the size of the array can never changeso removing an item from an array has no effect on the size of the array or on the items stored in other elements the array does not provide any of the list type operations such as appending or popping itemssearching for specific itemor sorting the items to use such an operation with an arrayyou would have to provide the necessary code yourself the class definition the implementation of the array adt using hardware-supported array created with the use of the ctypes module is provided in listing listing the array py module with the array class implements the array adt using array capabilities of the ctypes module import ctypes class array creates an array with size elements def __init__selfsize )assert size "array size must be self _size size create the array structure using the ctypes module pyarraytype ctypes py_object size self _elements pyarraytype(initialize each element self clearnone returns the size of the array def __len__self )return self _size gets the contents of the index element def __getitem__selfindex )assert index > and index len(self)"array subscript out of rangereturn self _elementsindex puts the value in the array element at index position def __setitem__selfindexvalue )assert index > and index len(self)"array subscript out of rangeself _elementsindex value clears the array by setting each element to the given value def clearselfvalue )for in rangelen(selfself _elements[ivalue returns the array' iterator for traversing the elements def __iter__self )return _arrayiteratorself _elements an iterator for the array adt class _arrayiterator (listing continued