minor cleanup

Signed-off-by: Kyle Sayers <kylesayrs@gmail.com>

Author: kylesayrs

src/llmcompressor/modifiers/quantization/calibration.py

@@ -5,6 +5,7 @@
 from compressed_tensors.quantization import (
     DynamicType,
     KVCacheScaleType,
+    QuantizationArgs,
     QuantizationScheme,
     QuantizationStatus,
     QuantizationStrategy,
@@ -48,16 +49,17 @@ def initialize_observer(
     :param base_name: str used to name the observer attribute
 
     """
-
-    arg_name = "weights" if base_name == "weight" else f"{base_name}_activations"
-    quantization_scheme = getattr(module, "quantization_scheme", None)
-    if not quantization_scheme:
-        # no quantization scheme nothing to do
-        return
-
-    args = getattr(quantization_scheme, arg_name, None)
-    # dont need observers for dynamic
-    if args is not None and args.dynamic in (False, DynamicType.LOCAL):
+    if base_name == "weight":
+        arg_name = "weights"
+    elif base_name == "output":
+        arg_name = "output_activations"
+    else:  # input, q, k, v
+        arg_name = "input_activations"
+
+    args: QuantizationArgs = getattr_chain(
+        module, f"quantization_scheme.{arg_name}", None
+    )
+    if args is not None and args.dynamic is not True:
         observer = Observer.load_from_registry(
             args.observer, base_name=base_name, args=args, module=module
         )