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Cire Ba
Tp_Ia_Distrib
Commits
64f284cb
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Commit
64f284cb
authored
3 months ago
by
Cire Ba
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Exercice 1 et 2 OK
parent
9ca3dca6
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TP_2_3/exo_1_2.py
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TP_2_3/exo_1_2.py
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64f284cb
import
random
import
itertools
class
Robot
:
def
__init__
(
self
,
id
,
capacity
):
self
.
id
=
id
self
.
capacity
=
capacity
def
__repr__
(
self
):
return
f
"
Robot(
{
self
.
id
}
)
"
class
Zone
:
def
__init__
(
self
,
id
,
dirt
):
self
.
id
=
id
self
.
dirt
=
dirt
def
__repr__
(
self
):
return
f
"
Zone(
{
self
.
id
}
)
"
class
TaskAllocation
:
def
__init__
(
self
,
robotliste
,
zoneliste
):
self
.
robotliste
=
robotliste
self
.
zoneliste
=
zoneliste
# Création d'un dictionnaire d'utilités aléatoires pour chaque paire (robot, zone)
self
.
dictio
=
{(
robot
,
zone
):
random
.
randint
(
1
,
10
)
for
robot
,
zone
in
itertools
.
product
(
robotliste
,
zoneliste
)}
def
allocation
(
self
,
cuf
):
# On garde votre structure mais on corrige le problème d'assignation
best_allocation
=
None
best_utility
=
float
(
'
-inf
'
)
# On commence avec une utilité très basse
# On utilise une approche simplifiée pour générer des allocations
# On distribue les zones de manière cyclique avec différents points de départ
for
start
in
range
(
len
(
self
.
robotliste
)):
current_allocation
=
{
robot
:
[]
for
robot
in
self
.
robotliste
}
for
i
,
zone
in
enumerate
(
self
.
zoneliste
):
robot_index
=
(
start
+
i
)
%
len
(
self
.
robotliste
)
current_allocation
[
self
.
robotliste
[
robot_index
]].
append
(
zone
)
utility
=
cuf
.
utility
(
current_allocation
)
if
best_allocation
is
None
or
utility
>
best_utility
:
best_utility
=
utility
best_allocation
=
current_allocation
return
best_allocation
def
dummy_allocation
(
self
,
robotliste
,
zoneliste
):
# On garde votre fonction exactement comme elle était
i
=
0
dico
=
{
robot
:
[]
for
robot
in
robotliste
}
for
zone
in
zoneliste
:
robot
=
robotliste
[
i
%
len
(
robotliste
)]
dico
[
robot
].
append
(
zone
)
i
+=
1
return
dico
def
calculate_cleaning_time
(
self
,
allocation
):
# Nouvelle fonction pour calculer le temps de nettoyage
robot_times
=
[]
for
robot
,
zones
in
allocation
.
items
():
total_dirt
=
sum
(
zone
.
dirt
for
zone
in
zones
)
cleaning_time
=
total_dirt
/
robot
.
capacity
robot_times
.
append
(
cleaning_time
)
# Le temps total est le maximum des temps individuels
return
max
(
robot_times
)
if
robot_times
else
0
def
getdictio
(
self
):
return
self
.
dictio
class
CollectiveUtilityFunction
:
def
__init__
(
self
,
dico
,
utility
):
# On garde votre nom de paramètre "utility" au lieu de "utility_type"
self
.
utility
=
getattr
(
self
,
utility
)
self
.
dico
=
dico
def
utilitariste
(
self
,
allocation
):
total_uti
=
0
for
robot
,
zones
in
allocation
.
items
():
for
zone
in
zones
:
total_uti
+=
self
.
dico
[(
robot
,
zone
)]
return
total_uti
def
egalitariste
(
self
,
allocation
):
uti_par_robot
=
{}
for
robot
,
zones
in
allocation
.
items
():
robot_utility
=
0
for
zone
in
zones
:
robot_utility
+=
self
.
dico
[(
robot
,
zone
)]
uti_par_robot
[
robot
]
=
robot_utility
# Si aucun robot n'a d'utilité, retourner 0
if
not
uti_par_robot
:
return
0
return
min
(
uti_par_robot
.
values
())
def
elitiste
(
self
,
allocation
):
uti_par_robot
=
{}
for
robot
,
zones
in
allocation
.
items
():
robot_utility
=
0
for
zone
in
zones
:
robot_utility
+=
self
.
dico
[(
robot
,
zone
)]
uti_par_robot
[
robot
]
=
robot_utility
# Si aucun robot n'a d'utilité, retourner 0
if
not
uti_par_robot
:
return
0
return
max
(
uti_par_robot
.
values
())
def
nash
(
self
,
allocation
):
produit_uti
=
1
for
robot
,
zones
in
allocation
.
items
():
robot_uti
=
0
for
zone
in
zones
:
robot_uti
+=
self
.
