Snippets
Created by
Patrick de Koning
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# Python bytecode 2.7 (62211)
# Decompiled from: Python 2.7.18 (v2.7.18:8d21aa21f2, Apr 20 2020, 13:19:08) [MSC v.1500 32 bit (Intel)]
# Embedded file name: scripts/common/DictPackers.py
import copy
#from debug_utils import LOG_ERROR
from binascii import crc32
from functools import partial
def roundToInt(val):
return int(round(val))
class DeltaPacker(object):
def __init__(self, packPredicate=None):
self.packPredicate = packPredicate
def pack(self, seq):
if len(seq) == 0:
return seq
else:
ret = [
None] * len(seq)
s = sorted(seq)
if self.packPredicate:
p = self.packPredicate
s = [ p(v) for v in s ]
ret[0] = s[0]
for index, v in enumerate(s[1:]):
diff = v - s[index]
ret[index + 1] = diff
return ret
def unpack(self, seq):
if len(seq) == 0:
return seq
else:
ret = [
None] * len(seq)
ret[0] = seq[0]
for index in xrange(1, len(seq)):
ret[index] = ret[(index - 1)] + seq[index]
return ret
class ValueReplayPacker:
def pack(self, value):
if isinstance(value, str):
return value
return value.pack()
def unpack(self, value):
return value
class DictPacker(object):
def __init__(self, *metaData):
self._metaData = metaData[0]
self._checksum = self.checksum(self._metaData)
def pack(self, dataDict):
metaData = self._metaData
l = [None] * (len(metaData) + 1)
l[0] = self._checksum
for index, metaEntry in enumerate(metaData):
try:
name, transportType, default, packer, aggFunc = metaEntry
v = dataDict.get(name, default)
if v is None:
pass
elif v == default:
v = None
elif packer is not None:
v = packer.pack(v)
elif transportType is not None and not isinstance(v, transportType):
v = transportType(v)
if v == default:
v = None
l[index + 1] = v
except Exception as e:
#LOG_ERROR('error while packing:', index, metaEntry, str(e))
raise
return l
def unpack(self, dataList):
ret = {}
if len(dataList) == 0 or dataList[0] != self._checksum:
return
for index, meta in enumerate(self._metaData):
val = dataList[(index + 1)]
name = meta[0]
packer = meta[3]
if val is None:
val = self.getDefaultValue(index)
elif packer is not None:
val = packer.unpack(val)
ret[name] = val
return ret
def unpackWthoutChecksum(self, dataList):
ret = {}
for index, meta in enumerate(self._metaData):
val = dataList[(index + 1)]
name = meta[0]
packer = meta[3]
if val is None:
val = self.getDefaultValue(index)
elif packer is not None:
val = packer.unpack(val)
ret[name] = val
return ret
# def getChecksum(self):
# return self._checksum
def getDefaultValue(self, index):
default = self._metaData[index][2]
return copy.deepcopy(default)
@staticmethod
def checksum(metaData):
meta_descriptor = []
for entry in metaData:
name, entry_type, default, packer, aggregatorName, battle_result_entry_type = entry
meta_descriptor.append(('').join([name, str(entry_type),
str(default), str(type(packer)), str(aggregatorName), str(battle_result_entry_type)]))
return crc32(('').join(meta_descriptor))
class SimpleDictPacker(object):
def __init__(self, packPredicate, keys):
self.__packPredicate = packPredicate
self.__keys = tuple(keys)
def pack(self, dataDict):
packPredicate = self.__packPredicate
ret = [None] * len(self.__keys)
for index, key in enumerate(self.__keys):
val = dataDict.get(key, None)
if val is not None:
val = packPredicate(val)
ret[index] = val
return ret
def unpack(self, dataList):
ret = {}
for index, value in enumerate(dataList):
if value is not None:
ret[self.__keys[index]] = value
return ret
#added
class MetaEntry(object):
__slots__ = ('name', 'transportType', 'default', 'packer', 'aggFunc')
def __init__(self, *data):
self.name, self.transportType, default, self.packer, self.aggFunc = data
self.default = copy.deepcopy(default)
class Meta(DictPacker):
def __init__(self, *metaData):
DictPacker.__init__(self, *metaData)
self.__nameToData = {name:(index, transportType, default, packer, aggFunc) for index, (name, transportType, default, packer, aggFunc, battle_result_entry_type) in enumerate(self._metaData)}
self.__names = set(self.__nameToData.keys())
#self.__initDefaults()
def names(self):
return self.__names
# def defaults(self):
# result = self.__defaultsImmutable.copy()
# for key, value in self.__defaultsMutable.iteritems():
# result[key] = value()
# return result
# def indexOf(self, name):
# return self.__nameToData[name][0]
# def nameOf(self, index):
# return self._metaData[index][0]
# def getDataByName(self, name):
# return self.__nameToData[name]
# def getDefaultValue(self, index):
# name, _, _, _, _ = self._metaData[index]
# return self.getDefaultValueByName(name)
# def getDefaultValueByName(self, name):
# if name in self.__defaultsImmutable:
# return self.__defaultsImmutable[name]
# return self.__defaultsMutable[name]()
def __add__(self, other):
newMeta = self._metaData + other._metaData
return Meta(*newMeta)
def __iter__(self):
return self._metaData.__iter__()
def __len__(self):
return len(self._metaData)
#added
def __getitem__(self, index):
return MetaEntry(*self._metaData[index])
# def __initDefaults(self):
# self.__defaultsImmutable = {}
# self.__defaultsMutable = {}
# for name, transportType, default, _, _ in self._metaData:
# mutableType = getMutability(transportType, default)
# if mutableType == 'immutable':
# self.__defaultsImmutable[name] = default
# else:
# lambdas = {'mutableList': partial(lambda x: x[:], default),
# 'mutableDeep': partial(copy.deepcopy, default),
# 'mutableCopy': partial(lambda x: x.copy(), default)}
# self.__defaultsMutable[name] = lambdas[mutableType]
# def getMutability(transportType, default):
# if transportType in (int, float, str, bool, None):
# return 'immutable'
# else:
# if transportType in (list, tuple, set):
# if all(getMutability(type(value), value) == 'immutable' for value in default):
# if transportType == list:
# return 'mutableList'
# if transportType == tuple:
# return 'immutable'
# return 'mutableCopy'
# if default or transportType != dict:
# return 'mutableDeep'
# return 'mutableCopy'
|
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