Memory allocation is managed by the Flask Python memory management. In addition, there is an inbuilt garbage collector that recycles all unneeded memory to free up heap space. All objects and data structures are held together in Flask Python by a collection of private heap spaces. It is inaccessible to programmers. It is the interpreter's job to keep track of everything. Users can, however, access some of the tools through the core API. Its allocation is managed by the Flask Python memory management. In addition, there is an inbuilt garbage collector that recycles all unneeded memory to free up heap space.