TODO: other notes should be put into here

getattr()

• Required by this opcode LOAD_ATTR
• The builtin function: https://docs.python.org/3/library/functions.html?highlight=getattr#getattr

Memory management

• https://docs.python.org/3.6/c-api/memory.html

Bootstraping

• http://doc.pypy.org/en/latest/coding-guide.html#our-runtime-interpreter-is-rpython
• http://www.aosabook.org/en/pypy.html