Update diffusers default snippets to be complete. (#907)

Slack chat for ref:
https://huggingface.slack.com/archives/C04PJ0H35UM/p1726563327331199?thread_ts=1725899853.249099&cid=C04PJ0H35UM

---------

Co-authored-by: Mishig Davaadorj <[email protected]>

Author: Vaibhavs10

packages/tasks/src/model-libraries-snippets.ts

@@ -132,30 +132,36 @@ depth = model.infer_image(raw_img) # HxW raw depth map in numpy
 const diffusers_default = (model: ModelData) => [
 	`from diffusers import DiffusionPipeline
 
-pipeline = DiffusionPipeline.from_pretrained("${model.id}")`,
+pipe = DiffusionPipeline.from_pretrained("${model.id}")
+
+prompt = "Astronaut in a jungle, cold color palette, muted colors, detailed, 8k"
+image = pipe(prompt).images[0]`,
 ];
 
 const diffusers_controlnet = (model: ModelData) => [
 	`from diffusers import ControlNetModel, StableDiffusionControlNetPipeline
 
 controlnet = ControlNetModel.from_pretrained("${model.id}")
-pipeline = StableDiffusionControlNetPipeline.from_pretrained(
+pipe = StableDiffusionControlNetPipeline.from_pretrained(
 	"${get_base_diffusers_model(model)}", controlnet=controlnet
 )`,
 ];
 
 const diffusers_lora = (model: ModelData) => [
 	`from diffusers import DiffusionPipeline
 
-pipeline = DiffusionPipeline.from_pretrained("${get_base_diffusers_model(model)}")
-pipeline.load_lora_weights("${model.id}")`,
+pipe = DiffusionPipeline.from_pretrained("${get_base_diffusers_model(model)}")
+pipe.load_lora_weights("${model.id}")
+
+prompt = "Astronaut in a jungle, cold color palette, muted colors, detailed, 8k"
+image = pipe(prompt).images[0]`,
 ];
 
 const diffusers_textual_inversion = (model: ModelData) => [
 	`from diffusers import DiffusionPipeline
 
-pipeline = DiffusionPipeline.from_pretrained("${get_base_diffusers_model(model)}")
-pipeline.load_textual_inversion("${model.id}")`,
+pipe = DiffusionPipeline.from_pretrained("${get_base_diffusers_model(model)}")
+pipe.load_textual_inversion("${model.id}")`,
 ];
 
 export const diffusers = (model: ModelData): string[] => {