scilab magic with scilab-5.4.1+ (soon)



In [1]:

    
# you must have scilab in your path, like below 
import os
os.environ["PATH"]  = os.environ["PATH"]+";"+r"C:\Users\famille\AppData\Local\scilab-5.4.1\bin"



In [2]:

    
# this currently suppose to have done pip install import scilab2py 
# with scilab2py  > 0.3 (not yet out)
import scilab2py
import numpy as np
sci = scilab2py.Scilab2Py()
x = sci.eval("zeros(3,3)")
x









    Out[2]:





array([[ 0.,  0.,  0.],
       [ 0.,  0.,  0.],
       [ 0.,  0.,  0.]])



In [3]:

    
%load_ext scilab2py.ipython



In [4]:

    
x = %scilab 2+2

4.0



In [5]:

    
x = %scilab [1 2; 3 4];
x









    





[[ 1.  2.]
 [ 3.  4.]]






    Out[5]:





array([[ 1.,  2.],
       [ 3.,  4.]])



In [6]:

    
a = [1, 2, 3]

%scilab_push a
%scilab a = a * 2;
%scilab_pull a
a









    Out[6]:





array([[ 2.,  4.,  6.]])



In [7]:

    
%%scilab -i x -o y
y = x + 3;
y









    





[[ 4.  5.]
 [ 6.  7.]]



In [8]:

    
%%scilab -f svg

xset("fpf"," ")
contour2d(1:10,1:10,rand(10,10),5,rect=[0,0,11,11]);









    





[[ 0.82763768  0.66215437  0.49667106  0.33118775  0.16570444]]



In [9]:

    
%%scilab -f jpg

# simple plot using z = f(x, y)
t = [0: 0.3: 2 * %pi]';
z = sin(t) * cos(t');
plot3d(t, t, z);



In [12]:

    
sci=scilab2py.Scilab2Py()



In [13]:

    
sci.eval("2+2")









    Out[13]:





4.0



In [11]:

    
%%scilab -f png

[x, y] = meshgrid(0:0.1:3);
r = sin(x - 0.5).^2 + cos(y - 0.5).^2;
surf(x, y, r);



In [12]:

    
%%scilab -g
plot([1,2,3])
# brings up a Scilab plotting GUI



In [13]:

    
%scilab exists ones



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