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copycat/codeletMethods.py

@@ -2,15 +2,12 @@ import inspect
 import logging
 import random
 
-from slipnet import slipnet
-from temperature import temperature
 import formulas
 from workspaceFormulas import chooseDirectedNeighbor
 from workspaceFormulas import chooseNeighbor
 from workspaceObject import WorkspaceObject
 from letter import Letter
 from replacement import Replacement
-from workspaceFormulas import workspace
 from group import Group
 from bond import Bond
 from bond import possibleGroupBonds
@@ -21,7 +18,7 @@ from workspaceFormulas import chooseBondFacet
 def codelet(name):
     """Decorator for otherwise-unused functions that are in fact used as codelet behaviors"""
     def wrap(f):
-        assert tuple(inspect.getargspec(f)) == (['coderack', 'codelet'], None, None, None)
+        assert tuple(inspect.getargspec(f)) == (['ctx', 'codelet'], None, None, None)
         f.is_codelet_method = True
         f.codelet_name = name
         return f
@@ -29,6 +26,8 @@ def codelet(name):
 
 # some methods common to the codelets
 def __showWhichStringObjectIsFrom(structure):
+    from context import context as ctx
+    workspace = ctx.workspace
     if not structure:
         return
     whence = 'other'
@@ -40,6 +39,8 @@ def __showWhichStringObjectIsFrom(structure):
 
 
 def __getScoutSource(slipnode, relevanceMethod, typeName):
+    from context import context as ctx
+    workspace = ctx.workspace
     initialRelevance = relevanceMethod(workspace.initial, slipnode)
     targetRelevance = relevanceMethod(workspace.target, slipnode)
     initialUnhappiness = workspace.initial.intraStringUnhappiness
@@ -78,11 +79,12 @@ def __getDescriptors(bondFacet, source, destination):
 
 
 def __structureVsStructure(structure1, weight1, structure2, weight2):
+    from context import context as ctx
     structure1.updateStrength()
     structure2.updateStrength()
-    weightedStrength1 = formulas.temperatureAdjustedValue(
+    weightedStrength1 = formulas.temperatureAdjustedValue(ctx,
         structure1.totalStrength * weight1)
-    weightedStrength2 = formulas.temperatureAdjustedValue(
+    weightedStrength2 = formulas.temperatureAdjustedValue(ctx,
         structure2.totalStrength * weight2)
     rhs = (weightedStrength1 + weightedStrength2) * random.random()
     logging.info('%d > %d', weightedStrength1, rhs)
@@ -115,9 +117,10 @@ def __fightIncompatibles(incompatibles, structure, name,
 
 
 def __slippability(conceptMappings):
+    from context import context as ctx
     for mapping in conceptMappings:
         slippiness = mapping.slippability() / 100.0
-        probabilityOfSlippage = formulas.temperatureAdjustedProbability(
+        probabilityOfSlippage = formulas.temperatureAdjustedProbability(ctx,
             slippiness)
         if formulas.coinFlip(probabilityOfSlippage):
             return True
@@ -125,7 +128,9 @@ def __slippability(conceptMappings):
 
 
 @codelet('breaker')
-def breaker(coderack, codelet):
+def breaker(ctx, codelet):
+    temperature = ctx.temperature
+    workspace = ctx.workspace
     probabilityOfFizzle = (100.0 - temperature.value()) / 100.0
     if formulas.coinFlip(probabilityOfFizzle):
         return
@@ -142,7 +147,7 @@ def breaker(coderack, codelet):
                 breakObjects += [structure.source.group]
     # Break all the objects or none of them; this matches the Java
     for structure in breakObjects:
-        breakProbability = formulas.temperatureAdjustedProbability(
+        breakProbability = formulas.temperatureAdjustedProbability(ctx,
             structure.totalStrength / 100.0)
         if formulas.coinFlip(breakProbability):
             return
@@ -151,7 +156,9 @@ def breaker(coderack, codelet):
 
 
 @codelet('bottom-up-description-scout')
-def bottom_up_description_scout(coderack, codelet):
+def bottom_up_description_scout(ctx, codelet):
+    coderack = ctx.coderack
+    workspace = ctx.workspace
     chosenObject = chooseUnmodifiedObject('totalSalience', workspace.objects)
     assert chosenObject
     __showWhichStringObjectIsFrom(chosenObject)
@@ -169,7 +176,9 @@ def bottom_up_description_scout(coderack, codelet):
 
