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220,600 | pmorissette/bt | bt/core.py | StrategyBase.update | def update(self, date, data=None, inow=None):
"""
Update strategy. Updates prices, values, weight, etc.
"""
# resolve stale state
self.root.stale = False
# update helpers on date change
# also set newpt flag
newpt = False
if self.now == 0:
... | python | def update(self, date, data=None, inow=None):
"""
Update strategy. Updates prices, values, weight, etc.
"""
# resolve stale state
self.root.stale = False
# update helpers on date change
# also set newpt flag
newpt = False
if self.now == 0:
... | [
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220,601 | pmorissette/bt | bt/core.py | StrategyBase.adjust | def adjust(self, amount, update=True, flow=True, fee=0.0):
"""
Adjust capital - used to inject capital to a Strategy. This injection
of capital will have no effect on the children.
Args:
* amount (float): Amount to adjust by.
* update (bool): Force update?
... | python | def adjust(self, amount, update=True, flow=True, fee=0.0):
"""
Adjust capital - used to inject capital to a Strategy. This injection
of capital will have no effect on the children.
Args:
* amount (float): Amount to adjust by.
* update (bool): Force update?
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220,602 | pmorissette/bt | bt/core.py | StrategyBase.allocate | def allocate(self, amount, child=None, update=True):
"""
Allocate capital to Strategy. By default, capital is allocated
recursively down the children, proportionally to the children's
weights. If a child is specified, capital will be allocated
to that specific child.
Al... | python | def allocate(self, amount, child=None, update=True):
"""
Allocate capital to Strategy. By default, capital is allocated
recursively down the children, proportionally to the children's
weights. If a child is specified, capital will be allocated
to that specific child.
Al... | [
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220,603 | pmorissette/bt | bt/core.py | StrategyBase.rebalance | def rebalance(self, weight, child, base=np.nan, update=True):
"""
Rebalance a child to a given weight.
This is a helper method to simplify code logic. This method is used
when we want to se the weight of a particular child to a set amount.
It is similar to allocate, but it calcu... | python | def rebalance(self, weight, child, base=np.nan, update=True):
"""
Rebalance a child to a given weight.
This is a helper method to simplify code logic. This method is used
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220,604 | pmorissette/bt | bt/core.py | StrategyBase.flatten | def flatten(self):
"""
Close all child positions.
"""
# go right to base alloc
[c.allocate(-c.value) for c in self._childrenv if c.value != 0] | python | def flatten(self):
"""
Close all child positions.
"""
# go right to base alloc
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220,605 | pmorissette/bt | bt/core.py | SecurityBase.setup | def setup(self, universe):
"""
Setup Security with universe. Speeds up future runs.
Args:
* universe (DataFrame): DataFrame of prices with security's name as
one of the columns.
"""
# if we already have all the prices, we will store them to speed up
... | python | def setup(self, universe):
"""
Setup Security with universe. Speeds up future runs.
Args:
* universe (DataFrame): DataFrame of prices with security's name as
one of the columns.
"""
# if we already have all the prices, we will store them to speed up
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220,606 | pmorissette/bt | bt/core.py | SecurityBase.update | def update(self, date, data=None, inow=None):
"""
Update security with a given date and optionally, some data.
This will update price, value, weight, etc.
"""
# filter for internal calls when position has not changed - nothing to
# do. Internal calls (stale root calls) ha... | python | def update(self, date, data=None, inow=None):
"""
Update security with a given date and optionally, some data.
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220,607 | pmorissette/bt | bt/core.py | Algo.name | def name(self):
"""
Algo name.
"""
if self._name is None:
self._name = self.__class__.__name__
return self._name | python | def name(self):
"""
Algo name.
"""
if self._name is None:
self._name = self.__class__.__name__
return self._name | [
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220,608 | pmorissette/bt | docs/source/_themes/klink/klink/__init__.py | convert_notebooks | def convert_notebooks():
"""
Converts IPython Notebooks to proper .rst files and moves static
content to the _static directory.
"""
convert_status = call(['ipython', 'nbconvert', '--to', 'rst', '*.ipynb'])
if convert_status != 0:
raise SystemError('Conversion failed! Status was %s' % con... | python | def convert_notebooks():
"""
Converts IPython Notebooks to proper .rst files and moves static
content to the _static directory.
