Add tests for positional weights quantization config suuport

Author: lapid92

model_compression_toolkit/core/common/quantization/node_quantization_config.py

@@ -398,7 +398,7 @@ def __init__(self, qc: QuantizationConfig,
             if isinstance(attr, int):
                 # this is a positional attribute, so it needs to be handled separately.
                 # Search for any keys in the op config's attribute weight config mapping that contain the
-                # POS_ATTR string.If none are found, it indicates that no specific quantization config is defined for
+                # POS_ATTR string. If none are found, it indicates that no specific quantization config is defined for
                 # positional weights, so the default config will be used instead.
                 attrs_included_in_name = {k: v for k, v in op_cfg.attr_weights_configs_mapping.items() if
                                           POS_ATTR in k}

tests_pytest/common_tests/unit_tests/core/quantization/node_quantization_config/test_node_weights_quantization_config.py

@@ -62,10 +62,7 @@ def _create_node_weights_op_cfg(
         Returns:
             OpQuantizationConfig: Class to configure the quantization parameters of an operator.
         """
-        attr_weights_configs_mapping = {}
-
-        for attr, attr_config in zip(pos_weight_attr, pos_weight_attr_config):
-            attr_weights_configs_mapping[attr] = attr_config
+        attr_weights_configs_mapping = dict(zip(pos_weight_attr, pos_weight_attr_config))
 
         op_cfg = OpQuantizationConfig(
             default_weight_attr_config=def_weight_attr_config,