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fix(api): check diffusers version before imports (#336)
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,30 @@ | ||
import diffusers | ||
from diffusers import * # NOQA | ||
from packaging import version | ||
|
||
is_diffusers_0_15 = version.parse( | ||
version.parse(diffusers.__version__).base_version | ||
) >= version.parse("0.15") | ||
|
||
|
||
try: | ||
from diffusers import DEISMultistepScheduler # NOQA | ||
except ImportError: | ||
from ..diffusers.stub_scheduler import ( | ||
StubScheduler as DEISMultistepScheduler, # NOQA | ||
) | ||
|
||
try: | ||
from diffusers import UniPCMultistepScheduler # NOQA | ||
except ImportError: | ||
from ..diffusers.stub_scheduler import ( | ||
StubScheduler as UniPCMultistepScheduler, # NOQA | ||
) | ||
|
||
|
||
if is_diffusers_0_15: | ||
from diffusers.models.attention_processor import AttnProcessor # NOQA | ||
else: | ||
from diffusers.models.cross_attention import ( | ||
CrossAttnProcessor as AttnProcessor, # NOQA | ||
) |
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