 
 @codelet('top-down-description-scout')
-def top_down_description_scout(coderack, codelet):
+def top_down_description_scout(ctx, codelet):
+    coderack = ctx.coderack
+    workspace = ctx.workspace
     descriptionType = codelet.arguments[0]
     chosenObject = chooseUnmodifiedObject('totalSalience', workspace.objects)
     assert chosenObject
@@ -184,18 +193,20 @@ def top_down_description_scout(coderack, codelet):
 
 
 @codelet('description-strength-tester')
-def description_strength_tester(coderack, codelet):
+def description_strength_tester(ctx, codelet):
+    coderack = ctx.coderack
     description = codelet.arguments[0]
     description.descriptor.buffer = 100.0
     description.updateStrength()
     strength = description.totalStrength
-    probability = formulas.temperatureAdjustedProbability(strength / 100.0)
+    probability = formulas.temperatureAdjustedProbability(ctx, strength / 100.0)
     assert formulas.coinFlip(probability)
     coderack.newCodelet('description-builder', codelet, strength)
 
 
 @codelet('description-builder')
-def description_builder(coderack, codelet):
+def description_builder(ctx, codelet):
+    workspace = ctx.workspace
     description = codelet.arguments[0]
     assert description.object in workspace.objects
     if description.object.described(description.descriptor):
@@ -206,7 +217,10 @@ def description_builder(coderack, codelet):
 
 
 @codelet('bottom-up-bond-scout')
-def bottom_up_bond_scout(coderack, codelet):
+def bottom_up_bond_scout(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
+    workspace = ctx.workspace
     source = chooseUnmodifiedObject('intraStringSalience', workspace.objects)
     __showWhichStringObjectIsFrom(source)
     destination = chooseNeighbor(source)
@@ -230,7 +244,10 @@ def bottom_up_bond_scout(coderack, codelet):
 
 
 @codelet('rule-scout')
-def rule_scout(coderack, codelet):
+def rule_scout(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
+    workspace = ctx.workspace
     assert workspace.numberOfUnreplacedObjects() == 0
     changedObjects = [o for o in workspace.initial.objects if o.changed]
     #assert len(changedObjects) < 2
@@ -270,7 +287,7 @@ def rule_scout(coderack, codelet):
     valueList = []
     for node in objectList:
         depth = node.conceptualDepth
-        value = formulas.temperatureAdjustedValue(depth)
+        value = formulas.temperatureAdjustedValue(ctx, depth)
         valueList += [value]
     i = formulas.selectListPosition(valueList)
     descriptor = objectList[i]
@@ -284,7 +301,7 @@ def rule_scout(coderack, codelet):
     valueList = []
     for node in objectList:
         depth = node.conceptualDepth
-        value = formulas.temperatureAdjustedValue(depth)
+        value = formulas.temperatureAdjustedValue(ctx, depth)
         valueList += [value]
     i = formulas.selectListPosition(valueList)
     relation = objectList[i]
@@ -293,17 +310,19 @@ def rule_scout(coderack, codelet):
 
 
 @codelet('rule-strength-tester')
-def rule_strength_tester(coderack, codelet):
+def rule_strength_tester(ctx, codelet):
+    coderack = ctx.coderack
     rule = codelet.arguments[0]
     rule.updateStrength()
-    probability = formulas.temperatureAdjustedProbability(
-        rule.totalStrength / 100.0)
+    probability = formulas.temperatureAdjustedProbability(ctx, rule.totalStrength / 100.0)
     if formulas.coinFlip(probability):
         coderack.newCodelet('rule-builder', codelet, rule.totalStrength, rule)
 
 
 @codelet('replacement-finder')
-def replacement_finder(coderack, codelet):
+def replacement_finder(ctx, codelet):
+    slipnet = ctx.slipnet
+    workspace = ctx.workspace
     # choose random letter in initial string
     letters = [o for o in workspace.initial.objects if isinstance(o, Letter)]
     letterOfInitialString = random.choice(letters)
@@ -341,7 +360,9 @@ def replacement_finder(coderack, codelet):
 
 
 @codelet('top-down-bond-scout--category')
-def top_down_bond_scout__category(coderack, codelet):
+def top_down_bond_scout__category(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
     logging.info('top_down_bond_scout__category')
     category = codelet.arguments[0]
     source = __getScoutSource(category, formulas.localBondCategoryRelevance,
@@ -370,7 +391,9 @@ def top_down_bond_scout__category(coderack, codelet):
 
