| from modules import shared |
| from packaging import version |
| import re |
|
|
|
|
| v160 = version.parse("1.6.0") |
| v170_tsnr = version.parse("v1.7.0-225") |
|
|
|
|
| def parse_version(text): |
| if text is None: |
| return None |
|
|
| m = re.match(r'([^-]+-[^-]+)-.*', text) |
| if m: |
| text = m.group(1) |
|
|
| try: |
| return version.parse(text) |
| except Exception: |
| return None |
|
|
|
|
| def backcompat(d): |
| """Checks infotext Version field, and enables backwards compatibility options according to it.""" |
|
|
| if not shared.opts.auto_backcompat: |
| return |
|
|
| ver = parse_version(d.get("Version")) |
| if ver is None: |
| return |
|
|
| if ver < v160 and '[' in d.get('Prompt', ''): |
| d["Old prompt editing timelines"] = True |
|
|
| if ver < v160 and d.get('Sampler', '') in ('DDIM', 'PLMS'): |
| d["Pad conds v0"] = True |
|
|
| if ver < v170_tsnr: |
| d["Downcast alphas_cumprod"] = True |
|
|
|
|
