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import json
import os
import folder_paths
import nodes
from server import PromptServer
from .libs.utils import TaggedCache, any_typ
root_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
settings_file = os.path.join(root_dir, 'cache_settings.json')
try:
with open(settings_file) as f:
cache_settings = json.load(f)
except Exception as e:
print(e)
cache_settings = {}
cache = TaggedCache(cache_settings)
cache_count = {}
def update_cache(k, tag, v):
cache[k] = (tag, v)
cnt = cache_count.get(k)
if cnt is None:
cnt = 0
cache_count[k] = cnt
else:
cache_count[k] += 1
def cache_weak_hash(k):
cnt = cache_count.get(k)
if cnt is None:
cnt = 0
return k, cnt
class CacheBackendData:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"key": ("STRING", {"multiline": False, "placeholder": "Input data key (e.g. 'model a', 'chunli lora', 'girl latent 3', ...)"}),
"tag": ("STRING", {"multiline": False, "placeholder": "Tag: short description"}),
"data": (any_typ,),
}
}
RETURN_TYPES = (any_typ,)
RETURN_NAMES = ("data opt",)
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
OUTPUT_NODE = True
def doit(self, key, tag, data):
global cache
if key == '*':
print(f"[Inspire Pack] CacheBackendData: '*' is reserved key. Cannot use that key")
update_cache(key, tag, (False, data))
return (data,)
class CacheBackendDataNumberKey:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"key": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
"tag": ("STRING", {"multiline": False, "placeholder": "Tag: short description"}),
"data": (any_typ,),
}
}
RETURN_TYPES = (any_typ,)
RETURN_NAMES = ("data opt",)
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
OUTPUT_NODE = True
def doit(self, key, tag, data):
global cache
update_cache(key, tag, (False, data))
return (data,)
class CacheBackendDataList:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"key": ("STRING", {"multiline": False, "placeholder": "Input data key (e.g. 'model a', 'chunli lora', 'girl latent 3', ...)"}),
"tag": ("STRING", {"multiline": False, "placeholder": "Tag: short description"}),
"data": (any_typ,),
}
}
INPUT_IS_LIST = True
RETURN_TYPES = (any_typ,)
RETURN_NAMES = ("data opt",)
OUTPUT_IS_LIST = (True,)
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
OUTPUT_NODE = True
def doit(self, key, tag, data):
global cache
if key == '*':
print(f"[Inspire Pack] CacheBackendDataList: '*' is reserved key. Cannot use that key")
update_cache(key[0], tag[0], (True, data))
return (data,)
class CacheBackendDataNumberKeyList:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"key": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
"tag": ("STRING", {"multiline": False, "placeholder": "Tag: short description"}),
"data": (any_typ,),
}
}
INPUT_IS_LIST = True
RETURN_TYPES = (any_typ,)
RETURN_NAMES = ("data opt",)
OUTPUT_IS_LIST = (True,)
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
OUTPUT_NODE = True
def doit(self, key, tag, data):
global cache
update_cache(key[0], tag[0], (True, data))
return (data,)
class RetrieveBackendData:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"key": ("STRING", {"multiline": False, "placeholder": "Input data key (e.g. 'model a', 'chunli lora', 'girl latent 3', ...)"}),
}
}
RETURN_TYPES = (any_typ,)
RETURN_NAMES = ("data",)
OUTPUT_IS_LIST = (True,)
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
@staticmethod
def doit(key):
global cache
v = cache.get(key)
if v is None:
print(f"[RetrieveBackendData] '{key}' is unregistered key.")