"""
convert_status = call(['ipython', 'nbconvert', '--to', 'rst', '*.ipynb'])
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220,609 | istresearch/scrapy-cluster | utils/scutils/settings_wrapper.py | SettingsWrapper.load | def load(self, local='localsettings.py', default='settings.py'):
'''
Load the settings dict
@param local: The local settings filename to use
@param default: The default settings module to read
@return: A dict of the loaded settings
'''
self._load_defaults(default... | python | def load(self, local='localsettings.py', default='settings.py'):
'''
Load the settings dict
@param local: The local settings filename to use
@param default: The default settings module to read
@return: A dict of the loaded settings
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220,610 | istresearch/scrapy-cluster | utils/scutils/settings_wrapper.py | SettingsWrapper._load_defaults | def _load_defaults(self, default='settings.py'):
'''
Load the default settings
'''
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default = default[:-3]
self.my_settings = {}
try:
settings = importlib.import_module(default)
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'''
Load the default settings
'''
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220,611 | istresearch/scrapy-cluster | utils/scutils/settings_wrapper.py | SettingsWrapper._load_custom | def _load_custom(self, settings_name='localsettings.py'):
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Load the user defined settings, overriding the defaults
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220,612 | istresearch/scrapy-cluster | utils/scutils/settings_wrapper.py | SettingsWrapper._convert_to_dict | def _convert_to_dict(self, setting):
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220,613 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.load_domain_config | def load_domain_config(self, loaded_config):
'''
Loads the domain_config and sets up queue_dict
@param loaded_config: the yaml loaded config dict from zookeeper
'''
self.domain_config = {}
# vetting process to ensure correct configs
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i... | python | def load_domain_config(self, loaded_config):
'''
Loads the domain_config and sets up queue_dict
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self.domain_config = {}
# vetting process to ensure correct configs
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220,614 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.update_domain_queues | def update_domain_queues(self):
'''
Check to update existing queues already in memory
new queues are created elsewhere
'''
for key in self.domain_config:
final_key = "{name}:{domain}:queue".format(
name=self.spider.name,
domain=... | python | def update_domain_queues(self):
'''
Check to update existing queues already in memory
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220,615 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.create_queues | def create_queues(self):
'''
Updates the in memory list of the redis queues
Creates new throttled queue instances if it does not have them
'''
# new config could have loaded between scrapes
newConf = self.check_config()
self.queue_keys = self.redis_conn.keys(self... | python | def create_queues(self):
'''
Updates the in memory list of the redis queues
Creates new throttled queue instances if it does not have them
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# new config could have loaded between scrapes
newConf = self.check_config()
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220,616 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.expire_queues | def expire_queues(self):
'''
Expires old queue_dict keys that have not been used in a long time.
Prevents slow memory build up when crawling lots of different domains
'''
curr_time = time.time()
for key in list(self.queue_dict):
diff = curr_time - self.queue_d... | python | def expire_queues(self):
'''
Expires old queue_dict keys that have not been used in a long time.
Prevents slow memory build up when crawling lots of different domains
'''
curr_time = time.time()
for key in list(self.queue_dict):
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220,617 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.update_ipaddress | def update_ipaddress(self):
'''
Updates the scheduler so it knows its own ip address
'''
# assign local ip in case of exception
self.old_ip = self.my_ip
self.my_ip = '127.0.0.1'
try:
obj = urllib.request.urlopen(settings.get('PUBLIC_IP_URL',
... | python | def update_ipaddress(self):
'''
Updates the scheduler so it knows its own ip address
'''
# assign local ip in case of exception
self.old_ip = self.my_ip
self.my_ip = '127.0.0.1'
try:
obj = urllib.request.urlopen(settings.get('PUBLIC_IP_URL',
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220,618 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.is_blacklisted | def is_blacklisted(self, appid, crawlid):
'''
Checks the redis blacklist for crawls that should not be propagated
either from expiring or stopped
@return: True if the appid crawlid combo is blacklisted
'''
key_check = '{appid}||{crawlid}'.format(appid=appid,
... | python | def is_blacklisted(self, appid, crawlid):
'''
Checks the redis blacklist for crawls that should not be propagated
either from expiring or stopped
@return: True if the appid crawlid combo is blacklisted
'''
key_check = '{appid}||{crawlid}'.format(appid=appid,
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220,619 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.enqueue_request | def enqueue_request(self, request):
'''
Pushes a request from the spider into the proper throttled queue
'''
if not request.dont_filter and self.dupefilter.request_seen(request):
self.logger.debug("Request not added back to redis")
return
req_dict = self.r... | python | def enqueue_request(self, request):
'''
Pushes a request from the spider into the proper throttled queue
'''
if not request.dont_filter and self.dupefilter.request_seen(request):
self.logger.debug("Request not added back to redis")
return
req_dict = self.r... | [
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220,620 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.request_to_dict | def request_to_dict(self, request):
'''
Convert Request object to a dict.
