DLS Course 5 Week 1 Dinosaur Island - Exercise 4 not working

Course Q&A Deep Learning Specialization Sequence Models
1

Hello,
I am having trouble with Exercise 4. I don’t get any errors, but my output predictions are complete nonsense so I am receiving “Wrong expected output”.

Iteration: 22000, Loss: 0.034197

Pppppppppppppppppppppppppppppppppppppppppppppppppp
Llllllllllllllllllllllllllllllllllllllllllllllllll
Llllllllllllllllllllllllllllllllllllllllllllllllll
Pppppppppppppppppppppppppppppppppppppppppppppppppp
Zzzzzzzzzzzzzzzqqqqqssssssssssssssssssssssssssssss
Gggggggggggggggggggggggggggggggggggggggggggggggggg
Xxxxxxxxxxxxxxxxxxxxxqqrrrrrrrrrrrrrrrrrrrrrrrrrrr

Any help you provide would be greatly appreciated.

Thank you,
Heidi

2

Hey Heidi,

Would it be possible for you to DM me your code so I can take a peek and help best determine what might be causing this error?

3

Glad we could get the issue worked out!

It came down to the use of slicing, instead of .pop(0)-ing, and concatenating instead of appending!