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

1 vote104 views1 answer
Ipython save session
Python
11 votes115 views2 answers
Set os environment variable python
Python
1 vote112 views1 answer
Pandas multiple string contains
Python
1 vote122 views1 answer
Pygame get if button is released
Python
0 vote72 views2 answers
Unreadable Notebook: jpyter
Python
1 vote102 views1 answer
Sns title
Python
0 vote157 views1 answer
How to add labels on bar of barchart seaborn
Python
0 vote113 views1 answer
Xlsb file in pandas
Python
0 vote126 views1 answer
Find different between list
Python
14 votes114 views2 answers
Python list of random values
Python