 
 @codelet('top-down-bond-scout--direction')
-def top_down_bond_scout__direction(coderack, codelet):
+def top_down_bond_scout__direction(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
     direction = codelet.arguments[0]
     source = __getScoutSource(
         direction, formulas.localDirectionCategoryRelevance, 'bond')
@@ -389,12 +412,13 @@ def top_down_bond_scout__direction(coderack, codelet):
 
 
 @codelet('bond-strength-tester')
-def bond_strength_tester(coderack, codelet):
+def bond_strength_tester(ctx, codelet):
+    coderack = ctx.coderack
     bond = codelet.arguments[0]
     __showWhichStringObjectIsFrom(bond)
     bond.updateStrength()
     strength = bond.totalStrength
-    probability = formulas.temperatureAdjustedProbability(strength / 100.0)
+    probability = formulas.temperatureAdjustedProbability(ctx, strength / 100.0)
     logging.info('bond strength = %d for %s', strength, bond)
     assert formulas.coinFlip(probability)
     bond.facet.buffer = 100.0
@@ -405,7 +429,8 @@ def bond_strength_tester(coderack, codelet):
 
 
 @codelet('bond-builder')
-def bond_builder(coderack, codelet):
+def bond_builder(ctx, codelet):
+    workspace = ctx.workspace
     bond = codelet.arguments[0]
     __showWhichStringObjectIsFrom(bond)
     bond.updateStrength()
@@ -448,7 +473,9 @@ def bond_builder(coderack, codelet):
 # pylint: disable=too-many-branches
 # pylint: disable=too-many-statements
 @codelet('top-down-group-scout--category')
-def top_down_group_scout__category(coderack, codelet):
+def top_down_group_scout__category(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
     groupCategory = codelet.arguments[0]
     category = groupCategory.getRelatedNode(slipnet.bondCategory)
     assert category
@@ -530,7 +557,9 @@ def top_down_group_scout__category(coderack, codelet):
 
 
 @codelet('top-down-group-scout--direction')
-def top_down_group_scout__direction(coderack, codelet):
+def top_down_group_scout__direction(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
     direction = codelet.arguments[0]
     source = __getScoutSource(direction,
                               formulas.localDirectionCategoryRelevance,
@@ -622,7 +651,10 @@ def top_down_group_scout__direction(coderack, codelet):
 
 #noinspection PyStringFormat
 @codelet('group-scout--whole-string')
-def group_scout__whole_string(coderack, codelet):
+def group_scout__whole_string(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
+    workspace = ctx.workspace
     if formulas.coinFlip():
         string = workspace.target
         logging.info('target string selected: %s', workspace.target)
@@ -663,13 +695,15 @@ def group_scout__whole_string(coderack, codelet):
 
 
 @codelet('group-strength-tester')
-def group_strength_tester(coderack, codelet):
+def group_strength_tester(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
     # update strength value of the group
     group = codelet.arguments[0]
     __showWhichStringObjectIsFrom(group)
     group.updateStrength()
     strength = group.totalStrength
-    probability = formulas.temperatureAdjustedProbability(strength / 100.0)
+    probability = formulas.temperatureAdjustedProbability(ctx, strength / 100.0)
     if formulas.coinFlip(probability):
         # it is strong enough - post builder  & activate nodes
         group.groupCategory.getRelatedNode(slipnet.bondCategory).buffer = 100.0
@@ -679,7 +713,9 @@ def group_strength_tester(coderack, codelet):
 
 
 @codelet('group-builder')
-def group_builder(coderack, codelet):
+def group_builder(ctx, codelet):
+    slipnet = ctx.slipnet
+    workspace = ctx.workspace
     # update strength value of the group
     group = codelet.arguments[0]
     #print '%s' % group
@@ -754,7 +790,8 @@ def group_builder(coderack, codelet):
 
 
 @codelet('rule-builder')
-def rule_builder(coderack, codelet):
+def rule_builder(ctx, codelet):
+    workspace = ctx.workspace
     rule = codelet.arguments[0]
     if rule.ruleEqual(workspace.rule):
         rule.activateRuleDescriptions()
@@ -788,7 +825,10 @@ def __getCutOff(density):
 
 
 @codelet('rule-translator')
-def rule_translator(coderack, codelet):
+def rule_translator(ctx, codelet):
+    coderack = ctx.coderack
+    temperature = ctx.temperature
+    workspace = ctx.workspace
     assert workspace.rule
     if len(workspace.initial) == 1 and len(workspace.target) == 1:
         bondDensity = 1.0
@@ -808,7 +848,10 @@ def rule_translator(coderack, codelet):
 
