gen_info: Callable[[Any], dict[str, Any]]
get_processed_queue: Callable[[dict[str, Any]], tuple[list[Any], list[Any], list[Any], list[Any]]]
get_output_filepath: Callable[[str, bool, bool], str]
record_file_metadata: Callable[..., Any]
exec_prompt_enhancer_engine: Callable[..., Any]
clear_queue_action: Callable[[Any], Any]
def _unload_prompt_enhancer_runtime(prompt_enhancer_image_caption_model, prompt_enhancer_llm_model) -> None:
from shared.prompt_enhancer import unload_prompt_enhancer_models
unload_prompt_enhancer_models(prompt_enhancer_image_caption_model, prompt_enhancer_llm_model)
class DeepyController:
def __init__(self, deps: DeepyDeps):
self._deps = deps
self._active_assistant_session: Any | None = None
def get_verbose_level(self) -> int:
try:
return int(self._deps.get_verbose_level() or 0)
except Exception:
return 0
def _sync_debug_enabled(self) -> bool:
try:
debug_enabled = int(self._deps.get_verbose_level() or 0) >= 2
except Exception:
debug_enabled = False
set_assistant_debug(debug_enabled)
return debug_enabled
def _server_config(self) -> dict[str, Any]:
return self._deps.get_server_config() or {}
def _persist_tool_ui_settings(self, normalized: dict[str, Any]) -> None:
server_config = self._server_config()
server_config_filename = str(self._deps.get_server_config_filename() or "").strip()
deepy_ui_settings.store_assistant_tool_ui_settings(server_config, normalized)
set_deepy_runtime_config(server_config, server_config_filename)
if len(server_config_filename) > 0:
with open(server_config_filename, "w", encoding="utf-8") as writer:
writer.write(json.dumps(server_config, indent=4))
gr.Info("New Deepy Setting Saved")
def _reset_foreign_active_session(self, session) -> bool:
active_session = self._active_assistant_session
if active_session is None or active_session is session:
return False
request_assistant_reset(active_session)
assistant_chat.reset_session_chat(active_session)
active_session.chat_html = ""
return True
@staticmethod
def _find_next_queued_user_message_id(session) -> str:
for record in list(session.chat_transcript or []):
if not isinstance(record, dict):
continue
if str(record.get("role", "")).strip().lower() != "user":
continue
if str(record.get("badge", "")).strip() != "Queued":
continue
message_id = str(record.get("id", "") or "").strip()
if len(message_id) > 0:
return message_id
return ""
def _cancel_next_queued_request(self, session) -> bool:
if int(session.queued_job_count or 0) <= 0:
return False
message_id = self._find_next_queued_user_message_id(session)
if len(message_id) == 0:
return False
user_text = assistant_chat.get_message_content(session, message_id)
interruption_notice = build_interruption_notice(user_text)
session.queued_job_count = max(0, int(session.queued_job_count or 0) - 1)
session.queued_cancel_count = max(0, int(session.queued_cancel_count or 0)) + 1
assistant_chat.set_message_badge(session, message_id, "Interrupted")
record_interruption_history(session, user_text, interruption_notice)
return True
def is_available(self) -> bool:
return deepy_available(self._server_config())
def requirement_error_text(self) -> str:
server_config = self._server_config()
if not deepy_requirement_met(server_config):
return _DEEPY_REQUIREMENT_TEXT
if not normalize_deepy_enabled(server_config.get(DEEPY_ENABLED_KEY, 0)):
return _DEEPY_DISABLED_TEXT
return ""
def get_vram_mode(self) -> str:
server_config = self._server_config()
return normalize_deepy_vram_mode(server_config.get(DEEPY_VRAM_MODE_KEY, DEEPY_VRAM_MODE_UNLOAD))
def _ensure_vision_loaded(self, override_profile=None):
self._deps.ensure_prompt_enhancer_loaded(override_profile=override_profile)
image_caption_model = self._deps.get_image_caption_model()
image_caption_processor = self._deps.get_image_caption_processor()
if image_caption_model is None or image_caption_processor is None:
raise gr.Error("Prompt enhancer vision runtime is not available.")
