nodes/alexopus-ComfyUI-Image-Saver
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Allow custom time_format via prompt parameters in image saver

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CyrixJD115
2026-01-20 18:47:12 +01:00
committed by GitHub
parent 3e5de68401
commit e1bb22e918
2 changed files with 47 additions and 2 deletions
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README.md
+24
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@@ -33,6 +33,7 @@ You can use following placeholders:
- `%date`
- `%time` *– format taken from `time_format`*
- `%time_format<format>` *– custom datetime format using Python strftime codes*
- `%model` *– full name of model file*
- `%basemodelname` *– name of model (without file extension)*
- `%seed`
@@ -48,3 +49,26 @@ Example:
| `filename` value | Result file name |
| --- | --- |
| `%time-%basemodelname-%cfg-%steps-%sampler_name-%scheduler-%seed` | `2023-11-16-131331-Anything-v4.5-pruned-mergedVae-7.0-25-dpm_2-normal-1_01.png` |
| `%time_format<%Y%m%d_%H%M%S>-%seed` | `20231116_131331-1.png` |
| `%time_format<%B %d, %Y> %basemodelname` | `November 16, 2023 Anything-v4.5.png` |
| `img_%time_format<%Y-%m-%d>_%seed` | `img_2023-11-16_1.png` |
**Common strftime format codes for `%time_format<format>`:**
| Code | Meaning | Example |
|------|---------|---------|
| `%Y` | Year (4-digit) | 2023 |
| `%y` | Year (2-digit) | 23 |
| `%m` | Month (01-12) | 11 |
| `%B` | Month name (full) | November |
| `%b` | Month name (short) | Nov |
| `%d` | Day (01-31) | 16 |
| `%H` | Hour 24h | 13 |
| `%I` | Hour 12h | 01 |
| `%M` | Minute | 13 |
| `%S` | Second | 31 |
| `%p` | AM/PM | PM |
| `%A` | Weekday (full) | Thursday |
| `%a` | Weekday (short) | Thu |
| `%F` | YYYY-MM-DD | 2023-11-16 |
| `%T` | HH:MM:SS | 13:13:31 |
nodes.py
+23 -2
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@@ -41,6 +41,25 @@ def get_timestamp(time_format: str) -> str:
return timestamp
def apply_custom_time_format(filename: str) -> str:
"""
Replace %time_format<strftime_format> patterns with formatted datetime.
Example: %time_format<%Y-%m-%d> becomes 2026-01-17
"""
now = datetime.now()
# Pattern to match %time_format<XXX> where XXX is any strftime format string
# Use negative lookahead to exclude %time_format itself from variable delimiters
pattern = r'%time_format<([^>]*)>'
def replace_format(match):
format_str = match.group(1)
try:
return now.strftime(format_str)
except:
# If format is invalid, return original
return match.group(0)
return re.sub(pattern, replace_format, filename)
def save_json(image_info: dict[str, Any] | None, filename: str) -> None:
try:
workflow = (image_info or {}).get('workflow')
@@ -53,6 +72,8 @@ def save_json(image_info: dict[str, Any] | None, filename: str) -> None:
print(f'Failed to save workflow as json due to: {e}, proceeding with the remainder of saving execution')
def make_pathname(filename: str, width: int, height: int, seed: int, modelname: str, counter: int, time_format: str, sampler_name: str, steps: int, cfg: float, scheduler_name: str, denoise: float, clip_skip: int, custom: str) -> str:
# Process custom time_format patterns first
filename = apply_custom_time_format(filename)
filename = filename.replace("%date", get_timestamp("%Y-%m-%d"))
filename = filename.replace("%time", get_timestamp(time_format))
filename = filename.replace("%model", parse_checkpoint_name(modelname))
@@ -234,7 +255,7 @@ class ImageSaverSimple:
return {
"required": {
"images": ("IMAGE", { "tooltip": "image(s) to save"}),
"filename": ("STRING", {"default": '%time_%basemodelname_%seed', "multiline": False, "tooltip": "filename (available variables: %date, %time, %model, %width, %height, %seed, %counter, %sampler_name, %steps, %cfg, %scheduler_name, %basemodelname, %denoise, %clip_skip)"}),
"filename": ("STRING", {"default": '%time_%basemodelname_%seed', "multiline": False, "tooltip": "filename (available variables: %date, %time, %time_format<format>, %model, %width, %height, %seed, %counter, %sampler_name, %steps, %cfg, %scheduler_name, %basemodelname, %denoise, %clip_skip)"}),
"path": ("STRING", {"default": '', "multiline": False, "tooltip": "path to save the images (under Comfy's save directory)"}),
"extension": (['png', 'jpeg', 'jpg', 'webp'], { "tooltip": "file extension/type to save image as"}),
"lossless_webp": ("BOOLEAN", {"default": True, "tooltip": "if True, saved WEBP files will be lossless"}),
@@ -306,7 +327,7 @@ class ImageSaver:
return {
"required": {
"images": ("IMAGE", { "tooltip": "image(s) to save"}),
"filename": ("STRING", {"default": '%time_%basemodelname_%seed', "multiline": False, "tooltip": "filename (available variables: %date, %time, %model, %width, %height, %seed, %counter, %sampler_name, %steps, %cfg, %scheduler, %basemodelname, %denoise, %clip_skip)"}),
"filename": ("STRING", {"default": '%time_%basemodelname_%seed', "multiline": False, "tooltip": "filename (available variables: %date, %time, %time_format<format>, %model, %width, %height, %seed, %counter, %sampler_name, %steps, %cfg, %scheduler_name, %basemodelname, %denoise, %clip_skip)"}),
"path": ("STRING", {"default": '', "multiline": False, "tooltip": "path to save the images (under Comfy's save directory)"}),
"extension": (['png', 'jpeg', 'jpg', 'webp'], { "tooltip": "file extension/type to save image as"}),
},