Merge pull request #607 from jessicayywu:patch-1

PiperOrigin-RevId: 373090008

Author: tensorflower-gardener

tensorflow_model_optimization/python/core/quantization/keras/default_8bit/default_8bit_transforms.py

@@ -482,7 +482,8 @@ def replacement(self, match_layer):
     )
     conv_weights = collections.OrderedDict()
     conv_weights['kernel:0'] = sepconv_weights[1]
-    conv_weights['bias:0'] = sepconv_weights[2]
+    if sepconv_layer['config']['use_bias']:
+      conv_weights['bias:0'] = sepconv_weights[2]
     conv_layer_config = keras.layers.serialize(conv_layer)
     conv_layer_config['name'] = conv_layer.name
     # Needed to ensure these new layers are considered for quantization.

tensorflow_model_optimization/python/core/quantization/keras/default_8bit/default_8bit_transforms_test.py

@@ -301,6 +301,7 @@ def testSeparableConv1DQuantize_(self, kwargs):
           'pointwise_regularizer': 'l2',
           'bias_regularizer': 'l2',
           'activity_regularizer': 'l2'}),
+      ('use_bias', {'use_bias': False}),
       ('constraint', {
           'depthwise_constraint': tf.keras.constraints.max_norm(2.),
           'pointwise_constraint': tf.keras.constraints.min_max_norm(0., 2.),