dico
[(
robot
,
zone
)]
# Pour éviter de multiplier par 0
if
robot_uti
>
0
:
produit_uti
*=
robot_uti
return
produit_uti
# Test avec 3 robots et 6 zones
if
__name__
==
"
__main__
"
:
# Création des robots
robot1
=
Robot
(
"
robot1
"
,
10
)
robot2
=
Robot
(
"
robot2
"
,
6
)
robot3
=
Robot
(
"
robot3
"
,
4
)
# Création des zones
zone1
=
Zone
(
"
zone1
"
,
4
)
zone2
=
Zone
(
"
zone2
"
,
6
)
zone3
=
Zone
(
"
zone3
"
,
1
)
zone4
=
Zone
(
"
zone4
"
,
5
)
zone5
=
Zone
(
"
zone5
"
,
3
)
zone6
=
Zone
(
"
zone6
"
,
2
)
robotliste
=
[
robot1
,
robot2
,
robot3
]
zoneliste
=
[
zone1
,
zone2
,
zone3
,
zone4
,
zone5
,
zone6
]
# Création de l'allocation de tâches
task_allocation
=
TaskAllocation
(
robotliste
,
zoneliste
)
# Affichage du dictionnaire d'utilités
print
(
"
Dictionnaire d
'
utilités:
"
)
for
(
robot
,
zone
),
utility
in
task_allocation
.
getdictio
().
items
():
print
(
f
"
{
robot
}
-
{
zone
}
:
{
utility
}
"
)
print
(
"
\n
--- Allocation naïve (dummy) ---
"
)
dummy_alloc
=
task_allocation
.
dummy_allocation
(
robotliste
,
zoneliste
)
for
robot
,
zones
in
dummy_alloc
.
items
():
print
(
f
"
{
robot
}
:
{
zones
}
"
)
print
(
f
"
Temps de nettoyage avec allocation naïve:
{
task_allocation
.
calculate_cleaning_time
(
dummy_alloc
)
:
.
2
f
}
heures
"
)
# Test des différentes fonctions d'utilité collective
print
(
"
\n
--- Allocation avec fonction d
'
utilité utilitariste ---
"
)
cuf_utilitariste
=
CollectiveUtilityFunction
(
task_allocation
.
getdictio
(),
"
utilitariste
"
)
alloc_utilitariste
=
task_allocation
.
allocation
(
cuf_utilitariste
)
for
robot
,
zones
in
alloc_utilitariste
.
items
():
print
(
f
"
{
robot
}
:
{
zones
}
"
)
print
(
f
"
Utilité utilitariste:
{
cuf_utilitariste
.
utility
(
alloc_utilitariste
)
}
"
)
print
(
f
"
Temps de nettoyage:
{
task_allocation
.
calculate_cleaning_time
(
alloc_utilitariste
)
:
.
2
f
}
heures
"
)
print
(
"
\n
--- Allocation avec fonction d
'
utilité égalitariste ---
"
)
cuf_egalitariste
=
CollectiveUtilityFunction
(
task_allocation
.
getdictio
(),
"
egalitariste
"
)
alloc_egalitariste
=
task_allocation
.
allocation
(
cuf_egalitariste
)
for
robot
,
zones
in
alloc_egalitariste
.
items
():
print
(
f
"
{
robot
}
:
{
zones
}
"
)
print
(
f
"
Utilité égalitariste:
{
cuf_egalitariste
.
utility
(
alloc_egalitariste
)
}
"
)
print
(
f
"
Temps de nettoyage:
{
task_allocation
.
calculate_cleaning_time
(
alloc_egalitariste
)
:
.
2
f
}
heures
"
)
print
(
"
\n
--- Allocation avec fonction d
'
utilité élitiste ---
"
)
cuf_elitiste
=
CollectiveUtilityFunction
(
task_allocation
.
getdictio
(),
"
elitiste
"
)
alloc_elitiste
=
task_allocation
.
allocation
(
cuf_elitiste
)
for
robot
,
zones
in
alloc_elitiste
.
items
():
print
(
f
"
{
robot
}
:
{
zones
}
"
)
print
(
f
"
Utilité élitiste:
{
cuf_elitiste
.
utility
(
alloc_elitiste
)
}
"
)
print
(
f
"
Temps de nettoyage:
{
task_allocation
.
calculate_cleaning_time
(
alloc_elitiste
)
:
.
2
f
}
heures
"
)
print
(
"
\n
--- Allocation avec fonction d
'
utilité de Nash ---
"
)
cuf_nash
=
CollectiveUtilityFunction
(
task_allocation
.
getdictio
(),
"
nash
"
)
alloc_nash
=
task_allocation
.
allocation
(
cuf_nash
)
for
robot
,
zones
in
alloc_nash
.
items
():
print
(
f
"
{
robot
}
:
{
zones
}
"
)
print
(
f
"
Utilité de Nash:
{
cuf_nash
.
utility
(
alloc_nash
)
}
"
)
print
(
f
"
Temps de nettoyage:
{
task_allocation
.
calculate_cleaning_time
(
alloc_nash
)
:
.
2
f
}
heures
"
)
\ No newline at end of file
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