Remove some unused imports.

comfy/ldm/modules/attention.py

@@ -1,12 +1,9 @@
-from inspect import isfunction
 import math
 import torch
 import torch.nn.functional as F
 from torch import nn, einsum
 from einops import rearrange, repeat
 from typing import Optional, Any
-from functools import partial
-
 
 from .diffusionmodules.util import checkpoint, AlphaBlender, timestep_embedding
 from .sub_quadratic_attention import efficient_dot_product_attention

comfy/ldm/modules/diffusionmodules/openaimodel.py

@@ -1,12 +1,9 @@
 from abc import abstractmethod
-import math
 
-import numpy as np
 import torch as th
 import torch.nn as nn
 import torch.nn.functional as F
 from einops import rearrange
-from functools import partial
 
 from .util import (
     checkpoint,