Is the code correct for sigmoid Neuron Class?

Hi,
Please check with the shared notebook.
Please let us know where you’re getting stuck, we would definitely help you in this.

Sir I have Checked notebook it was very lengthy code of fit function in sigmoid class so i converted it into functions i wanna make sure that I have converted it into the right way. please check my code sir

Looks good, did you find anything bad in terms of performance?