 * Bugfix: When using the __len__-based branch of __not__, use "len == 0", not "len > 0"
 * Bugfix: When using the __len__-based branch of __not__, use "len == 0", not "len > 0"

chrivers/pyjaco,chrivers/pyjaco,chrivers/pyjaco,buchuki/pyjaco,buchuki/pyjaco,buchuki/pyjaco