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| from random import choice,randrange
from numpy import array,zeros_like,hstack
from timeit import Timer
len_d = 800
nbru = 30
nbrf = 150
zf = len(str(nbrf))
d = array([[choice([str(randrange(1,nbru+1))]),choice([str(randrange(1,nbrf+1)).zfill(zf)])] for i in xrange(len_d)])
user = array(map(int,d[:,0]))
print 'user :\n',user,'\n len(user) =',len(user),',',type(user),user.dtype
folder = d[:,1]
print 'folder :\n',folder,'\n len(folder) =',len(folder),',',type(folder)
z = zeros_like(user)+1
print 'z :',z,'\n len(z) =',len(z),',',type(z)
print
userlist = list(set(user))
userlist.sort()
l_u = len(userlist)
print 'userlist =',userlist
print 'l_u = len(userlist) =',len(userlist)
folderlist = list(set(folder))
folderlist.sort()
l_f = len(folderlist)
print 'folderlist =',folderlist
print 'l_f = len(folderlist) =',len(folderlist)
print
del user,folder,userlist,folderlist,l_u,l_f
###########################################################################################
# 1 ------ original ------------------------------------------------------
def ori(d):
user = array(map(int,d[:,0]))
folder = d[:,1]
z = zeros_like(user)+1
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
activity_count_user_folder = []
for i in range(0,l_f):
cond1=(folder==folderlist[i])*z
activity_count_user = []
for j in range(0,l_u):
cond2 = (user==userlist[j])
cm = cond1*cond2
activity_count_user.append(cm.sum())
activity_count_user_folder.append(activity_count_user)
return activity_count_user_folder
# 2 -------- xrange ---------------------------------------------------
def xra(d):
user = array(map(int,d[:,0]))
folder = d[:,1]
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
activity_count_user_folder = []
for i in xrange(0,l_f):
cond1=(folder==folderlist[i])*z
activity_count_user = []
for j in xrange(0,l_u):
cond2 = (user==userlist[j])
cm = cond1*cond2
activity_count_user.append(cm.sum())
activity_count_user_folder.append(activity_count_user)
return activity_count_user_folder
# 3 -------- xrange , pas de z ---------------------------------------------------
def xrsanz(d):
user = array(map(int,d[:,0]))
folder = d[:,1]
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
activity_count_user_folder = []
for fo in folderlist:
cond1=(folder==fo)
activity_count_user = []
for ut in userlist:
activity_count_user.append( (cond1*(user==ut)).sum())
activity_count_user_folder.append(activity_count_user)
return activity_count_user_folder
# 4 -------- fo, ut ---------------------------------------------------
def fout(d):
user = array(map(int,d[:,0]))
folder = d[:,1]
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
activity_count_user_folder = []
for fo in folderlist:
cond1=(folder==fo)
activity_count_user = []
for ut in userlist:
activity_count_user.append( (cond1*(user==ut)).sum() )
activity_count_user_folder.append(activity_count_user)
return activity_count_user_folder
# 5 -------- fo, ut, list comprehension ---------------------------------------------------
def foutlic(d):
user = array(map(int,d[:,0]))
folder = d[:,1]
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
activity_count_user_folder = []
for fo in folderlist:
cond1=(folder==fo)
activity_count_user = [(cond1*(user==ut)).sum() for ut in userlist]
activity_count_user_folder.append(activity_count_user)
return activity_count_user_folder
# 6 -------- fo, ut, list comprehension ---------------------------------------------------
def foutlic2(d):
user = array(map(int,d[:,0]))