modified from scrapy.utils.reqser
'''
req_dict = {
# urls should be safe (safe_string_url)
'url': to_unicode(request.url),
'method': request.method,
'headers'... | python | def request_to_dict(self, request):
'''
Convert Request object to a dict.
modified from scrapy.utils.reqser
'''
req_dict = {
# urls should be safe (safe_string_url)
'url': to_unicode(request.url),
'method': request.method,
'headers'... | [
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220,621 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.find_item | def find_item(self):
'''
Finds an item from the throttled queues
'''
random.shuffle(self.queue_keys)
count = 0
while count <= self.item_retries:
for key in self.queue_keys:
# skip if the whole domain has been blacklisted in zookeeper
... | python | def find_item(self):
'''
Finds an item from the throttled queues
'''
random.shuffle(self.queue_keys)
count = 0
while count <= self.item_retries:
for key in self.queue_keys:
# skip if the whole domain has been blacklisted in zookeeper
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220,622 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.next_request | def next_request(self):
'''
Logic to handle getting a new url request, from a bunch of
different queues
'''
t = time.time()
# update the redis queues every so often
if t - self.update_time > self.update_interval:
self.update_time = t
self.c... | python | def next_request(self):
'''
Logic to handle getting a new url request, from a bunch of
different queues
'''
t = time.time()
# update the redis queues every so often
if t - self.update_time > self.update_interval:
self.update_time = t
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220,623 | istresearch/scrapy-cluster | crawler/crawling/distributed_scheduler.py | DistributedScheduler.parse_cookie | def parse_cookie(self, string):
'''
Parses a cookie string like returned in a Set-Cookie header
@param string: The cookie string
@return: the cookie dict
'''
results = re.findall('([^=]+)=([^\;]+);?\s?', string)
my_dict = {}
for item in results:
... | python | def parse_cookie(self, string):
'''
Parses a cookie string like returned in a Set-Cookie header
@param string: The cookie string
@return: the cookie dict
'''
results = re.findall('([^=]+)=([^\;]+);?\s?', string)
my_dict = {}
for item in results:
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220,624 | istresearch/scrapy-cluster | crawler/crawling/pipelines.py | KafkaPipeline._clean_item | def _clean_item(self, item):
'''
Cleans the item to be logged
'''
item_copy = dict(item)
del item_copy['body']
del item_copy['links']
del item_copy['response_headers']
del item_copy['request_headers']
del item_copy['status_code']
del item_c... | python | def _clean_item(self, item):
'''
Cleans the item to be logged
'''
item_copy = dict(item)
del item_copy['body']
del item_copy['links']
del item_copy['response_headers']
del item_copy['request_headers']
del item_copy['status_code']
del item_c... | [
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220,625 | istresearch/scrapy-cluster | crawler/crawling/pipelines.py | KafkaPipeline._kafka_success | def _kafka_success(self, item, spider, response):
'''
Callback for successful send
'''
item['success'] = True
item = self._clean_item(item)
item['spiderid'] = spider.name
self.logger.info("Sent page to Kafka", item) | python | def _kafka_success(self, item, spider, response):
'''
Callback for successful send
'''
item['success'] = True
item = self._clean_item(item)
item['spiderid'] = spider.name
self.logger.info("Sent page to Kafka", item) | [
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220,626 | istresearch/scrapy-cluster | crawler/crawling/pipelines.py | KafkaPipeline._kafka_failure | def _kafka_failure(self, item, spider, response):
'''
Callback for failed send
'''
item['success'] = False
item['exception'] = traceback.format_exc()
item['spiderid'] = spider.name
item = self._clean_item(item)
self.logger.error("Failed to send page to Kaf... | python | def _kafka_failure(self, item, spider, response):
'''
Callback for failed send
'''
item['success'] = False
item['exception'] = traceback.format_exc()
item['spiderid'] = spider.name
item = self._clean_item(item)
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220,627 | istresearch/scrapy-cluster | crawler/crawling/spiders/redis_spider.py | RedisSpider.reconstruct_headers | def reconstruct_headers(self, response):
"""
Purpose of this method is to reconstruct the headers dictionary that
is normally passed in with a "response" object from scrapy.
