I have an array of values that can include several numpy.nan:
import numpy as np
a = np.array ( [1, 2, np.nan, 4] )
And I want to iterate over your items to create a new array without np.nan.
The way I know to create arrays dynamically...
Suppose the following:
import numpy as np
a = np.array ( [1.1, 2.2, 3.3] )
How to convert this array to int without having to iterate each element or using another array?
Why to:
b = int(a)
It gives an error because it is on...
I've tried several things and still can not figure out what the problem with my code is, it's a simple code. With numpy I put the txt values in the arrays array and I want to make some copies for two other lists, mensagem and no ....
I'm doing a program in Python where I need to change the diagonal values of an array. The following code snippet should be sufficient to understand the general idea (it changes to% w_ of% the value in the first position of the main diagonal of t...
I need help with how to install numpy. I tried to install pygame using pip but it did not work and I was confused on how to install modules or packages.
Using python 3.5.0 in Windows 10 pro
Based on a previous question , I saw that it is possible to identify a variable using type . For example:
print(type(3.1415).__name__) #retorno >> float
Doing some research, I saw that dtype exists. What is the differenc...
As you can see in the code below, it only detects the faces with haar cascade, I would like to know how I can display the number of people currently detected on the webcam.
from __future__ import print_function #importa a funcao da biblioteca...
I did so:
import numpy as np
#soma de todas as colunas de mat!
mat = np.arange(1,26).reshape(5,5)
print(mat)
lista =[]
for i in np.arange(0,len(mat)):
lista.append(np.sum(mat[0:,i:i+1]))
print(np.array(lista))
The output is correct:...
Good evening,
I recently started the program in python because of an elective that I have at university, but my knowledge is still minimal.
My teacher gave a job to do where I should create a code that read a table Precos.txt like this:
1, 69...