folder = d[:,1]
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
activity_count_user_folder = []
for fo in folderlist:
activity_count_user = [((folder==fo)*(user==ut)).sum() for ut in userlist]
activity_count_user_folder.append(activity_count_user)
return activity_count_user_folder
# 7 -------- fo, ut, list comprehension imbriquees ---------------------------------------------------
def foutlicimbriq(d):
user = array(map(int,d[:,0]))
folder = d[:,1]
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
activity_count_user_folder = [[((folder==fo)*(user==ut)).sum() for ut in userlist] for fo in folderlist]
return activity_count_user_folder
# 8 -------- dictionnaire ---------------------------------------------------
def dicc(d):
from collections import defaultdict
foldic = defaultdict(list)
user = array(map(int,d[:,0]))
folder = d[:,1]
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
for ln in d:
foldic[ln[1]].append(int(ln[0]))
activity_count_user_folder = []
for fo in folderlist:
activity_count_user = []
ar = array(foldic[fo])
for ut in userlist:
activity_count_user.append( (ar==ut).sum())
activity_count_user_folder.append(activity_count_user)
return activity_count_user_folder
# 9 -------- dictionnaire list compr---------------------------------------------------
def dicclicompr(d):
from collections import defaultdict
foldic = defaultdict(list)
user = array(map(int,d[:,0]))
folder = d[:,1]
userlist = list(set(user))
userlist.sort()
folderlist = list(set(folder))
folderlist.sort()
l_u = len(userlist)
l_f = len(folderlist)
[ foldic[ln[1]].append(int(ln[0])) for ln in d ]
activity_count_user_folder = []
for fo in folderlist:
ar = array(foldic[fo])
activity_count_user = [(ar==ut).sum() for ut in userlist ]
activity_count_user_folder.append(activity_count_user)
return activity_count_user_folder
def aff1(t):
for u in t:
print str(u)[0:6],
print ' moyenne',str(sum(t)/len(t))[0:5],'= m1'
return sum(t)/len(t)
def aff(t):
for u in t:
print str(u)[0:6],
print ' moyenne',str(sum(t)/len(t))[0:5]
def affd(t,m):
for u in t:
print str(u)[0:6],
print ' moyenne',str(sum(t)/len(t))[0:5],'=',str(100*sum(t)/len(t)/m)[0:4]+' % de m1'
print "Test d'identite des resultats des differentes fonctions"
print 'ori(d)'
print 'xra(d)==ori(d) :\t\t',ori(d)==xra(d)
print 'xrsanz(d)==ori(d) :\t\t',ori(d)==xrsanz(d)
print 'fout(d)==ori(d) :\t\t',ori(d)==fout(d)
print 'foutlic(d)==ori(d) :\t\t',ori(d)==foutlic(d)
print 'foutlic2(d)==ori(d) :\t\t',ori(d)==foutlic2(d)
print 'foutlicimbriq(d)==ori(d) :\t',ori(d)==foutlicimbriq(d)
print 'dicc(d)==ori(d) :\t\t',ori(d)==dicc(d)
print 'dicclicompr(d)==ori(d) :\t',ori(d)==dicclicompr(d)
print
repet = 6
iterat = 1
t1 = Timer('ori(d)','from __main__ import ori,d').repeat(repet,iterat)
t2 = Timer('xra(d)','from __main__ import xra,d').repeat(repet,iterat)
t3 = Timer('xrsanz(d)','from __main__ import xrsanz,d').repeat(repet,iterat)
t4 = Timer('fout(d)','from __main__ import fout,d').repeat(repet,iterat)
t5 = Timer('foutlic(d)','from __main__ import foutlic,d').repeat(repet,iterat)
t6 = Timer('foutlic2(d)','from __main__ import foutlic2,d').repeat(repet,iterat)
t7 = Timer('foutlicimbriq(d)','from __main__ import foutlicimbriq,d').repeat(repet,iterat)
t8 = Timer('dicc(d)','from __main__ import dicc,d').repeat(repet,iterat)
t9 = Timer('dicclicompr(d)','from __main__ import dicclicompr,d').repeat(repet,iterat)
print 'len_d =',len_d,' nbru =',nbru,' nbrf =',nbrf
m1 = aff1(t1)
aff(t2)
aff(t3)
aff(t4)
aff(t5)
aff(t6)
aff(t7)
affd(t8,m1)
affd(t9,m1) |