Args:
response: A scrapy response object
Returns: A dictionary that mirrors the "response.he... | python | def reconstruct_headers(self, response):
"""
Purpose of this method is to reconstruct the headers dictionary that
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response: A scrapy response object
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220,628 | istresearch/scrapy-cluster | kafka-monitor/plugins/scraper_handler.py | ScraperHandler.handle | def handle(self, dict):
'''
Processes a vaild crawl request
@param dict: a valid dictionary object
'''
# format key
ex_res = self.extract(dict['url'])
key = "{sid}:{dom}.{suf}:queue".format(
sid=dict['spiderid'],
dom=ex_res.domain,
... | python | def handle(self, dict):
'''
Processes a vaild crawl request
@param dict: a valid dictionary object
'''
# format key
ex_res = self.extract(dict['url'])
key = "{sid}:{dom}.{suf}:queue".format(
sid=dict['spiderid'],
dom=ex_res.domain,
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220,629 | istresearch/scrapy-cluster | utils/scutils/method_timer.py | MethodTimer.timeout | def timeout(timeout_time, default):
'''
Decorate a method so it is required to execute in a given time period,
or return a default value.
'''
def timeout_function(f):
def f2(*args):
def timeout_handler(signum, frame):
raise MethodTi... | python | def timeout(timeout_time, default):
'''
Decorate a method so it is required to execute in a given time period,
or return a default value.
'''
def timeout_function(f):
def f2(*args):
def timeout_handler(signum, frame):
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220,630 | istresearch/scrapy-cluster | crawler/crawling/redis_stats_middleware.py | RedisStatsMiddleware._setup_stats_status_codes | def _setup_stats_status_codes(self, spider_name):
'''
Sets up the status code stats collectors
'''
self.stats_dict[spider_name] = {
'status_codes': {}
}
self.stats_dict[spider_name]['status_codes'] = {}
hostname = self._get_hostname()
# we chos... | python | def _setup_stats_status_codes(self, spider_name):
'''
Sets up the status code stats collectors
'''
self.stats_dict[spider_name] = {
'status_codes': {}
}
self.stats_dict[spider_name]['status_codes'] = {}
hostname = self._get_hostname()
# we chos... | [
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220,631 | istresearch/scrapy-cluster | redis-monitor/plugins/kafka_base_monitor.py | KafkaBaseMonitor.setup | def setup(self, settings):
'''
Setup the handler
@param settings: The loaded settings file
'''
self.producer = self._create_producer(settings)
self.topic_prefix = settings['KAFKA_TOPIC_PREFIX']
self.use_appid_topics = settings['KAFKA_APPID_TOPICS']
self... | python | def setup(self, settings):
'''
Setup the handler
@param settings: The loaded settings file
'''
self.producer = self._create_producer(settings)
self.topic_prefix = settings['KAFKA_TOPIC_PREFIX']
self.use_appid_topics = settings['KAFKA_APPID_TOPICS']
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220,632 | istresearch/scrapy-cluster | redis-monitor/plugins/kafka_base_monitor.py | KafkaBaseMonitor._send_to_kafka | def _send_to_kafka(self, master):
'''
Sends the message back to Kafka
@param master: the final dict to send
@returns: True if successfully sent to kafka
'''
appid_topic = "{prefix}.outbound_{appid}".format(
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'''
Sends the message back to Kafka
@param master: the final dict to send
@returns: True if successfully sent to kafka
'''
appid_topic = "{prefix}.outbound_{appid}".format(
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220,633 | istresearch/scrapy-cluster | kafka-monitor/kafka_monitor.py | KafkaMonitor._load_plugins | def _load_plugins(self):
'''
Sets up all plugins, defaults and settings.py
'''
plugins = self.settings['PLUGINS']
self.plugins_dict = {}
for key in plugins:
