Update README.md

README.md

@@ -52,6 +52,7 @@ Our inference process is speed up using [**LCM-LORA**](https://huggingface.co/la
 ```Python
 pip install --upgrade pip
 pip install --upgrade diffusers transformers accelerate peft
+pip install matplotlib
 ```
 ## Text to Image
 Here, we should load two adapters, **LCM-LORA** for sample accleration and **Chinese_Ink_LORA** for styled rendering with it's base model stabilityai/stable-diffusion-xl-base-1.0. 
@@ -60,6 +61,7 @@ Next, the scheduler needs to be changed to LCMScheduler and we can reduce the nu
 ```Python
 import torch
 from diffusers import DiffusionPipeline, LCMScheduler
+import matplotlib.pyplot as plt
 
 pipe = DiffusionPipeline.from_pretrained("stabilityai/stable-diffusion-xl-base-1.0",
                                          variant="fp16",