 
 @codelet('bottom-up-correspondence-scout')
-def bottom_up_correspondence_scout(coderack, codelet):
+def bottom_up_correspondence_scout(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
+    workspace = ctx.workspace
     objectFromInitial = chooseUnmodifiedObject('interStringSalience',
                                                workspace.initial.objects)
     objectFromTarget = chooseUnmodifiedObject('interStringSalience',
@@ -846,7 +889,10 @@ def bottom_up_correspondence_scout(coderack, codelet):
 
 
 @codelet('important-object-correspondence-scout')
-def important_object_correspondence_scout(coderack, codelet):
+def important_object_correspondence_scout(ctx, codelet):
+    coderack = ctx.coderack
+    slipnet = ctx.slipnet
+    workspace = ctx.workspace
     objectFromInitial = chooseUnmodifiedObject('relativeImportance',
                                                workspace.initial.objects)
     descriptors = objectFromInitial.relevantDistinguishingDescriptors()
@@ -897,7 +943,9 @@ def important_object_correspondence_scout(coderack, codelet):
 
 
 @codelet('correspondence-strength-tester')
-def correspondence_strength_tester(coderack, codelet):
+def correspondence_strength_tester(ctx, codelet):
+    coderack = ctx.coderack
+    workspace = ctx.workspace
     correspondence = codelet.arguments[0]
     objectFromInitial = correspondence.objectFromInitial
     objectFromTarget = correspondence.objectFromTarget
@@ -908,7 +956,7 @@ def correspondence_strength_tester(coderack, codelet):
                  objectFromTarget.flipped_version())))
     correspondence.updateStrength()
     strength = correspondence.totalStrength
-    probability = formulas.temperatureAdjustedProbability(strength / 100.0)
+    probability = formulas.temperatureAdjustedProbability(ctx, strength / 100.0)
     if formulas.coinFlip(probability):
         # activate some concepts
         for mapping in correspondence.conceptMappings:
@@ -921,7 +969,8 @@ def correspondence_strength_tester(coderack, codelet):
 
 
 @codelet('correspondence-builder')
-def correspondence_builder(coderack, codelet):
+def correspondence_builder(ctx, codelet):
+    workspace = ctx.workspace
     correspondence = codelet.arguments[0]
     objectFromInitial = correspondence.objectFromInitial
     objectFromTarget = correspondence.objectFromTarget

copycat/coderack.py

@@ -71,8 +71,10 @@ def howManyToPost(workspace, codeletName):
 
 
 class Coderack(object):
-    def __init__(self, slipnet):
-        self.slipnet = slipnet
+    def __init__(self, ctx):
+        assert ctx.slipnet is not None
+        self.ctx = ctx
+        self.slipnet = ctx.slipnet
         self.reset()
         self.runCodelets = {}
         self.postings = {}
@@ -325,6 +327,6 @@ class Coderack(object):
         self.runCodelets[methodName] = self.runCodelets.get(methodName, 0) + 1
         method = self.methods[methodName]
         try:
-            method(self, codelet)
+            method(self.ctx, codelet)
         except AssertionError:
             pass

copycat/context.py

@@ -1,3 +1,4 @@
+import logging
 
 class Context(object):
     def __init__(self):
@@ -7,8 +8,8 @@ class Context(object):
         self.slipnet = None
 
     def mainLoop(self, lastUpdate):
-        currentTime = coderack.codeletsRun
-        temperature.tryUnclamp(currentTime)
+        currentTime = self.coderack.codeletsRun
+        self.temperature.tryUnclamp(currentTime)
         # Every 15 codelets, we update the workspace.
         if currentTime >= lastUpdate + 15:
             self.workspace.updateEverything()

copycat/copycat.py

@@ -1,17 +1,17 @@
 import logging
 
-from workspace import Workspace
-from slipnet import Slipnet
-from temperature import Temperature
+from workspace import workspace
+from slipnet import slipnet
+from temperature import temperature
 from coderack import Coderack
 
 from context import context
 
 
-context.slipnet = Slipnet()
-context.temperature = Temperature()
-context.coderack = Coderack(context.slipnet)
-context.workspace = Workspace()
+context.slipnet = slipnet
+context.temperature = temperature
+context.coderack = Coderack(context)
+context.workspace = workspace
 
 def run(initial, modified, target, iterations):
-    context.run(initial, modified, target, iterations)
+    return context.run(initial, modified, target, iterations)

copycat/formulas.py

@@ -2,7 +2,7 @@ import math
 import logging
 import random
 
-from temperature import temperature
+from context import context
 
 
 def selectListPosition(probabilities):
@@ -32,16 +32,16 @@ def weightedAverage(values):
     return total / totalWeights
 