# skip loading the plugin if its value is None
if plugins[key] is None:
co... | python | def _load_plugins(self):
'''
Sets up all plugins, defaults and settings.py
'''
plugins = self.settings['PLUGINS']
self.plugins_dict = {}
for key in plugins:
# skip loading the plugin if its value is None
if plugins[key] is None:
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220,634 | istresearch/scrapy-cluster | kafka-monitor/kafka_monitor.py | KafkaMonitor._setup_stats | def _setup_stats(self):
'''
Sets up the stats collection
'''
self.stats_dict = {}
redis_conn = redis.Redis(host=self.settings['REDIS_HOST'],
port=self.settings['REDIS_PORT'],
db=self.settings.get('REDIS_DB'))
... | python | def _setup_stats(self):
'''
Sets up the stats collection
'''
self.stats_dict = {}
redis_conn = redis.Redis(host=self.settings['REDIS_HOST'],
port=self.settings['REDIS_PORT'],
db=self.settings.get('REDIS_DB'))
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220,635 | istresearch/scrapy-cluster | kafka-monitor/kafka_monitor.py | KafkaMonitor._setup_stats_total | def _setup_stats_total(self, redis_conn):
'''
Sets up the total stats collectors
@param redis_conn: the redis connection
'''
self.stats_dict['total'] = {}
self.stats_dict['fail'] = {}
temp_key1 = 'stats:kafka-monitor:total'
temp_key2 = 'stats:kafka-monito... | python | def _setup_stats_total(self, redis_conn):
'''
Sets up the total stats collectors
@param redis_conn: the redis connection
'''
self.stats_dict['total'] = {}
self.stats_dict['fail'] = {}
temp_key1 = 'stats:kafka-monitor:total'
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220,636 | istresearch/scrapy-cluster | kafka-monitor/kafka_monitor.py | KafkaMonitor._main_loop | def _main_loop(self):
'''
Continuous loop that reads from a kafka topic and tries to validate
incoming messages
'''
self.logger.debug("Processing messages")
old_time = 0
while True:
self._process_messages()
if self.settings['STATS_DUMP'] !=... | python | def _main_loop(self):
'''
Continuous loop that reads from a kafka topic and tries to validate
incoming messages
'''
self.logger.debug("Processing messages")
old_time = 0
while True:
self._process_messages()
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220,637 | istresearch/scrapy-cluster | kafka-monitor/kafka_monitor.py | KafkaMonitor._dump_stats | def _dump_stats(self):
'''
Dumps the stats out
'''
extras = {}
if 'total' in self.stats_dict:
self.logger.debug("Compiling total/fail dump stats")
for key in self.stats_dict['total']:
final = 'total_{t}'.format(t=key)
extras... | python | def _dump_stats(self):
'''
Dumps the stats out
'''
extras = {}
if 'total' in self.stats_dict:
self.logger.debug("Compiling total/fail dump stats")
for key in self.stats_dict['total']:
final = 'total_{t}'.format(t=key)
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220,638 | istresearch/scrapy-cluster | kafka-monitor/kafka_monitor.py | KafkaMonitor.run | def run(self):
'''
Set up and run
'''
self._setup_kafka()
self._load_plugins()
self._setup_stats()
self._main_loop() | python | def run(self):
'''
Set up and run
'''
self._setup_kafka()
self._load_plugins()
self._setup_stats()
self._main_loop() | [
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220,639 | istresearch/scrapy-cluster | kafka-monitor/kafka_monitor.py | KafkaMonitor._report_self | def _report_self(self):
'''
Reports the kafka monitor uuid to redis
'''
key = "stats:kafka-monitor:self:{m}:{u}".format(
m=socket.gethostname(),
u=self.my_uuid)
self.redis_conn.set(key, time.time())
self.redis_conn.expire(key, self.settings['HEARTB... | python | def _report_self(self):
'''
Reports the kafka monitor uuid to redis
'''
key = "stats:kafka-monitor:self:{m}:{u}".format(
m=socket.gethostname(),
u=self.my_uuid)
self.redis_conn.set(key, time.time())
