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| #!/usr/bin/python
# *-* coding:UTF-8 *-*
class Coord(tuple):
def __new__(cls,*arg):
r=tuple.__new__(cls,arg[0]) if len(arg)==1 else tuple.__new__(cls,arg)
return r
def __init__(self,*arg):
self.__coord=arg[0] if len(arg)==1 else list(arg)
self.__dim=len(self.coord)
@property
def coord(self):
return self.__coord
@property
def dim(self):
return self.__dim
@coord.setter
def coord(self,add):
print "Erreur!!"
@coord.deleter
def coord(self):
print "Erreur!!"
#Surcharges
def __str__(self):
return 'Coord'+str(tuple(self.coord))
def __hash__(self):
v=0
pw=self.dim-1
for c in self.__coord:
v+=c*10**pw
pw-=1
return v
def __add__(self,other):
if not isinstance(other,Coord):
print "Erreur!!"
else:
gt=self if self.dim >= other.dim else other
lt=other if other.dim <= self.dim else self
# print ("gt=%s, lt=%s" % (gt,lt))
ad=gt.dim-lt.dim
val=()
resized=lt.coord
if ad!=0:
for c in xrange(ad):
resized+=0,
for v1,v2 in zip(gt.coord,resized):
val+=v1+v2,
return Coord(val)
def __sub__(self,other):
if not isinstance(other,Coord):
print "Erreur!!"
else:
gt=self if self.dim >= other.dim else other
lt=other if other.dim <= self.dim else self
fct=-1 if other.dim>self.dim else 1
ad=gt.dim-lt.dim
val=()
resized=lt.coord
if ad!=0:
for c in xrange(ad):
resized+=0,
for v1,v2 in zip(gt.coord,resized):
val+=(v1-v2)*fct,
return Coord(val)
def __mul__(self,other):
if not isinstance(other,Coord):
print "Erreur!!"
else:
gt=self if self.dim >= other.dim else other
lt=other if other.dim <= self.dim else self
ad=gt.dim-lt.dim
val=()
resized=lt.coord
if ad!=0:
for c in xrange(ad):
resized+=0,
for v1,v2 in zip(gt.coord,resized):
val+=v1*v2,
return Coord(val)
def __eq__(self,other):
if not isinstance(other,Coord):
print "Erreur!"
else:
return self.coord==other.coord
def __ne__(self,other):
if not isinstance(other,Coord):
print "Erreur!"
else:
return self.coord!=other.coord
def __gt__(self,other):
if not isinstance(other,Coord):
print "Erreur!!"
else:
return self.__hash__()>other.__hash__()
def __ge__(self,other):
if not isinstance(other,Coord):
print "Erreur!!"
else:
return self.__hash__()>=other.__hash__()
def __lt__(self,other):
if not isinstance(other,Coord):
print "Erreur!!"
else:
return self.__hash__()<other.__hash__()
def __le__(self,other):
if not isinstance(other,Coord):
print "Erreur!!"
else:
return self.__hash__()<=other.__hash__()
def step(c_min,c_max):
#TODO test de validite des arguments
t_min,t_max=list(c_min.coord),list(c_max.coord)
l_min,l_max,ret_list,mods=[],[],[],[]
for v1,v2 in zip(t_min,t_max):
l_min.append(min([v1,v2]))
ret_list.append(min([v1,v2]))
l_max.append(max([v1,v2]))
# print "l_min-->",l_min,"\nl_max-->",l_max,"\nret_list-->",ret_list
max_click,count=1,1
for mn,mx in zip(l_min,l_max):
mods.append(abs(max_click))
max_click*=abs(mx-mn)+1
# print "max_click-->",max_click,"\nmods-->",mods
while count<=max_click:
for i in xrange(len(l_min)):
if not count%mods[i]:
#print ("not %d%%%d = %s" % (count,mods[i],not count%mods[i]))
ret_list[i]=ret_list[i]+1 if ret_list[i]<l_max[i] else l_min[i]
#print ("ret_list[%d]<l_max[%d] = %s l_min[%d] = %s" % (i,i,ret_list[i]<l_max[i],i,l_min[i]))
#print ("ret_list[%d] = %s" % (i,ret_list[i]))
yield Coord(ret_list)
count+=1
class obj(object):
oid=1
def __init__(self):
self.oid=obj.oid
obj.oid+=1
def __str__(self):
return ("obj.%d" % self.oid)
def __repr__(self):
return ("obj.%d" % self.oid)
def __hash__(self):
return self.oid
def robj(mx):
count=1
while count<=mx:
yield obj()
count+=1
class mini_field():
def __init__(self):
self.__d={}
for c in step(Coord(1,1),Coord(1,4)):
self.__d[c]=c
for o in robj(4):
self.__d[o]=o
@property
def d(self):
return self.__d
if __name__=='__main__':
f=mini_field()
for k in f.d:
print k,f.d[k]
print f.d.keys() |
Probleme d'utilisation du generator "for"
Répondre avec citation
Envoyé par Krishna
) ? Et si non, pourquoi (ou pourquoi ce serait 'beurk' 
)?
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