mirror of
https://github.com/AUTOMATIC1111/stable-diffusion-webui.git
synced 2024-06-07 21:20:49 +00:00
101 lines
3.0 KiB
Python
101 lines
3.0 KiB
Python
import sys
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import traceback
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from collections import namedtuple
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import inspect
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def report_exception(c, job):
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print(f"Error executing callback {job} for {c.script}", file=sys.stderr)
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print(traceback.format_exc(), file=sys.stderr)
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ScriptCallback = namedtuple("ScriptCallback", ["script", "callback"])
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callbacks_model_loaded = []
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callbacks_ui_tabs = []
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callbacks_ui_settings = []
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callbacks_image_saved = []
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def clear_callbacks():
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callbacks_model_loaded.clear()
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callbacks_ui_tabs.clear()
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callbacks_image_saved.clear()
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def model_loaded_callback(sd_model):
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for c in callbacks_model_loaded:
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try:
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c.callback(sd_model)
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except Exception:
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report_exception(c, 'model_loaded_callback')
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def ui_tabs_callback():
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res = []
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for c in callbacks_ui_tabs:
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try:
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res += c.callback() or []
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except Exception:
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report_exception(c, 'ui_tabs_callback')
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return res
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def ui_settings_callback():
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for c in callbacks_ui_settings:
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try:
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c.callback()
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except Exception:
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report_exception(c, 'ui_settings_callback')
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def image_saved_callback(image, p, fullfn, txt_fullfn):
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for c in callbacks_image_saved:
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try:
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c.callback(image, p, fullfn, txt_fullfn)
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except Exception:
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report_exception(c, 'image_saved_callback')
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def add_callback(callbacks, fun):
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stack = [x for x in inspect.stack() if x.filename != __file__]
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filename = stack[0].filename if len(stack) > 0 else 'unknown file'
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callbacks.append(ScriptCallback(filename, fun))
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def on_model_loaded(callback):
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"""register a function to be called when the stable diffusion model is created; the model is
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passed as an argument"""
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add_callback(callbacks_model_loaded, callback)
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def on_ui_tabs(callback):
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"""register a function to be called when the UI is creating new tabs.
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The function must either return a None, which means no new tabs to be added, or a list, where
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each element is a tuple:
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(gradio_component, title, elem_id)
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gradio_component is a gradio component to be used for contents of the tab (usually gr.Blocks)
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title is tab text displayed to user in the UI
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elem_id is HTML id for the tab
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"""
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add_callback(callbacks_ui_tabs, callback)
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def on_ui_settings(callback):
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"""register a function to be called before UI settings are populated; add your settings
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by using shared.opts.add_option(shared.OptionInfo(...)) """
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add_callback(callbacks_ui_settings, callback)
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def on_save_imaged(callback):
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"""register a function to be called after modules.images.save_image is called.
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The callback is called with three arguments:
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- p - procesing object (or a dummy object with same fields if the image is saved using save button)
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- fullfn - image filename
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- txt_fullfn - text file with parameters; may be None
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"""
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add_callback(callbacks_image_saved, callback)
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