{"push_id":752702515,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"73dd79d851ee4156e2f992543453f1687eb0b825","before":"9e75549a7756c00cd3a95791f07890f829f2b9cb","commits":[{"sha":"73dd79d851ee4156e2f992543453f1687eb0b825","author":{"email":"e4b5b87eccd9659a5c6eeaedc7983e0d3800bd1a@qq.com","name":"tumaolin94"},"message":"ex3\n\nhomework of week 3","distinct":true,"url":"https://api.github.com/repos/tumaolin94/MachineLearning/commits/73dd79d851ee4156e2f992543453f1687eb0b825"}]}