return image_caption_model, image_caption_processor
def _unload_weights(self) -> None:
enhancer_offloadobj = self._deps.get_enhancer_offloadobj()
if enhancer_offloadobj is not None:
enhancer_offloadobj.unload_all()
def _build_preload_release_callback(self) -> Callable[[], None]:
def _release_preloaded_runtime() -> None:
try:
self._deps.unload_prompt_enhancer_runtime()
finally:
self._unload_weights()
return _release_preloaded_runtime
def release_vram(self, state, clear_session_state = False, discard_runtime_snapshot = False):
session = get_or_create_assistant_session(state)
release_callback = session.release_vram_callback
session.release_vram_callback = None
session.discard_runtime_snapshot_on_release = bool(discard_runtime_snapshot)
self._deps.clear_gpu_resident(state)
try:
if callable(release_callback):
release_callback()
finally:
if discard_runtime_snapshot:
session.runtime_snapshot = None
if len(session.rendered_token_ids) == 0:
session.pending_replay_reason = ""
session.discard_runtime_snapshot_on_release = False
if clear_session_state:
clear_assistant_session(session)
def preload_cli_runtime(self, state, override_profile=None) -> dict[str, Any]:
self._sync_debug_enabled()
self._deps.clear_gpu_resident(state)
self._deps.acquire_gpu(state)
keep_resident = False
warmed_vllm = False
try:
model, _tokenizer = self._deps.ensure_prompt_enhancer_loaded(override_profile=override_profile)
from shared.prompt_enhancer import qwen35_text
if qwen35_text._use_vllm_prompt_enhancer(model):
engine = qwen35_text._get_or_create_vllm_engine(model, usage_mode="assistant")
engine.reserve_runtime(prompt_len=64, max_tokens=1, cfg_scale=1.0)
engine._ensure_llm()
llm = getattr(engine, "_llm", None)
if llm is None:
raise RuntimeError("Assistant NanoVLLM runtime is not available.")
llm.model_runner.ensure_runtime_ready()
engine.release_runtime_allocations()
warmed_vllm = True
keep_resident = True
return {"status": "ready", "warmed_vllm": warmed_vllm}
finally:
self._deps.release_gpu(
state,
keep_resident=keep_resident,
release_vram_callback=self._build_preload_release_callback() if keep_resident else None,
force_release_on_acquire=True,
)
def update_tool_ui_settings(self, state, *, auto_cancel_queue_tasks=None, separate_requests_with_empty_line=None, use_template_properties=None, width=None, height=None, num_frames=None, seed=None, video_with_speech_variant=None, image_generator_variant=None, image_editor_variant=None, video_generator_variant=None, speech_from_description_variant=None, speech_from_sample_variant=None, persist=False):
session = get_or_create_assistant_session(state)
normalized = set_assistant_tool_ui_settings(
session,
auto_cancel_queue_tasks=auto_cancel_queue_tasks,
separate_requests_with_empty_line=separate_requests_with_empty_line,
use_template_properties=use_template_properties,
width=width,
height=height,
num_frames=num_frames,
seed=seed,
video_with_speech_variant=video_with_speech_variant,
image_generator_variant=image_generator_variant,
image_editor_variant=image_editor_variant,
video_generator_variant=video_generator_variant,
speech_from_description_variant=speech_from_description_variant,
speech_from_sample_variant=speech_from_sample_variant,
)
if persist:
self._persist_tool_ui_settings(normalized)
return normalized
@staticmethod
def _split_request_blocks(text: str) -> list[str]:
normalized = str(text or "").replace("\r\n", "\n").replace("\r", "\n").strip()
if len(normalized) == 0:
return []
requests = []
current_lines = []
for raw_line in normalized.split("\n"):
if not raw_line.strip():
if current_lines:
requests.append("\n".join(current_lines).strip())
current_lines = []
continue
current_lines.append(raw_line.rstrip())
if current_lines:
requests.append("\n".join(current_lines).strip())
return [request for request in requests if len(request) > 0]
def _expand_assistant_requests(self, session, ask_request: Any) -> list[str]:
normalized_request = str(ask_request or "").strip()
if len(normalized_request) == 0:
return []
tool_ui_settings = deepy_ui_settings.normalize_assistant_tool_ui_settings(**session.tool_ui_settings) if isinstance(session.tool_ui_settings, dict) and len(session.tool_ui_settings) > 0 else deepy_ui_settings.get_persisted_assistant_tool_ui_settings(self._server_config())
if not tool_ui_settings["separate_requests_with_empty_line"]:
return [normalized_request]
return self._split_request_blocks(normalized_request) or [normalized_request]
def _queue_assistant_request(self, state, session, output_queue, ask_request: str, queued_epoch: int, *, queued: bool, precreate_assistant_turn: bool = False) -> None:
