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''' | |
Example file: | |
@name | |
rafa | |
qwer | |
mari | |
guil | |
@pref | |
qwer rafa mari | |
guil mari | |
@avoid | |
name: diccionario de key=nombre, value=indice | |
prefList: diccionario de key:indice, value:lista de indices que prifiere | |
''' | |
# Read the file | |
f = open('data.txt', "r") | |
f = f.read().split('\n') | |
# Status: -1=starting, 0=reading names, 2=reading prefs, 4=reading avoid | |
status = -1 | |
name = {} | |
prefList = {} | |
avoidList = {} | |
# Contruir los diccionarios en base al contenido del file | |
for line in f: | |
if status == -1 and line == '@name': | |
status = 0 | |
nameCtr = 0 | |
elif status == 0: | |
if line == '@pref': | |
status = 2 | |
else: | |
if line in name: | |
status = -2 | |
else: | |
name[line] = nameCtr | |
nameCtr += 1 | |
elif status == 2: | |
if line == '@avoid': | |
status = 4 | |
else: | |
L = line.split(" ") | |
thisName = L[0] | |
prefList[name[thisName]] = [] | |
for i in L[1:]: | |
prefList[name[L[0]]].append(name[i]) | |
elif status == 4 and len(line) > 2: | |
L = line.split(" ") | |
thisName = L[0] | |
avoidList[name[thisName]] = [] | |
for i in L[1:]: | |
avoidList[name[L[0]]].append(name[i]) | |
else: | |
print "Some error occurred" | |
# Completar el arreglo de preferencias usando los match y los avoid. | |
dontCare = {} | |
complete = {} | |
nameReverse = {} | |
for n in name: nameReverse[name[n]] = n | |
print "names:", name | |
print "nameReverse:", nameReverse | |
print "prefList:", prefList | |
print "avoidList:",avoidList | |
# Para cada nombre construir la lista de los dont cares, i.e. aquellos indices | |
# que no esten en los match ni en los avoid | |
for n in name: | |
nameIdx = name[n] | |
pref = None | |
avoid = None | |
if nameIdx in prefList: pref = prefList[nameIdx] | |
if nameIdx in avoidList: avoid = avoidList[nameIdx] | |
dontCare[nameIdx] = [] | |
for i in range(nameCtr): | |
if not ((pref != None and i in pref) or (avoid != None and i in avoid) or (i == nameIdx)) : | |
dontCare[nameIdx].append(i) | |
if pref == None: pref = [] | |
if avoid == None: avoid = [] | |
random.shuffle(dontCare[nameIdx]) | |
complete[nameIdx] = pref + dontCare[nameIdx] + avoid | |
print complete | |
Z = [] | |
for i in range(nameCtr-1): | |
for j in range(nameCtr): | |
Z.append(complete[j][i]+1) | |
nameList = [] | |
for i in range(nameCtr): | |
nameList.append("\"" + nameReverse[i] + "\"") | |
print '\n------run this in R-----------\n' | |
print 'library(matchingR)' | |
print 'names <- c(%s)' % ','.join(nameList) | |
print 'pref = matrix (c(%s), nrow=%d, ncol=%d, byrow=TRUE)' % ( ','.join(map(str, Z)), nameCtr-1, nameCtr) | |
print 'roommate.checkPreferences(pref)' | |
print 'results = roommate(pref = pref)' | |
print 'results' | |
print 'for (i in 1:length(results)) ' | |
print '\tcat(names[i], " - " , names[results[i]], "\\n")' | |
print '\n----------------------------\n' |
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