# ___ foo mydict
#     lst _   # list
#     ___ key, value __ ?.i..
#         lst _ ? + v..
#     r_ su. ?
47c0b5aac53acfbf332488878680b0e9fde77f17
# ___ foo mydict
#     lst _   # list
#     ___ key, value __ ?.i..
#         lst _ ? + v..
#     r_ su. ?