fix: bug when no LoRAs

Author: richdougherty

llama_cpp/llama.py

@@ -409,8 +409,9 @@ def __init__(
         # Immutable value representing active adapters for use as a key
         self._lora_adapters_active: Tuple[Tuple[str, float]] = ()
 
-        for lora_path, scale in self.lora_adapters.copy().items():
-            self.set_lora_adapter_scale(lora_path, scale, load_if_needed=True)
+        if self.lora_adapters:
+            for lora_path, scale in self.lora_adapters.copy().items():
+                self.set_lora_adapter_scale(lora_path, scale, load_if_needed=True)
 
         if self.verbose:
             print(llama_cpp.llama_print_system_info().decode("utf-8"), file=sys.stderr)