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Перемножение матриц. Галоян Арам ПИ20-1 #69

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a1a9b54
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Aramanch Nov 11, 2021
56c7be9
Updated multi_matrix
Aramanch Nov 18, 2021
423af4b
Update ref.py
Aramanch Nov 18, 2021
952e114
Its for result of multi_matrix
Aramanch Nov 18, 2021
fcc4285
Update main.py
Aramanch Nov 18, 2021
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99 changes: 83 additions & 16 deletions main.py
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Original file line number Diff line number Diff line change
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def element(index, A, B):
i, j = index
res = 0
# get a middle dimension
N = len(A[0]) or len(B)
for k in range(N):
res += A[i][k] * B[k][j]
return res


matrix1 = [[1, 2], [3, 4]]
matrix2 = [[2, 0], [1, 2]]

print(element((1, 0), matrix1, matrix2))
import multiprocessing
from multiprocessing import Process
from ref import *
import logging
import os
import psutil


# для допа

# def rand_matr():

# rand_sp = []
# rand_sp2 = []
# matr1 = []
# matr2 = []

# for i in range(n*n):
# rand_sp.append(random.randint(1,100))
# rand_sp2.append(random.randint(1,100))


# for i in range(0, len(rand_sp), n):
# matr1.append(rand_sp[i:i + n])

# for i in range(0, len(rand_sp2), n):
# matr2.append(rand_sp2[i:i + n])
# return (matr1,matr2)

res = 0

def element(index, A, B, conn):
global res

i, j = index
res = 0
N = len(A[0]) or len(B)
for k in range(N):
res += A[i][k] * B[k][j]
conn.send(res)



if __name__ == '__main__':
global v
global p1
if v == 3:
inds = [(0, 0), (0, 1),(1, 0),(1, 1)]
elif v == 4:
inds = [(0, 0), (0, 1), (0, 2), (1, 0), (1, 1), (1, 2), (2, 0), (2, 1), (2, 2)]
procs = []
res = 0
fin = []

l_end, r_end = multiprocessing.Pipe()

for index, number in enumerate(inds):
p1 = Process(target=element, args=(number, mat1, mat2, r_end))
procs.append(p1)
p1.start()
res = l_end.recv()
fin.append(res)
logging.basicConfig(filename='/Users/Aram/Desktop/matrx.log', level=logging.INFO,
format='%(asctime)s - %(message)s')

logging.info(f'{res}')


for p1 in procs:
p1.join()


sp = []

for i in range(0, len(fin), n):
sp.append(fin[i:i + n])

print(sp)
f1 = open('neww.txt', 'w')
f1.write(str(sp))



2 changes: 2 additions & 0 deletions matrs.txt
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[[1, 2], [3, 4]]
[[2, 2], [2, 2]]
208 changes: 208 additions & 0 deletions matrx.log
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56 changes: 56 additions & 0 deletions ref.py
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global v
global n

with open("matrs.txt", "r") as f:

matrix1 = f.readline().strip()
matrix2 = f.readline().strip()



f.close()


prom_1 = []
prom_2 = []
d = []
v = 0
for i in matrix1:
if i == '[':
v += 1

n = v-1

for x in matrix1:
if x.isdigit() == True:
d.append(int(x))

for i in range(0, len(d), n):
prom_1.append(d[i:i + n])

d = []

for y in matrix2:
if y.isdigit() == True:
d.append(int(y))

for i in range(0, len(d), n):
prom_2.append(d[i:i + n])





mat1 = prom_1
mat2 = prom_2