Files
hexxacubic-ComfyUI-Prompt_L…/Prompt_Library.py
T
2025-05-24 20:08:26 +02:00

86 lines
2.8 KiB
Python

import os
import folder_paths
import random
class Prompt_Library:
"""
• project dropdown: '<category>/<project>' choices at init
• index slider: free int from 1 to 99
• randomize flag: integer 0 or 1 to choose random index when 1
• file reloaded every get_prompt call to reflect external changes
"""
def __init__(self):
self.base = os.path.join(folder_paths.models_dir, "prompts")
@classmethod
def INPUT_TYPES(s):
base = os.path.join(folder_paths.models_dir, "prompts")
cats = [d for d in os.listdir(base) if os.path.isdir(os.path.join(base, d))]
proj_choices = []
for cat in sorted(cats):
folder = os.path.join(base, cat)
for fn in sorted(os.listdir(folder)):
if fn.lower().endswith(".txt"):
name = fn[:-4]
proj_choices.append(f"{cat}/{name}")
return {
"required": {
"project": (proj_choices,),
"index": ("INT", {"default": 1, "min": 1, "max": 99}),
"randomize": ("INT", {"default": 0, "min": 0, "max": 1}),
}
}
RETURN_TYPES = ("STRING", "STRING", "STRING", "INT")
FUNCTION = "get_prompt"
OUTPUT_NODE = True
CATEGORY = "hexxacubic"
def get_prompt(self, project, index, randomize):
# split 'category/project'
try:
category, name = project.split("/", 1)
except ValueError:
return "", "", project, index
path = os.path.join(self.base, category, name + ".txt")
if not os.path.isfile(path):
return "", "", project, index
# parse file sections keyed by '###N'
sections = {}
current = None
with open(path, encoding="utf-8") as f:
for line in f:
line = line.rstrip("\n")
if line.startswith("###"):
try:
num = int(line[3:])
current = num
sections[current] = []
except:
current = None
elif current is not None:
sections[current].append(line)
# determine final idx via formula
if sections and randomize in (0, 1):
max_idx = max(sections.keys())
idx = randomize * random.randint(1, max_idx) + (1 - randomize) * index
idx = int(idx)
else:
idx = index
# extract prompts
lines = sections.get(idx, [])
if '---' in lines:
sep = lines.index('---')
pos = "\n".join(lines[:sep]).strip()
neg = "\n".join(lines[sep+1:]).strip()
else:
pos = "\n".join(lines).strip()
neg = ""
return pos, neg, project, idx