raw_send_cmd = output_queue.push
assistant_turn_id = ""
def send_cmd(cmd, data=None):
if queued_epoch != session.chat_epoch and cmd in {"chat_output", "load_queue_trigger", "refresh_gallery", "error"}:
return
raw_send_cmd(cmd, data)
session.queued_job_count += 1
user_message_id, _user_event = assistant_chat.add_user_message(session, ask_request, queued=queued)
if precreate_assistant_turn:
assistant_turn_id = assistant_chat.create_assistant_turn(session)
def queue_worker_func():
with deepy_log_scope(start_if_needed=True):
started_turn = False
if queued_epoch != session.chat_epoch:
if session.control_queue is output_queue:
session.control_queue = None
raw_send_cmd("exit", None)
return
if int(session.queued_cancel_count or 0) > 0:
session.queued_cancel_count = max(0, int(session.queued_cancel_count or 0) - 1)
assistant_chat.set_message_badge(session, user_message_id, "Interrupted")
if session.control_queue is output_queue and session.queued_job_count <= 0:
session.control_queue = None
raw_send_cmd("chat_output", assistant_chat.build_sync_event(session))
if session.queued_job_count > 0:
raw_send_cmd("chat_output", assistant_chat.build_status_event("Queued behind the current assistant task.", kind="queued"))
else:
raw_send_cmd("chat_output", assistant_chat.build_status_event(None, visible=False))
raw_send_cmd("exit", None)
return
session.queued_job_count = max(0, session.queued_job_count - 1)
session.interrupt_requested = False
session.control_queue = output_queue
session.worker_active = True
self._active_assistant_session = session
begin_assistant_turn(session, user_message_id, ask_request)
started_turn = True
assistant_chat.set_message_badge(session, user_message_id, None)
active_turn_id = assistant_turn_id or assistant_chat.create_assistant_turn(session)
mark_assistant_turn_message(session, active_turn_id)
send_cmd("chat_output", assistant_chat.build_sync_event(session))
my_tools = self.create_tools(state, send_cmd, session=session)
try:
self._deps.exec_prompt_enhancer_engine(state, "", None, "AK", [ask_request], None, None, False, False, 0, None, 3.5, send_cmd, my_tools)
except Exception as e:
traceback.print_exc()
error_turn_id = assistant_turn_id or assistant_chat.create_assistant_turn(session)
error_event = assistant_chat.set_assistant_content(session, error_turn_id, f"Assistant crashed: {e}")
if error_event is not None:
send_cmd("chat_output", error_event)
send_cmd("chat_output", assistant_chat.build_status_event(None, visible=False))
finally:
if self._active_assistant_session is session:
self._active_assistant_session = None
session.worker_active = False
stale_turn = queued_epoch != session.chat_epoch
has_more_work = not stale_turn and session.queued_job_count > 0
if not has_more_work and session.control_queue is output_queue:
session.control_queue = None
if stale_turn:
if started_turn:
raw_send_cmd("chat_output", assistant_chat.build_reset_event())
else:
raw_send_cmd("chat_output", assistant_chat.build_sync_event(session))
if has_more_work:
raw_send_cmd("chat_output", assistant_chat.build_status_event("Queued behind the current assistant task.", kind="queued"))
session.interrupt_requested = False
if not has_more_work:
raw_send_cmd("exit", None)
async_run_in("assistant", queue_worker_func)
def store_selected_video_time(self, state, current_time):
gen = self._deps.get_gen_info(state)
try:
value = float(current_time)
except Exception:
value = None
gen["selected_video_time"] = None if value is None or value < 0 else value
def create_tools(self, state, send_cmd, session = None):
active_session = get_or_create_assistant_session(state) if session is None else session
gen = self._deps.get_gen_info(state)
return AssistantTools(
gen,
self._deps.get_processed_queue,
send_cmd,
session=active_session,
get_output_filepath=self._deps.get_output_filepath,
record_file_metadata=self._deps.record_file_metadata,
get_server_config=self._server_config,
)
def run_assistant_prompt_turn(self, state, model_def, prompt_enhancer_modes, original_prompts, seed, override_profile=None, send_cmd=None, tools=None) -> None:
debug_enabled = self._sync_debug_enabled()
server_config = self._server_config()
if not normalize_deepy_enabled(server_config.get(DEEPY_ENABLED_KEY, 0)):
raise gr.Error(_DEEPY_DISABLED_TEXT)
if not deepy_requirement_met(server_config):
raise gr.Error(_DEEPY_REQUIREMENT_TEXT)
if send_cmd is None or tools is None:
raise gr.Error("Assistant mode requires a command stream and a tool registry.")
