ultralytics 8.0.117 NAS export, classify and tasks banner URL fixes (#3145)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

ultralytics/yolo/nas/model.py

@@ -1,6 +1,12 @@
 # Ultralytics YOLO 🚀, AGPL-3.0 license
 """
-# NAS model interface
+YOLO-NAS model interface.
+
+Usage - Predict:
+    from ultralytics import NAS
+
+    model = NAS('yolo_nas_s')
+    results = model.predict('ultralytics/assets/bus.jpg')
 """
 
 from pathlib import Path
@@ -33,11 +39,13 @@ class NAS:
         self.model.args = DEFAULT_CFG_DICT  # attach args to model
 
         # Standardize model
-        self.model.fuse = lambda verbose: self.model
+        self.model.fuse = lambda verbose=True: self.model
         self.model.stride = torch.tensor([32])
         self.model.names = dict(enumerate(self.model._class_names))
         self.model.is_fused = lambda: False  # for info()
         self.model.yaml = {}  # for info()
+        self.model.pt_path = model  # for export()
+        self.model.task = 'detect'  # for export()
         self.info()
 
     @smart_inference_mode()