 
-def temperatureAdjustedValue(value):
-    return value ** (((100.0 - temperature.value()) / 30.0) + 0.5)
+def temperatureAdjustedValue(ctx, value):
+    return value ** (((100.0 - ctx.temperature.value()) / 30.0) + 0.5)
 
 
-def temperatureAdjustedProbability(value):
-    if value == 0 or value == 0.5 or temperature.value() == 0:
+def temperatureAdjustedProbability(ctx, value):
+    if value == 0 or value == 0.5 or ctx.temperature.value() == 0:
         return value
     if value < 0.5:
-        return 1.0 - temperatureAdjustedProbability(1.0 - value)
-    coldness = 100.0 - temperature.value()
+        return 1.0 - temperatureAdjustedProbability(ctx, 1.0 - value)
+    coldness = 100.0 - ctx.temperature.value()
     a = math.sqrt(coldness)
     c = (10 - a) / 100
     f = (c + 1) * value
@@ -65,7 +65,7 @@ def chooseObjectFromList(objects, attribute):
     probabilities = []
     for objekt in objects:
         value = getattr(objekt, attribute)
-        probability = temperatureAdjustedValue(value)
+        probability = temperatureAdjustedValue(context, value)
         logging.info('Object: %s, value: %d, probability: %d',
                      objekt, value, probability)
         probabilities += [probability]
@@ -88,7 +88,7 @@ def similarPropertyLinks(slip_node):
     result = []
     for slip_link in slip_node.propertyLinks:
         association = slip_link.degreeOfAssociation() / 100.0
-        probability = temperatureAdjustedProbability(association)
+        probability = temperatureAdjustedProbability(context, association)
         if coinFlip(probability):
             result += [slip_link]
     return result
@@ -97,7 +97,7 @@ def similarPropertyLinks(slip_node):
 def chooseSlipnodeByConceptualDepth(slip_nodes):
     if not slip_nodes:
         return None
-    depths = [temperatureAdjustedValue(n.conceptualDepth) for n in slip_nodes]
+    depths = [temperatureAdjustedValue(context, n.conceptualDepth) for n in slip_nodes]
     i = selectListPosition(depths)
     return slip_nodes[i]
 

copycat/group.py

@@ -5,6 +5,7 @@ from workspace import workspace
 from workspaceObject import WorkspaceObject
 from slipnet import slipnet
 import formulas
+from context import context
 
 
 class Group(WorkspaceObject):
@@ -111,7 +112,7 @@ class Group(WorkspaceObject):
         support = self.localSupport() / 100.0
         activation = slipnet.length.activation / 100.0
         supportedActivation = (support * activation) ** exp
-        return formulas.temperatureAdjustedProbability(supportedActivation)
+        return formulas.temperatureAdjustedProbability(context, supportedActivation)
 
     def flippedVersion(self):
         flippedBonds = [b.flippedversion() for b in self.bondList]
@@ -142,7 +143,7 @@ class Group(WorkspaceObject):
         cubedlength = length ** 3
         fred = cubedlength * (100.0 - slipnet.length.activation) / 100.0
         probability = 0.5 ** fred
-        value = formulas.temperatureAdjustedProbability(probability)
+        value = formulas.temperatureAdjustedProbability(context, probability)
         if value < 0.06:
             value = 0.0  # otherwise 1/20 chance always
         return value

copycat/slipnet.py

@@ -4,10 +4,10 @@ from slipnode import Slipnode
 from sliplink import Sliplink
 
 
-class SlipNet(object):
+class Slipnet(object):
     # pylint: disable=too-many-instance-attributes
     def __init__(self):
-        logging.debug("SlipNet.__init__()")
+        logging.debug("Slipnet.__init__()")
         self.initiallyClampedSlipnodes = []
         self.slipnodes = []
         self.sliplinks = []
@@ -276,4 +276,4 @@ class SlipNet(object):
             previous = item
 
 
-slipnet = SlipNet()
+slipnet = Slipnet()

copycat/workspace.py

@@ -2,7 +2,7 @@ import logging
 
 import formulas
 from workspaceString import WorkspaceString
-from context import context
+
 
 def __adjustUnhappiness(values):
     result = sum(values) / 2