suggested changes

piqture/neural_networks/qcnn.py

@@ -87,9 +87,7 @@ def sequence(
 
             # Prevent using BaseLayer itself
             if layer is BaseLayer:
-                raise TypeError(
-                    f"Operation at index {idx} cannot be BaseLayer itself, got *"
-                )
+                raise TypeError(f"Operation at index {idx} cannot be BaseLayer itself.")
 
             # Validate parameters
             if not isinstance(params, dict):

tests/neural_networks/test_qcnn.py

@@ -161,7 +161,7 @@ def test_sequence(self, num_qubits, operations):
         ],
     )
     def test_non_baselayer_operation(self, num_qubits, operations):
-        """Tests that classes not inheriting from BaseLayer are rejected."""
+        """Tests if the layer operation inherits from the abstract BaseLayer class."""
         with raises(
             TypeError,
             match=r"Operation at index \d+\ must inherit from BaseLayer, got \*?",
@@ -173,9 +173,9 @@ def test_non_baselayer_operation(self, num_qubits, operations):
         [(2, [(BaseLayer, {})])],
     )
     def test_baselayer(self, num_qubits, operations):
-        """Tests that BaseLayer itself is rejected."""
+        """Tests if the layer operation is the abstract BaseLayer class."""
         with raises(
             TypeError,
-            match=r"Operation at index \d+\ cannot be BaseLayer itself, got \*?",
+            match=r"Operation at index \d+\ cannot be BaseLayer itself.",
         ):
             _ = QCNN(num_qubits).sequence(operations)