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#!/usr/bin/env python3
import sys
import numpy as np
import scipy.linalg as la
n = 3
if sys.argv.__len__()!=n*n+1:
print( "bad # args" )
sys.exit()
A = np.empty([n,n], dtype='f8')
for j in range(n):
for i in range(n):
A[j][i] = sys.argv[1+j*n+i]
print( "A:" )
print( A )
Q,R,P = la.qr(A, pivoting=True)
print( "Q:" )
print( Q )
print( "R:" )
print( R )
print( "P:" )
print( P )
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