diff --git a/ariths_gen/core/arithmetic_circuits/general_circuit.py b/ariths_gen/core/arithmetic_circuits/general_circuit.py
index aabd64a..0d73e03 100644
--- a/ariths_gen/core/arithmetic_circuits/general_circuit.py
+++ b/ariths_gen/core/arithmetic_circuits/general_circuit.py
@@ -46,6 +46,11 @@ class GeneralCircuit():
 
         return self.pyc(*args)
 
+    def __str__(self):
+        return f"<{type(self).__name__} prefix={self.prefix} " + (", ".join([f"input={i}" for i in self.inputs])) + ">"
+
+        #super().__init__(prefix, name, out_N, inner_component, inputs=[a, b], signed=signed, **kwargs)
+
     def add_component(self, component):
         """Adds a component into list of circuit's inner subcomponents.
 
diff --git a/ariths_gen/wire_components/buses.py b/ariths_gen/wire_components/buses.py
index dba69d4..da97b38 100644
--- a/ariths_gen/wire_components/buses.py
+++ b/ariths_gen/wire_components/buses.py
@@ -80,6 +80,9 @@ class Bus():
     def __getitem__(self, i):
         return self.bus[i]
 
+    def __getitem__(self, i):
+        return self.get_wire(i)
+
     # Connecting output wire of the inner circuit component to desired position in the described circuit's output bus
     def connect(self, bus_wire_index: int, inner_component_out_wire: Wire, inserted_wire_desired_index: int = -1):
         """Connects given 'Wire' object to a 'bus_wire_index' within this bus.
@@ -103,6 +106,9 @@ class Bus():
         elif inserted_wire_desired_index != -1:
             self.bus[bus_wire_index] = Wire(name=inner_component_out_wire.name, prefix=inner_component_out_wire.parent_bus.prefix, index=inserted_wire_index, value=inner_component_out_wire.value, parent_bus=self)
 
+    def __setitem__(self, i, v):
+        self.connect(i, v)
+
     def connect_bus(self, connecting_bus: object, start_connection_pos: int = 0, end_connection_pos: int = -1, offset: int = 0):
         """Ensures connection of specified bus wires to this bus wires.
 
@@ -144,6 +150,9 @@ class Bus():
         else:
             return ""
 
+    def __str__(self):
+        return f"<wire N={self.N} prefix={self.prefix} \"" + (",".join([str(w) for w in self.bus])) + "\">"
+
     """ C CODE GENERATION """
     def get_declaration_c(self):
         """Bus declaration in C code.
diff --git a/ariths_gen/wire_components/wires.py b/ariths_gen/wire_components/wires.py
index a4f1b7a..91821a4 100644
--- a/ariths_gen/wire_components/wires.py
+++ b/ariths_gen/wire_components/wires.py
@@ -246,6 +246,13 @@ class Wire():
         else:
             return self.prefix
 
+    def __str__(self):
+        if self.is_const():
+            return f"<w={self.c_const}>"
+        elif self.is_buswire():
+            return f"<w={self.prefix}[{self.index}]>"
+        else:
+            return f"<w={self.name}>"
 
 # Wires with constant values #
 class ConstantWireValue0(Wire):
@@ -281,6 +288,7 @@ class ConstantWireValue0(Wire):
         return True
 
 
+
 class ConstantWireValue1(Wire):
     """Class representing wire carrying constant value 1 used to interconnect components.
 
@@ -312,3 +320,4 @@ class ConstantWireValue1(Wire):
             bool: True, because constant wire carries a constant value 1.
         """
         return True
+