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220,640 | istresearch/scrapy-cluster | kafka-monitor/kafka_monitor.py | KafkaMonitor.feed | def feed(self, json_item):
'''
Feeds a json item into the Kafka topic
@param json_item: The loaded json object
'''
@MethodTimer.timeout(self.settings['KAFKA_FEED_TIMEOUT'], False)
def _feed(json_item):
producer = self._create_producer()
topic = se... | python | def feed(self, json_item):
'''
Feeds a json item into the Kafka topic
@param json_item: The loaded json object
'''
@MethodTimer.timeout(self.settings['KAFKA_FEED_TIMEOUT'], False)
def _feed(json_item):
producer = self._create_producer()
topic = se... | [
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220,641 | istresearch/scrapy-cluster | redis-monitor/plugins/expire_monitor.py | ExpireMonitor.check_precondition | def check_precondition(self, key, value):
'''
Override to check for timeout
'''
timeout = float(value)
curr_time = self.get_current_time()
if curr_time > timeout:
return True
return False | python | def check_precondition(self, key, value):
'''
Override to check for timeout
'''
timeout = float(value)
curr_time = self.get_current_time()
if curr_time > timeout:
return True
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220,642 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | StatsCollector.get_time_window | def get_time_window(self, redis_conn=None, host='localhost', port=6379,
key='time_window_counter', cycle_time=5,
start_time=None, window=SECONDS_1_HOUR, roll=True,
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'''
Generate a new TimeWindow
Useful for colle... | python | def get_time_window(self, redis_conn=None, host='localhost', port=6379,
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220,643 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | StatsCollector.get_rolling_time_window | def get_rolling_time_window(self, redis_conn=None, host='localhost',
port=6379, key='rolling_time_window_counter',
cycle_time=5, window=SECONDS_1_HOUR):
'''
Generate a new RollingTimeWindow
Useful for collect data about the number o... | python | def get_rolling_time_window(self, redis_conn=None, host='localhost',
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220,644 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | StatsCollector.get_counter | def get_counter(self, redis_conn=None, host='localhost', port=6379,
key='counter', cycle_time=5, start_time=None,
window=SECONDS_1_HOUR, roll=True, keep_max=12, start_at=0):
'''
Generate a new Counter
Useful for generic distributed counters
@param... | python | def get_counter(self, redis_conn=None, host='localhost', port=6379,
key='counter', cycle_time=5, start_time=None,
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220,645 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | StatsCollector.get_unique_counter | def get_unique_counter(self, redis_conn=None, host='localhost', port=6379,
key='unique_counter', cycle_time=5, start_time=None,
window=SECONDS_1_HOUR, roll=True, keep_max=12):
'''
Generate a new UniqueCounter.
Useful for exactly counting uniq... | python | def get_unique_counter(self, redis_conn=None, host='localhost', port=6379,
key='unique_counter', cycle_time=5, start_time=None,
window=SECONDS_1_HOUR, roll=True, keep_max=12):
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220,646 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | StatsCollector.get_hll_counter | def get_hll_counter(self, redis_conn=None, host='localhost', port=6379,
key='hyperloglog_counter', cycle_time=5,
start_time=None, window=SECONDS_1_HOUR, roll=True,
keep_max=12):
'''
Generate a new HyperLogLogCounter.
Useful ... | python | def get_hll_counter(self, redis_conn=None, host='localhost', port=6379,
key='hyperloglog_counter', cycle_time=5,
start_time=None, window=SECONDS_1_HOUR, roll=True,
keep_max=12):
'''
Generate a new HyperLogLogCounter.
