test_py_functions
test_comparison_operator
test_heapify
test_heappushpop
test_heapsort
test_merge
test_merge_does_not_suppress_index_error
test_merge_stability
test_naive_nbest
test_nbest
test_nbest_with_pushpop
test_push_pop
test_arg_parsing
test_get_only
test_heappop_mutating_heap
test_heappush_mutating_heap
test_iterable_args
test_len_only
test_non_sequence
