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

12 votes303 views2 answers
Convert float to string python
Python
0 vote322 views1 answer
Make value of two tables unique django
Python Django
0 vote298 views1 answer
Mongoengine ObjectIdField
Python
6 votes311 views2 answers
Python tkinter filedialog
Python
0 vote300 views1 answer
How to show Screen keyboard ubuntu with python
Python
35 votes316 views5 answers
How to use replace in python
Python
0 vote303 views1 answer
Python overwrite print on same line
Python
0 vote296 views1 answer
Gene wilder pure imagination
Python
1 vote299 views1 answer
Python documentation
Python
5 votes292 views3 answers
Get image from url python
Python