enhancer_temperature = server_config.get("prompt_enhancer_temperature", 0.6)
enhancer_top_p = server_config.get("prompt_enhancer_top_p", 0.9)
randomize_seed = server_config.get("prompt_enhancer_randomize_seed", True)
assistant_seed = secrets.randbits(32) if randomize_seed else (seed if seed is not None and seed >= 0 else 0)
session = get_or_create_assistant_session(state)
assistant_model_def = model_def
_assistant_instructions, assistant_max_new_tokens = self._deps.resolve_prompt_enhancer_settings("", assistant_model_def, prompt_enhancer_modes, is_image=False, text_encoder_max_tokens=1024)
assistant = AssistantEngine(
session,
AssistantRuntimeHooks(
acquire_gpu=lambda: self._deps.acquire_gpu(state),
release_gpu=lambda keep_resident = False, release_vram_callback = None, force_release_on_acquire = True: self._deps.release_gpu(state, keep_resident=keep_resident, release_vram_callback=release_vram_callback, force_release_on_acquire=force_release_on_acquire),
register_gpu_resident=lambda release_vram_callback = None, force_release_on_acquire = True: self._deps.register_gpu_resident(state, release_vram_callback=release_vram_callback, force_release_on_acquire=force_release_on_acquire),
clear_gpu_resident=lambda: self._deps.clear_gpu_resident(state),
ensure_loaded=lambda: self._deps.ensure_prompt_enhancer_loaded(override_profile=override_profile),
unload_runtime=self._deps.unload_prompt_enhancer_runtime,
unload_weights=self._unload_weights,
ensure_vision_loaded=lambda: self._ensure_vision_loaded(override_profile=override_profile),
),
tools,
send_cmd,
debug_enabled=debug_enabled,
thinking_enabled="K" in prompt_enhancer_modes,
vram_mode=self.get_vram_mode(),
)
with deepy_log_scope(start_if_needed=debug_enabled):
assistant.run_turn(
original_prompts[0] if len(original_prompts) > 0 else "",
max_new_tokens=max(1024, int(assistant_max_new_tokens)),
seed=assistant_seed,
do_sample=True,
temperature=enhancer_temperature,
top_p=enhancer_top_p,
)
def ask_ai(self, state, ask_request):
self._sync_debug_enabled()
def get_refresh_id():
return str(time.time()) + "_" + str(self._deps.get_new_refresh_id())
def drain_chat_output_batch(first_payload):
payloads = [first_payload]
while True:
next_item = com_stream.output_queue.top()
if not isinstance(next_item, tuple) or len(next_item) < 1 or next_item[0] != "chat_output":
break
_cmd, next_payload = com_stream.output_queue.pop()
payloads.append(next_payload)
return assistant_chat.build_event_batch(payloads)
session = get_or_create_assistant_session(state)
foreign_session_reset = self._reset_foreign_active_session(session)
request_blocks = self._expand_assistant_requests(session, ask_request)
if len(request_blocks) == 0:
yield gr.update(), gr.update(), gr.update(), gr.update(), gr.update()
return
if session.drop_state_requested:
yield assistant_chat.build_status_event("Resetting after the current work stops...", kind="queued"), gr.update(), gr.update(value=""), gr.update(), gr.update()
return
if not self.is_available():
error_turn_id = assistant_chat.create_assistant_turn(session)
error_event = assistant_chat.set_assistant_content(session, error_turn_id, self.requirement_error_text())
yield error_event if error_event is not None else gr.update(), gr.update(), gr.update(value=""), gr.update(), gr.update()
return
com_stream = AsyncStream()
output_queue = com_stream.output_queue
queued = foreign_session_reset or session.worker_active or session.queued_job_count > 0
queued_epoch = session.chat_epoch
for index, request_block in enumerate(request_blocks):
self._queue_assistant_request(state, session, output_queue, request_block, queued_epoch, queued=queued or index > 0, precreate_assistant_turn=not queued and index == 0 and len(request_blocks) > 1)
yield assistant_chat.build_sync_event(session), gr.update(), gr.update(value=""), gr.update(), gr.update()
if queued or len(request_blocks) > 1:
yield assistant_chat.build_status_event("Queued behind the current assistant task.", kind="queued"), gr.update(), gr.update(), gr.update(), gr.update()
while True:
cmd, data = com_stream.output_queue.next()
if cmd == "console_output":
print(data)
elif cmd == "chat_output":
yield drain_chat_output_batch(data), gr.update(), gr.update(), gr.update(), gr.update()
elif cmd == "load_queue_trigger":
yield gr.update(), str(get_refresh_id()), gr.update(), gr.update(), gr.update()
elif cmd == "abort_client_id":
yield gr.update(), gr.update(), gr.update(), gr.update(), str(data or "")
elif cmd == "refresh_gallery":
yield gr.update(), gr.update(), gr.update(), str(get_refresh_id()), gr.update()
elif cmd == "error":
error_turn_id = assistant_chat.create_assistant_turn(session)
error_event = assistant_chat.set_assistant_content(session, error_turn_id, str(data or "Assistant error."))
