Update inference_manager.py

inference_manager.py

@@ -242,8 +242,8 @@ class InferenceManager:
 
         build_time = round(time.time() - start, 2)
         print(f"Pipeline built with LoRAs in {build_time}s.")
-        if not simpler:
-            simpler = self.cfg.get("simpler", "DPM2 a")
+        if not sampler:
+            sampler = self.cfg.get("sampler", "DPM2 a")
         # Define samplers
         samplers = {
             "Euler a": EulerAncestralDiscreteScheduler.from_config(temp_pipeline.scheduler.config),