There is no create_diffusers_controlnet_model_from_ldm function in single_file_utils.py

[meng-yuan321]

Describe the bug

in diffusers/loaders/controlnet.py, there is
from .single_file_utils import (
create_diffusers_controlnet_model_from_ldm,
fetch_ldm_config_and_checkpoint,
)

But, there is no create_diffusers_controlnet_model_from_ldm function in single_file_utils.py

Reproduction

from .single_file_utils import (
create_diffusers_controlnet_model_from_ldm,
fetch_ldm_config_and_checkpoint,
)

Logs

No response

System Info

diffusersversion:0.21.0
Platform: Linux-5.4.143-2-velinux1-amd64-x86 64-with-glibc2.31
Python version: 3.9.17
PyTorch version(GPu?):2.0.1+cu118(True)
Huggingface hub version: 0.23.4
Transformers version:4.25.0
Accelerate version: 0.31.0
xFormers version: 0.0.22

Who can help?

No response

[sayakpaul]

Indeed. Cc: @DN6. It must have been caught in the tests too. Let's fix this.

[DN6]

This is a bug. Thanks for flagging. That file and import should be removed. I'll open a PR for it

[github-actions]

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