cyphesis/rulesets/basic/mind/Memory.py

39 lines
1.4 KiB
Python

#This file is distributed under the terms of the GNU General Public license.
#Copyright (C) 1999 Aloril (See the file COPYING for details).
from types import *
class Memory:
def __init__(self, map):
self.events=[]
self.map=map
def destroy(self):
self.events=None
self.map=None
def recall_place(self, location, radius, filter):
try:
if type(filter)==ListType:
for i in filter:
result = self.map.find_by_location_query(location, radius, i)
if len(result)!=0:
return result
else:
return self.map.find_by_location_query(location, radius, filter)
except RuntimeError:
#Expect the location to be incomplete and handle it
return None
def remember_event(self, event):
"add new memory with age"
self.events.append([event,1.0])
def recall_event(self, event, cmp):
"return list of memories with same command"
found=[]
for (e,age) in self.events:
if apply(cmp,(event,e)): found.append(e)
return found
def forget(self):
"age memories and forgot too old ones"
for m in self.events:
m[1]=m[1]-0.1
#remove forgotten things
self.events=filter(lambda m:m[1]>const.fzero,self.events)