Sigmoid prime Python

class Sigmoid:
    def __call__(self, z):
        """
        Compute the sigmoid of z
        Arguments:
        z -- scalar or numpy array of any size.
        Return:
        sigmoid(z)
        """
        sigmoid = 1/np.exp(-z)
        return sigmoid
    
    def prime(self, z):  # Questions need some help --- Thanks!
        """
        Compute the derivative of sigmoid of z
        Arguments:
        z -- scalar or numpy array of any size.
        Return:
        Sigmoid prime
        """
        ###return sigmoid * (1 - sigmoid)

Similar codes

0 vote321 views1 answer
How to split a string with newline in python
Python
1 vote342 views1 answer
Fibonacci series using recursion
Python
4 votes303 views2 answers
Python index of last occurrence in string
Python
0 vote298 views1 answer
Oauthlib python error
Python
2 votes305 views1 answer
Django and react url conflict
Python
0 vote422 views1 answer
Keras callbacks
Python
0 vote310 views1 answer
Parsing a url for IP address using python
Python
3 votes318 views1 answer
Install BeautifulSoup in anaconda
Python
2 votes343 views1 answer
Get stats from list python
Python
1 vote337 views1 answer
Fibonacci series using dynamic programmig approach
Python