Useful ... | [
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220,647 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | AbstractCounter.setup | def setup(self, redis_conn=None, host='localhost', port=6379):
'''
Set up the redis connection
'''
if redis_conn is None:
if host is not None and port is not None:
self.redis_conn = redis.Redis(host=host, port=port)
else:
raise Exce... | python | def setup(self, redis_conn=None, host='localhost', port=6379):
'''
Set up the redis connection
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220,648 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | ThreadedCounter.setup | def setup(self, redis_conn=None, host='localhost', port=6379):
'''
Set up the counting manager class
@param redis_conn: A premade redis connection (overrides host and port)
@param host: the redis host
@param port: the redis port
'''
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'''
Set up the counting manager class
@param redis_conn: A premade redis connection (overrides host and port)
@param host: the redis host
@param port: the redis port
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220,649 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | ThreadedCounter._threaded_start | def _threaded_start(self):
'''
Spawns a worker thread to do the expiration checks
'''
self.active = True
self.thread = Thread(target=self._main_loop)
self.thread.setDaemon(True)
self.thread.start() | python | def _threaded_start(self):
'''
Spawns a worker thread to do the expiration checks
'''
self.active = True
self.thread = Thread(target=self._main_loop)
self.thread.setDaemon(True)
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220,650 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | ThreadedCounter._main_loop | def _main_loop(self):
'''
Main loop for the stats collector
'''
while self.active:
self.expire()
if self.roll and self.is_expired():
self.start_time = self.start_time + self.window
self._set_key()
self.purge_old()
... | python | def _main_loop(self):
'''
Main loop for the stats collector
'''
while self.active:
self.expire()
if self.roll and self.is_expired():
self.start_time = self.start_time + self.window
self._set_key()
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220,651 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | ThreadedCounter._set_key | def _set_key(self):
'''
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if self.roll:
self.date = time.strftime(self.date_format,
time.gmtime(self.start_time))
self.final_key = '{}:{}'.format(self.key, self.date)
else:
... | python | def _set_key(self):
'''
sets the final key to be used currently
'''
if self.roll:
self.date = time.strftime(self.date_format,
time.gmtime(self.start_time))
self.final_key = '{}:{}'.format(self.key, self.date)
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220,652 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | ThreadedCounter.is_expired | def is_expired(self):
'''
Returns true if the time is beyond the window
'''
if self.window is not None:
return (self._time() - self.start_time) >= self.window
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'''
Returns true if the time is beyond the window
'''
if self.window is not None:
return (self._time() - self.start_time) >= self.window
return False | [
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220,653 | istresearch/scrapy-cluster | utils/scutils/stats_collector.py | ThreadedCounter.purge_old | def purge_old(self):
'''
Removes keys that are beyond our keep_max limit
'''
if self.keep_max is not None:
keys = self.redis_conn.keys(self.get_key() + ':*')
keys.sort(reverse=True)
while len(keys) > self.keep_max:
key = keys.pop()
... | python | def purge_old(self):
'''
Removes keys that are beyond our keep_max limit
'''
if self.keep_max is not None:
keys = self.redis_conn.keys(self.get_key() + ':*')
keys.sort(reverse=True)
while len(keys) > self.keep_max:
key = keys.pop()
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220,654 | istresearch/scrapy-cluster | utils/scutils/redis_queue.py | Base._encode_item | def _encode_item(self, item):
'''
Encode an item object
@requires: The object be serializable
'''
if self.encoding.__name__ == 'pickle':
return self.encoding.dumps(item, protocol=-1)
else:
return self.encoding.dumps(item) | python | def _encode_item(self, item):
'''
Encode an item object
@requires: The object be serializable
'''
if self.encoding.__name__ == 'pickle':
return self.encoding.dumps(item, protocol=-1)
else:
return self.encoding.dumps(item) | [
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220,655 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.threaded_start | def threaded_start(self, no_init=False):
'''
Spawns a worker thread to set up the zookeeper connection
'''
thread = Thread(target=self.init_connections, kwargs={
'no_init': no_init})
thread.setDaemon(True)
thread.start()
thread.join() | python | def threaded_start(self, no_init=False):
'''
Spawns a worker thread to set up the zookeeper connection
'''
thread = Thread(target=self.init_connections, kwargs={
'no_init': no_init})
thread.setDaemon(True)
thread.start()
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220,656 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.init_connections | def init_connections(self, no_init=False):
'''
