infotext_versions.py 1.1 KB

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  1. from modules import shared
  2. from packaging import version
  3. import re
  4. v160 = version.parse("1.6.0")
  5. v170_tsnr = version.parse("v1.7.0-225")
  6. v180 = version.parse("1.8.0")
  7. v180_hr_styles = version.parse("1.8.0-139")
  8. def parse_version(text):
  9. if text is None:
  10. return None
  11. m = re.match(r'([^-]+-[^-]+)-.*', text)
  12. if m:
  13. text = m.group(1)
  14. try:
  15. return version.parse(text)
  16. except Exception:
  17. return None
  18. def backcompat(d):
  19. """Checks infotext Version field, and enables backwards compatibility options according to it."""
  20. if not shared.opts.auto_backcompat:
  21. return
  22. ver = parse_version(d.get("Version"))
  23. if ver is None:
  24. return
  25. if ver < v160 and '[' in d.get('Prompt', ''):
  26. d["Old prompt editing timelines"] = True
  27. if ver < v160 and d.get('Sampler', '') in ('DDIM', 'PLMS'):
  28. d["Pad conds v0"] = True
  29. if ver < v170_tsnr:
  30. d["Downcast alphas_cumprod"] = True
  31. if ver < v180 and d.get('Refiner'):
  32. d["Refiner switch by sampling steps"] = True