return (None,)
is_list, data = v[1]
if is_list:
return (data,)
else:
return ([data],)
@staticmethod
def IS_CHANGED(key):
return cache_weak_hash(key)
class RetrieveBackendDataNumberKey(RetrieveBackendData):
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"key": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
}
}
class RemoveBackendData:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"key": ("STRING", {"multiline": False, "placeholder": "Input data key ('*' = clear all)"}),
},
"optional": {
"signal_opt": (any_typ,),
}
}
RETURN_TYPES = (any_typ,)
RETURN_NAMES = ("signal",)
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
OUTPUT_NODE = True
@staticmethod
def doit(key, signal_opt=None):
global cache
if key == '*':
cache = TaggedCache(cache_settings)
elif key in cache:
del cache[key]
else:
print(f"[Inspire Pack] RemoveBackendData: invalid data key {key}")
return (signal_opt,)
class RemoveBackendDataNumberKey(RemoveBackendData):
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"key": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
},
"optional": {
"signal_opt": (any_typ,),
}
}
@staticmethod
def doit(key, signal_opt=None):
global cache
if key in cache:
del cache[key]
else:
print(f"[Inspire Pack] RemoveBackendDataNumberKey: invalid data key {key}")
return (signal_opt,)
class ShowCachedInfo:
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"cache_info": ("STRING", {"multiline": True, "default": ""}),
"key": ("STRING", {"multiline": False, "default": ""}),
},
"hidden": {"unique_id": "UNIQUE_ID"},
}
RETURN_TYPES = ()
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
OUTPUT_NODE = True
@staticmethod
def get_data():
global cache
text1 = "---- [String Key Caches] ----\n"
text2 = "---- [Number Key Caches] ----\n"
for k, v in cache.items():
tag = 'N/A(tag)' if v[0] == '' else v[0]
if isinstance(k, str):
text1 += f'{k}: {tag}\n'
else:
text2 += f'{k}: {tag}\n'
text3 = "---- [TagCache Settings] ----\n"
for k, v in cache._tag_settings.items():
text3 += f'{k}: {v}\n'
for k, v in cache._data.items():
if k not in cache._tag_settings:
text3 += f'{k}: {v.maxsize}\n'
return f'{text1}\n{text2}\n{text3}'
@staticmethod
def set_cache_settings(data: str):
global cache
settings = data.split("---- [TagCache Settings] ----\n")[-1].strip().split("\n")
new_tag_settings = {}
for s in settings:
k, v = s.split(":")
new_tag_settings[k] = int(v.strip())
if new_tag_settings == cache._tag_settings:
# tag settings is not changed
return
# print(f'set to {new_tag_settings}')
new_cache = TaggedCache(new_tag_settings)
for k, v in cache.items():
new_cache[k] = v
cache = new_cache
def doit(self, cache_info, key, unique_id):
text = ShowCachedInfo.get_data()
PromptServer.instance.send_sync("inspire-node-feedback", {"node_id": unique_id, "widget_name": "cache_info", "type": "text", "data": text})
return {}
@classmethod
def IS_CHANGED(cls, **kwargs):
return float("NaN")
class CheckpointLoaderSimpleShared(nodes.CheckpointLoaderSimple):
@classmethod
def INPUT_TYPES(s):
return {"required": {
"ckpt_name": (folder_paths.get_filename_list("checkpoints"), ),
"key_opt": ("STRING", {"multiline": False, "placeholder": "If empty, use 'ckpt_name' as the key."}),
},
"optional": {
"mode": (['Auto', 'Override Cache', 'Read Only'],),
}}
RETURN_TYPES = ("MODEL", "CLIP", "VAE", "STRING")
RETURN_NAMES = ("model", "clip", "vae", "cache key")
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
def doit(self, ckpt_name, key_opt, mode='Auto'):
if mode == 'Read Only':
if key_opt.strip() == '':
raise Exception("[CheckpointLoaderSimpleShared] key_opt cannot be omit if mode is 'Read Only'")
key = key_opt.strip()
elif key_opt.strip() == '':
key = ckpt_name
else:
key = key_opt.strip()
if key not in cache or mode == 'Override Cache':
res = self.load_checkpoint(ckpt_name)
update_cache(key, "ckpt", (False, res))
cache_kind = 'ckpt'
print(f"[Inspire Pack] CheckpointLoaderSimpleShared: Ckpt '{ckpt_name}' is cached to '{key}'.")
else:
cache_kind, (_, res) = cache[key]
print(f"[Inspire Pack] CheckpointLoaderSimpleShared: Cached ckpt '{key}' is loaded. (Loading skip)")
if cache_kind == 'ckpt':
model, clip, vae = res
elif cache_kind == 'unclip_ckpt':
model, clip, vae, _ = res
else:
raise Exception(f"[CheckpointLoaderSimpleShared] Unexpected cache_kind '{cache_kind}'")
return model, clip, vae, key
@staticmethod
def IS_CHANGED(ckpt_name, key_opt, mode='Auto'):
if mode == 'Read Only':
if key_opt.strip() == '':
raise Exception("[CheckpointLoaderSimpleShared] key_opt cannot be omit if mode is 'Read Only'")
key = key_opt.strip()
elif key_opt.strip() == '':
