Bitmessage/PyBitmessage-2024-11-28
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dandelion.py pylint fixes

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lakshyacis 2019-08-31 18:41:05 +05:30
parent f1b6b16940
commit b927d51eb3
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1 changed files with 12 additions and 7 deletions
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19
src/network/dandelion.py
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@ -1,3 +1,7 @@
"""
src/network/dandelion.py
========================
"""
from collections import namedtuple from collections import namedtuple
from random import choice, sample, expovariate from random import choice, sample, expovariate
from threading import RLock from threading import RLock
@ -22,7 +26,7 @@ Stem = namedtuple('Stem', ['child', 'stream', 'timeout'])
@Singleton @Singleton
class Dandelion(): class Dandelion(): # pylint: disable=old-style-class
"""Dandelion class for tracking stem/fluff stages.""" """Dandelion class for tracking stem/fluff stages."""
def __init__(self): def __init__(self):
# currently assignable child stems # currently assignable child stems
@ -35,7 +39,8 @@ class Dandelion():
self.refresh = time() + REASSIGN_INTERVAL self.refresh = time() + REASSIGN_INTERVAL
self.lock = RLock() self.lock = RLock()
def poissonTimeout(self, start=None, average=0): @staticmethod
def poissonTimeout(start=None, average=0):
"""Generate deadline using Poisson distribution""" """Generate deadline using Poisson distribution"""
if start is None: if start is None:
start = time() start = time()
@ -97,8 +102,8 @@ class Dandelion():
for k in (k for k, v in self.nodeMap.iteritems() if v is None): for k in (k for k, v in self.nodeMap.iteritems() if v is None):
self.nodeMap[k] = connection self.nodeMap[k] = connection
for k, v in { for k, v in {
k: v for k, v in self.hashMap.iteritems() k: v for k, v in self.hashMap.iteritems()
if v.child is None if v.child is None
}.iteritems(): }.iteritems():
self.hashMap[k] = Stem( self.hashMap[k] = Stem(
connection, v.stream, self.poissonTimeout()) connection, v.stream, self.poissonTimeout())
@ -115,12 +120,12 @@ class Dandelion():
self.stem.remove(connection) self.stem.remove(connection)
# active mappings to pointing to the removed node # active mappings to pointing to the removed node
for k in ( for k in (
k for k, v in self.nodeMap.iteritems() if v == connection k for k, v in self.nodeMap.iteritems() if v == connection
): ):
self.nodeMap[k] = None self.nodeMap[k] = None
for k, v in { for k, v in {
k: v for k, v in self.hashMap.iteritems() k: v for k, v in self.hashMap.iteritems()
if v.child == connection if v.child == connection
}.iteritems(): }.iteritems():
self.hashMap[k] = Stem( self.hashMap[k] = Stem(
None, v.stream, self.poissonTimeout()) None, v.stream, self.poissonTimeout())