yield error_event if error_event is not None else gr.update(), gr.update(), gr.update(), gr.update(), gr.update()
elif cmd == "exit":
break
def enqueue_ai_while_busy(self, state, ask_request):
self._sync_debug_enabled()
session = get_or_create_assistant_session(state)
request_blocks = self._expand_assistant_requests(session, ask_request)
if len(request_blocks) == 0:
return gr.update(), gr.update(value="")
if session.drop_state_requested:
return assistant_chat.build_status_event("Resetting after the current work stops...", kind="queued"), gr.update(value="")
if not self.is_available():
if session.control_queue is not None:
error_turn_id = assistant_chat.create_assistant_turn(session)
error_event = assistant_chat.set_assistant_content(session, error_turn_id, self.requirement_error_text())
if error_event is not None:
session.control_queue.push("chat_output", error_event)
return gr.update(), gr.update(value="")
output_queue = session.control_queue
if output_queue is None or (not session.worker_active and session.queued_job_count <= 0):
return gr.update(), gr.update(value="")
queued_epoch = session.chat_epoch
for request_block in request_blocks:
self._queue_assistant_request(state, session, output_queue, request_block, queued_epoch, queued=True)
output_queue.push("chat_output", assistant_chat.build_sync_event(session))
output_queue.push("chat_output", assistant_chat.build_status_event("Queued behind the current assistant task.", kind="queued"))
return gr.update(), gr.update(value="")
def stop_ai(self, state):
session = get_or_create_assistant_session(state)
if session.worker_active:
if session.interrupt_requested and self._cancel_next_queued_request(session):
return assistant_chat.build_sync_event(session), gr.update(), gr.update(), gr.update()
request_assistant_interrupt(session)
return assistant_chat.build_status_event("Interrupting the current assistant task...", kind="queued"), gr.update(), gr.update(), gr.update()
if not session.worker_active and self._cancel_next_queued_request(session):
chat_event = assistant_chat.build_sync_event(session)
return chat_event, gr.update(), gr.update(), gr.update()
return gr.update(), gr.update(), gr.update(), gr.update()
def reset_ai(self, state):
session = get_or_create_assistant_session(state)
if session.worker_active:
print("[Assistant] Reset requested during an active turn; the chat will reset after the current work stops.")
request_assistant_reset(session)
session.chat_html = ""
return assistant_chat.build_status_event("Resetting after the current work stops...", kind="queued"), gr.update(), gr.update(value=""), gr.update()
else:
reset_to_base_callback = session.reset_to_base_callback
reset_applied = False
if callable(reset_to_base_callback):
try:
reset_applied = bool(reset_to_base_callback())
except Exception as exc:
print(f"[Assistant] Idle reset-base reuse failed: {exc}")
reset_applied = False
if reset_applied:
print("[Assistant] Idle Reset: reused preserved header snapshot. [no prefill redone]")
if not reset_applied:
print("[Assistant] Idle Reset: fallback to full clear.")
self.release_vram(state, True)
session.chat_html = ""
return assistant_chat.build_reset_event(), gr.update(), gr.update(value=""), gr.update()
def browser_session_started(self, state):
session = get_or_create_assistant_session(state)
if self._reset_foreign_active_session(session):
return assistant_chat.build_reset_event(), gr.update(), gr.update(value=""), gr.update()
if not session.worker_active and session.queued_job_count <= 0:
return gr.update(), gr.update(), gr.update(), gr.update()
request_assistant_reset(session)
session.chat_html = ""
return assistant_chat.build_status_event("Resetting after the current work stops...", kind="queued"), gr.update(), gr.update(value=""), gr.update()
def create_controller(**deps_kwargs) -> DeepyController:
return DeepyController(DeepyDeps(**deps_kwargs))