Implement not, shl and shr in mpz library. Add function to create mpzs on the stack, used for memory efficiency when rhs is a small int. Factor out code to parse base-prefix of number into a dedicated function.
This directory contains tests for various functionality areas of MicroPython. To run all stable tests, run "run-tests" script in this directory. Note that bytecode tests are not yet stable and should be run separately in "bytecode" subdirectory.