fixed typo

app.py

@@ -32,8 +32,8 @@ scheduler_types={
 # Creating Simple Customized pipeline
 pipe = StableDiffusionPipeline.from_pretrained(
       model_id,
-      revision="fp16",
-      torch_dtype=torch.float16,
+      revision="fp16" if torch.cuda.is_available() else "fp32",
+      torch_dtype=torch.float16 if torch.cuda.is_available() else torch.float32,
       scheduler=DPMS
     ).to("cuda")
 pipe.enable_attention_slicing()
@@ -56,6 +56,8 @@ modes = {
 }
 
 
+
+
 ###############################################################################
 current_mode = modes['txt2img']
 def error_str(error, title="Error"):