the __str__ and __repr__ functions should return strings instead print to stdout
the __str__ and __repr__ functions should return strings instead print to stdout

cgranade/qutip,qutip/qutip,cgranade/qutip,zasdfgbnm/qutip,anubhavvardhan/qutip,qutip/qutip,zasdfgbnm/qutip,anubhavvardhan/qutip