040000 tree e04624b07bdefaa6d96002e48348e83d38026111	example_dags
040000 tree ff7dc3b2d89b496c7fdf5008559cad3833789c46	hooks
040000 tree 7bfb69038c3cea794ef8001878250356f9d65f2c	operators
040000 tree 40440aac2f1282619dea067ddc81f5f6e601702d	transfers