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SPADE-BDI
Commit 0e1b0552 by serfrape
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Create the bdi intentions buffer

Setting and removing of beliefs will be sent to the intention buffer, and on the BDIBehaviour the env step is called as many times as needed.
parent d8c66903
Showing with 25 additions and 9 deletions
spade_bdi/bdi.py
...@@ -3,6 +3,7 @@ import asyncio ...@@ -3,6 +3,7 @@ import asyncio
import json import json
from ast import literal_eval from ast import literal_eval
from loguru import logger from loguru import logger
from collections import deque
import pyson import pyson
import pyson.runtime import pyson.runtime
import pyson.stdlib import pyson.stdlib
...@@ -48,6 +49,7 @@ class BDIAgent(Agent): ...@@ -48,6 +49,7 @@ class BDIAgent(Agent):
def __init__(self, jid, password, asl=None, *args, **kwargs): def __init__(self, jid, password, asl=None, *args, **kwargs):
self.asl_file = asl self.asl_file = asl
self.bdi_enabled = False self.bdi_enabled = False
self.bdi_intention_buffer = deque()
super().__init__(jid, password, *args, **kwargs) super().__init__(jid, password, *args, **kwargs)
class BDIBehaviour(CyclicBehaviour): class BDIBehaviour(CyclicBehaviour):
...@@ -95,11 +97,15 @@ class BDIAgent(Agent): ...@@ -95,11 +97,15 @@ class BDIAgent(Agent):
if pyson.unifies(term, belief): if pyson.unifies(term, belief):
found = True found = True
else: else:
self.agent.bdi_agent.call(pyson.Trigger.removal, pyson.GoalType.belief, belief, self.agent.bdi_intention_buffer.append((pyson.Trigger.removal, pyson.GoalType.belief, belief,
pyson.runtime.Intention()) pyson.runtime.Intention()))
# self.agent.bdi_agent.call(pyson.Trigger.removal, pyson.GoalType.belief, belief,
# pyson.runtime.Intention())
if not found: if not found:
self.agent.bdi_agent.call(pyson.Trigger.addition, pyson.GoalType.belief, term, self.agent.bdi_intention_buffer.append((pyson.Trigger.addition, pyson.GoalType.belief, term,
pyson.runtime.Intention()) pyson.runtime.Intention()))
# self.agent.bdi_agent.call(pyson.Trigger.addition, pyson.GoalType.belief, term,
# pyson.runtime.Intention())
def remove_belief(self, name, *args): def remove_belief(self, name, *args):
"""Remove an existing agent's belief.""" """Remove an existing agent's belief."""
...@@ -110,8 +116,10 @@ class BDIAgent(Agent): ...@@ -110,8 +116,10 @@ class BDIAgent(Agent):
else: else:
new_args += (x,) new_args += (x,)
term = pyson.Literal(name, tuple(new_args), PERCEPT_TAG) term = pyson.Literal(name, tuple(new_args), PERCEPT_TAG)
self.agent.bdi_agent.call(pyson.Trigger.removal, pyson.GoalType.belief, term, self.agent.bdi_intention_buffer.append((pyson.Trigger.removal, pyson.GoalType.belief, belief,
pyson.runtime.Intention()) pyson.runtime.Intention()))
# self.agent.bdi_agent.call(pyson.Trigger.removal, pyson.GoalType.belief, term,
# pyson.runtime.Intention())
def get_belief(self, key, pyson_format=False): def get_belief(self, key, pyson_format=False):
"""Get an agent's existing belief. The first belief matching """Get an agent's existing belief. The first belief matching
...@@ -207,9 +215,17 @@ class BDIAgent(Agent): ...@@ -207,9 +215,17 @@ class BDIAgent(Agent):
message = pyson.freeze(message, intention.scope, {}) message = pyson.freeze(message, intention.scope, {})
tagged_message = message.with_annotation( tagged_message = message.with_annotation(
pyson.Literal("source", (pyson.Literal(str(msg.sender)), ))) pyson.Literal("source", (pyson.Literal(str(msg.sender)), )))
self.agent.bdi_agent.call(trigger, goal_type, self.agent.bdi_intention_buffer.append((trigger, goal_type,
tagged_message, intention) tagged_message, intention))
self.agent.bdi_agent.step() # self.agent.bdi_agent.call(trigger, goal_type,
# tagged_message, intention)
if self.agent.bdi_intention_buffer:
for i in self.agent.bdi_intention_buffer:
self.agent.bdi_agent.call(i[0], i[1], i[2], i[3])
self.agent.bdi_agent.step()
self.agent.bdi_intention_buffer = deque()
else:
self.agent.bdi_agent.step()
async def on_end(self): async def on_end(self):
""" """
......
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