some questions in alter your code to tensorflow2.2

[KXZ123-kkkk]

my English is not good, wish you understand me.. In my code, i get the same results, the triplet loss is 0.and change the size of the image from 512 to 256, because my money is not enough. Otherwise, it has low learning spped and bad test.

[KXZ123-kkkk]

thank you!