I want to extract the cordonne, the code is
while (k!=3):
j=0;
i=0;
while((i!=20) and (j!=20) and
(((x[0,0])!=(mat_diff['img1taille500'][i,j])) and (x[0,1]!=(mat_diff['img1taille500'][i,j+1]))
and(x[0,2]!=mat_diff['img1taille500'][i,j+2])and (x[0,3]!=mat_diff['img1taille500'][i,j+3])
and(x[0,4]!=mat_diff['img1taille500'][i,j+4])and(x[1,0] != mat_diff['img1taille500'][i+1,j])
and(x[1,1]!=mat_diff['img1taille500'][i+1,j+1]) and (x[1,2]!=mat_diff['img1taille500'][i+1,j+2])
and(x[1,3]!=mat_diff['img1taille500'][i+1,j+3])and (x[1,4]!=mat_diff['img1taille500'][i+1,j+4])
and(x[2,0] != mat_diff['img1taille500'][i+2,j]) and (x[2,1]!=mat_diff['img1taille500'][i+2,j+1])
and(x[2,2]!=mat_diff['img1taille500'][i+2,j+2])and (x[2,3]!=mat_diff['img1taille500'][i+2,j+3])
and(x[2,4]!=mat_diff['img1taille500'][i+2,j+4])and (x[3,0] != mat_diff['img1taille500'][i+3,j])
and(x[3,1]!=mat_diff['img1taille500'][i+3,j+1]) and (x[3,2]!=mat_diff['img1taille500'][i+3,j+2])
and(x[3,3]!=mat_diff['img1taille500'][i+3,j+3])and (x[3,4]!=mat_diff['img1taille500'][i+3,j+4])
and(x[4,0] !=mat_diff['img1taille500'][i+4,j]) and (x[4,1]!=mat_diff['img1taille500'][i+4,j+1])
and(x[4,2]!=mat_diff['img1taille500'][i+4,j+2])and (x[4,3]!=mat_diff['img1taille500'][i+4,j+3])
and(x[4,4]!=mat_diff['img1taille500'][i+4,j+4]))):
j=j+1;
if (((x[0,0])==(mat_diff['img1taille500'][i,j])) and (x[0,1]==mat_diff['img1taille500'][i,j+1])
and(x[0,2]==mat_diff['img1taille500'][i,j+2])and (x[0,3]==mat_diff['img1taille500'][i,j+3])
and(x[0,4]==mat_diff['img1taille500'][i,j+4])and(x[1,0] == mat_diff['img1taille500'][i+1,j])
and(x[1,1]==mat_diff['img1taille500'][i+1,j+1]) and (x[1,2]==mat_diff['img1taille500'][i+1,j+2])
and(x[1,3]==mat_diff['img1taille500'][i+1,j+3])and (x[1,4]==mat_diff['img1taille500'][i+1,j+4])
and(x[2,0] == mat_diff['img1taille500'][i+2,j]) and (x[2,1]==mat_diff['img1taille500'][i+2,j+1])
and(x[2,2]==mat_diff['img1taille500'][i+2,j+2])and (x[2,3]==mat_diff['img1taille500'][i+2,j+3])
and(x[2,4]==mat_diff['img1taille500'][i+2,j+4])and (x[3,0] == mat_diff['img1taille500'][i+3,j])
and(x[3,1]==mat_diff['img1taille500'][i+3,j+1]) and (x[3,2]==mat_diff['img1taille500'][i+3,j+2])
and(x[3,3]==mat_diff['img1taille500'][i+3,j+3])and (x[3,4]==mat_diff['img1taille500'][i+3,j+4])
and(x[4,0] ==mat_diff['img1taille500'][i+4,j]) and (x[4,1]==mat_diff['img1taille500'][i+4,j+1])
and(x[4,2]==mat_diff['img1taille500'][i+4,j+2])and (x[4,3]==mat_diff['img1taille500'][i+4,j+3])
and(x[4,4]==mat_diff['img1taille500'][i+4,j+4])):
x1=i+2;
y1=j+2;
#print("les axes",x1,y1)
abscice= x1;
ordonne=y1;
print(abscice,ordonne)
#c=c+1;
#print("nombre:",c)
k=k+1;
x=train_x[k];
i=0;
j=0;
if (i==(20)):
i=0;
j=j+1;
else :
j=0;
i=i+1;
RuntimeError: Boolean value of Tensor with more than one value is ambiguous