key = ckpt_name
else:
key = key_opt.strip()
if mode == 'Read Only':
return (None, cache_weak_hash(key))
elif mode == 'Override Cache':
return (ckpt_name, key)
return (None, cache_weak_hash(key))
class StableCascade_CheckpointLoader:
@classmethod
def INPUT_TYPES(s):
ckpts = folder_paths.get_filename_list("checkpoints")
default_stage_b = ''
default_stage_c = ''
sc_ckpts = [x for x in ckpts if 'cascade' in x.lower()]
sc_b_ckpts = [x for x in sc_ckpts if 'stage_b' in x.lower()]
sc_c_ckpts = [x for x in sc_ckpts if 'stage_c' in x.lower()]
if len(sc_b_ckpts) == 0:
sc_b_ckpts = [x for x in ckpts if 'stage_b' in x.lower()]
if len(sc_c_ckpts) == 0:
sc_c_ckpts = [x for x in ckpts if 'stage_c' in x.lower()]
if len(sc_b_ckpts) == 0:
sc_b_ckpts = ckpts
if len(sc_c_ckpts) == 0:
sc_c_ckpts = ckpts
if len(sc_b_ckpts) > 0:
default_stage_b = sc_b_ckpts[0]
if len(sc_c_ckpts) > 0:
default_stage_c = sc_c_ckpts[0]
return {"required": {
"stage_b": (ckpts, {'default': default_stage_b}),
"key_opt_b": ("STRING", {"multiline": False, "placeholder": "If empty, use 'stage_b' as the key."}),
"stage_c": (ckpts, {'default': default_stage_c}),
"key_opt_c": ("STRING", {"multiline": False, "placeholder": "If empty, use 'stage_c' as the key."}),
"cache_mode": (["none", "stage_b", "stage_c", "all"], {"default": "none"}),
}}
RETURN_TYPES = ("MODEL", "VAE", "MODEL", "VAE", "CLIP_VISION", "CLIP", "STRING", "STRING")
RETURN_NAMES = ("b_model", "b_vae", "c_model", "c_vae", "c_clip_vision", "clip", "key_b", "key_c")
FUNCTION = "doit"
CATEGORY = "InspirePack/Backend"
def doit(self, stage_b, key_opt_b, stage_c, key_opt_c, cache_mode):
if key_opt_b.strip() == '':
key_b = stage_b
else:
key_b = key_opt_b.strip()
if key_opt_c.strip() == '':
key_c = stage_c
else:
key_c = key_opt_c.strip()
if cache_mode in ['stage_b', "all"]:
if key_b not in cache:
res_b = nodes.CheckpointLoaderSimple().load_checkpoint(ckpt_name=stage_b)
update_cache(key_b, "ckpt", (False, res_b))
print(f"[Inspire Pack] StableCascade_CheckpointLoader: Ckpt '{stage_b}' is cached to '{key_b}'.")
else:
_, (_, res_b) = cache[key_b]
print(f"[Inspire Pack] StableCascade_CheckpointLoader: Cached ckpt '{key_b}' is loaded. (Loading skip)")
b_model, clip, b_vae = res_b
else:
b_model, clip, b_vae = nodes.CheckpointLoaderSimple().load_checkpoint(ckpt_name=stage_b)
if cache_mode in ['stage_c', "all"]:
if key_c not in cache:
res_c = nodes.unCLIPCheckpointLoader().load_checkpoint(ckpt_name=stage_c)
update_cache(key_c, "unclip_ckpt", (False, res_c))
print(f"[Inspire Pack] StableCascade_CheckpointLoader: Ckpt '{stage_c}' is cached to '{key_c}'.")
else:
_, (_, res_c) = cache[key_c]
print(f"[Inspire Pack] StableCascade_CheckpointLoader: Cached ckpt '{key_c}' is loaded. (Loading skip)")
c_model, _, c_vae, clip_vision = res_c
else:
c_model, _, c_vae, clip_vision = nodes.unCLIPCheckpointLoader().load_checkpoint(ckpt_name=stage_c)
return b_model, b_vae, c_model, c_vae, clip_vision, clip, key_b, key_c
NODE_CLASS_MAPPINGS = {
"CacheBackendData //Inspire": CacheBackendData,
"CacheBackendDataNumberKey //Inspire": CacheBackendDataNumberKey,
"CacheBackendDataList //Inspire": CacheBackendDataList,
"CacheBackendDataNumberKeyList //Inspire": CacheBackendDataNumberKeyList,
"RetrieveBackendData //Inspire": RetrieveBackendData,
"RetrieveBackendDataNumberKey //Inspire": RetrieveBackendDataNumberKey,
"RemoveBackendData //Inspire": RemoveBackendData,
"RemoveBackendDataNumberKey //Inspire": RemoveBackendDataNumberKey,
"ShowCachedInfo //Inspire": ShowCachedInfo,
"CheckpointLoaderSimpleShared //Inspire": CheckpointLoaderSimpleShared,
"StableCascade_CheckpointLoader //Inspire": StableCascade_CheckpointLoader
}
NODE_DISPLAY_NAME_MAPPINGS = {
"CacheBackendData //Inspire": "Cache Backend Data (Inspire)",
"CacheBackendDataNumberKey //Inspire": "Cache Backend Data [NumberKey] (Inspire)",
"CacheBackendDataList //Inspire": "Cache Backend Data List (Inspire)",
"CacheBackendDataNumberKeyList //Inspire": "Cache Backend Data List [NumberKey] (Inspire)",
"RetrieveBackendData //Inspire": "Retrieve Backend Data (Inspire)",
"RetrieveBackendDataNumberKey //Inspire": "Retrieve Backend Data [NumberKey] (Inspire)",
"RemoveBackendData //Inspire": "Remove Backend Data (Inspire)",
"RemoveBackendDataNumberKey //Inspire": "Remove Backend Data [NumberKey] (Inspire)",
"ShowCachedInfo //Inspire": "Show Cached Info (Inspire)",
"CheckpointLoaderSimpleShared //Inspire": "Shared Checkpoint Loader (Inspire)",
"StableCascade_CheckpointLoader //Inspire": "Stable Cascade Checkpoint Loader (Inspire)"
}
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