flake8 for knownnodes

This commit is contained in:
Dmitri Bogomolov 2018-05-03 13:05:49 +03:00
parent 74ddda8775
commit ca42b4be63
Signed by untrusted user: g1itch
GPG Key ID: 720A756F18DEED13
1 changed files with 22 additions and 8 deletions

View File

@ -1,9 +1,9 @@
import pickle
import os import os
import pickle
import threading import threading
from bmconfigparser import BMConfigParser
import state import state
from bmconfigparser import BMConfigParser
knownNodesLock = threading.Lock() knownNodesLock = threading.Lock()
knownNodes = {} knownNodes = {}
@ -13,37 +13,51 @@ knownNodesTrimAmount = 2000
# forget a node after rating is this low # forget a node after rating is this low
knownNodesForgetRating = -0.5 knownNodesForgetRating = -0.5
def saveKnownNodes(dirName = None):
def saveKnownNodes(dirName=None):
if dirName is None: if dirName is None:
dirName = state.appdata dirName = state.appdata
with knownNodesLock: with knownNodesLock:
with open(os.path.join(dirName, 'knownnodes.dat'), 'wb') as output: with open(os.path.join(dirName, 'knownnodes.dat'), 'wb') as output:
pickle.dump(knownNodes, output) pickle.dump(knownNodes, output)
def increaseRating(peer): def increaseRating(peer):
increaseAmount = 0.1 increaseAmount = 0.1
maxRating = 1 maxRating = 1
with knownNodesLock: with knownNodesLock:
for stream in knownNodes.keys(): for stream in knownNodes.keys():
try: try:
knownNodes[stream][peer]["rating"] = min(knownNodes[stream][peer]["rating"] + increaseAmount, maxRating) knownNodes[stream][peer]["rating"] = min(
knownNodes[stream][peer]["rating"] + increaseAmount,
maxRating
)
except KeyError: except KeyError:
pass pass
def decreaseRating(peer): def decreaseRating(peer):
decreaseAmount = 0.1 decreaseAmount = 0.1
minRating = -1 minRating = -1
with knownNodesLock: with knownNodesLock:
for stream in knownNodes.keys(): for stream in knownNodes.keys():
try: try:
knownNodes[stream][peer]["rating"] = max(knownNodes[stream][peer]["rating"] - decreaseAmount, minRating) knownNodes[stream][peer]["rating"] = max(
knownNodes[stream][peer]["rating"] - decreaseAmount,
minRating
)
except KeyError: except KeyError:
pass pass
def trimKnownNodes(recAddrStream = 1):
if len(knownNodes[recAddrStream]) < int(BMConfigParser().get("knownnodes", "maxnodes")): def trimKnownNodes(recAddrStream=1):
if len(knownNodes[recAddrStream]) < \
BMConfigParser().safeGetInt("knownnodes", "maxnodes"):
return return
with knownNodesLock: with knownNodesLock:
oldestList = sorted(knownNodes[recAddrStream], key=lambda x: x['lastseen'])[:knownNodesTrimAmount] oldestList = sorted(
knownNodes[recAddrStream],
key=lambda x: x['lastseen']
)[:knownNodesTrimAmount]
for oldest in oldestList: for oldest in oldestList:
del knownNodes[recAddrStream][oldest] del knownNodes[recAddrStream][oldest]