gamma gamma gamma two separate integer objects int int python doesn' change an integer' valuepython replaces the integer python integers are "immutable there is one last observation to make about this process note that when we "changed gamma' valuewhat we did was to create whole new integer object and reset gamma to point to it we did not reach into the memory allocated to the integer object and change its value the fact that we cannot reach into python integers and change their values makes python integers "immutable