100644 blob f8363acf6cc8e2a2a1c4113b235769f62f090c5e	part1_test.py
100644 blob 4209a9fd9de371e3a77cad8cfce6722d956b421b	part2_test.py
100644 blob 9847ab7bc9895599b7528bbadb926d626c174128	part3_test.py
040000 tree 820e6781b3f5e273920b84f1eb0b6c34f2f8db9d	ref