W2 A2 | TypeError: 'dict' object is not callable

W2A2 Logistic_Regression_with_a_Neural_Network_mindset, 5 - Merge all functions into a model, Exercise 8 - model. I have a question when running the cell in this part, I finish my code and then run the cell, and then the problems like following

please give me some help. Thanks!

This problem has been solved, In the code in the picture, I used (“w”) and (“b”), but in the definition before, it’s [“w”] and [“b”]

Hello, Fei Xing.

Nice to hear that you have solved the query on your own!

Keep Learning!

Thank you for the encouragement!