AstralTransRocketries/pymclevel
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Avoid creating temporary lists where possible

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This commit is contained in:
Caleb Deveraux 2010-10-04 13:28:55 +08:00 committed by David Vierra
parent d85ffc1b8f
commit b766af613c
2 changed files with 3 additions and 6 deletions
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5
mclevel.py
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@ -1564,10 +1564,7 @@ class MCInfdevOldLevel(MCLevel):
playerFilePath = os.path.join(self.worldDir, "players") playerFilePath = os.path.join(self.worldDir, "players")
if os.path.exists(playerFilePath): if os.path.exists(playerFilePath):
playerDats = os.listdir(playerFilePath); self.players = [x[:-4] for x in os.listdir(playerFilePath) if x.endswith(".dat")]
playerDats = filter(lambda x:x.endswith(".dat"), playerDats)
players = map(lambda x:x[:-4], playerDats);
self.players = players
self.preloadChunkPaths(); self.preloadChunkPaths();

4
nbt.py
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@ -238,7 +238,7 @@ class TAG_Compound(TAG_Value, collections.MutableMapping):
def nbt_length(self): def nbt_length(self):
return sum(map(lambda x:(x.nbt_length()+len(x.name)+3), self.value))+1; return sum(x.nbt_length() + len(x.name) + 3 for x in self.value) + 1;
def write_value(self, buf): def write_value(self, buf):
for i in self.value: for i in self.value:
@ -352,7 +352,7 @@ class TAG_List(TAG_Value, collections.MutableSequence):
self.list.insert(i, v); self.list.insert(i, v);
def nbt_length(self): def nbt_length(self):
return 5 + sum(map(lambda x:x.nbt_length(), self.list)); return 5 + sum(x.nbt_length() for x in self.list)
def write_value(self, buf): def write_value(self, buf):
buf.write(struct.pack(TAGfmt, self.list_type)) buf.write(struct.pack(TAGfmt, self.list_type))