I have tried to parallelize this program with pp and I cannot do it... Can anyone help me??
import Timer
import copy
import psyco
import sys
psyco.full()
bestscore=-999999999
def calc_score(place, map, protein):
global bestscore
score=0
for i in place:
x, y = i
if map[x][y]=='H':
if map[x-1][y]==' ': score-=1
if map[x][y-1]==' ': score-=1
if map[x+1][y]==' ': score-=1
if map[x][y+1]==' ': score-=1
if(score>bestscore):
bestscore=score
return score
def fold(protein, map, place):
res=0
best=-99999999
cnt = len(place)
if cnt==len(protein):
return calc_score(place, map, protein)
if cnt>3:
newx, newy = place[-1]
newx=newx-1
if map[newx][newy]==' ':
map[newx][newy] = protein[cnt]
place.append((newx, newy))
res=fold(protein, map, place)
map[newx][newy] = ' '
place.pop()
if res>best: best=res
if cnt>2:
newx, newy=place[-1]
newy=newy-1
if map[newx][newy]==' ':
map[newx][newy] = protein[cnt]
place.append((newx, newy))
res=fold(protein, map, place)
map[newx][newy] = ' '
place.pop()
if res>best: best=res
if cnt>1:
newx, newy = place[-1]
newx=newx+1
if map[newx][newy]==' ':
map[newx][newy] = protein[cnt]
place.append((newx, newy))
res=fold(protein, map, place)
map[newx][newy] = ' '
place.pop()
if res>best: best=res
newx, newy = place[-1]
newy=newy+1
if map[newx][newy]==' ':
map[newx][newy] = protein[cnt]
place.append((newx, newy))
res=fold(protein, map, place)
map[newx][newy] = ' '
place.pop()
if res>best: best=res
return best
timer = Timer.StopWatch()
protein='HHHHPPPPPPPPPPPPPPHHHH'
if len(sys.argv)>1: protein=sys.argv[1]
plen = len(protein)
map = []
for i in range(2*plen+1):
map.append((2*plen+1)*[' '])
r=map[plen]
r[plen]=protein[0]
place=[(plen, plen)]
timer.Start()
fold(protein, map, place)
print('Best is %d'%bestscore)
timer.Stop()
print("Time taken: "+timer.timeString())
timer.Sleep(5)
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