* add a generic heap * Delete __init__.py * Rename data_structures/Heap/heap_generic.py to data_structures/heap/heap_generic.py * Add doctests * Fix doctests * Fix doctests again
* add a generic heap * Delete __init__.py * Rename data_structures/Heap/heap_generic.py to data_structures/heap/heap_generic.py * Add doctests * Fix doctests * Fix doctests again