Sets up the initial Kazoo Client and watches
'''
success = False
self.set_valid(False)
if not no_init:
if self.zoo_client:
self.zoo_client.remove_listener(self.state_listener)
self... | python | def init_connections(self, no_init=False):
'''
Sets up the initial Kazoo Client and watches
'''
success = False
self.set_valid(False)
if not no_init:
if self.zoo_client:
self.zoo_client.remove_listener(self.state_listener)
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220,657 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.setup | def setup(self):
'''
Ensures the path to the watched file exists and we have a state
listener
'''
self.zoo_client.add_listener(self.state_listener)
if self.ensure:
self.zoo_client.ensure_path(self.my_file) | python | def setup(self):
'''
Ensures the path to the watched file exists and we have a state
listener
'''
self.zoo_client.add_listener(self.state_listener)
if self.ensure:
self.zoo_client.ensure_path(self.my_file) | [
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220,658 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.state_listener | def state_listener(self, state):
'''
Restarts the session if we get anything besides CONNECTED
'''
if state == KazooState.SUSPENDED:
self.set_valid(False)
self.call_error(self.BAD_CONNECTION)
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... | python | def state_listener(self, state):
'''
Restarts the session if we get anything besides CONNECTED
'''
if state == KazooState.SUSPENDED:
self.set_valid(False)
self.call_error(self.BAD_CONNECTION)
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220,659 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.close | def close(self, kill_restart=True):
'''
Use when you would like to close everything down
@param kill_restart= Prevent kazoo restarting from occurring
'''
self.do_not_restart = kill_restart
self.zoo_client.stop()
self.zoo_client.close() | python | def close(self, kill_restart=True):
'''
Use when you would like to close everything down
@param kill_restart= Prevent kazoo restarting from occurring
'''
self.do_not_restart = kill_restart
self.zoo_client.stop()
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220,660 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.get_file_contents | def get_file_contents(self, pointer=False):
'''
Gets any file contents you care about. Defaults to the main file
@param pointer: The the contents of the file pointer, not the pointed
at file
@return: A string of the contents
'''
if self.pointer:
if poi... | python | def get_file_contents(self, pointer=False):
'''
Gets any file contents you care about. Defaults to the main file
@param pointer: The the contents of the file pointer, not the pointed
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@return: A string of the contents
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220,661 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.update_file | def update_file(self, path):
'''
Updates the file watcher and calls the appropriate method for results
@return: False if we need to keep trying the connection
'''
try:
# grab the file
result, stat = self.zoo_client.get(path, watch=self.watch_file)
... | python | def update_file(self, path):
'''
Updates the file watcher and calls the appropriate method for results
@return: False if we need to keep trying the connection
'''
try:
# grab the file
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220,662 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.update_pointed | def update_pointed(self):
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# only grab file if our pointer is still good (not None)
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Grabs the latest file contents based on the pointer uri
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220,663 | istresearch/scrapy-cluster | utils/scutils/zookeeper_watcher.py | ZookeeperWatcher.set_valid | def set_valid(self, boolean):
'''
Sets the state and calls the change if needed
@param bool: The state (true or false)
'''
old_state = self.is_valid()
self.valid_file = boolean
if old_state != self.valid_file:
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'''
Sets the state and calls the change if needed
@param bool: The state (true or false)
'''
old_state = self.is_valid()
self.valid_file = boolean
if old_state != self.valid_file:
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220,664 | istresearch/scrapy-cluster | kafka-monitor/plugins/zookeeper_handler.py | ZookeeperHandler.setup | def setup(self, settings):
'''
Setup redis and tldextract
'''
self.extract = tldextract.TLDExtract()
self.redis_conn = redis.Redis(host=settings['REDIS_HOST'],
port=settings['REDIS_PORT'],
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'''
Setup redis and tldextract
'''
self.extract = tldextract.TLDExtract()
self.redis_conn = redis.Redis(host=settings['REDIS_HOST'],
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220,665 | istresearch/scrapy-cluster | redis-monitor/plugins/base_monitor.py | BaseMonitor.get_log_dict | def get_log_dict(self, action, appid, spiderid=None, uuid=None,
crawlid=None):
'''
Returns a basic dictionary for logging
@param action: the action taken by the redis monitor
@param spiderid: the spider id
@param appid: the application id
@param uuid:... | python | def get_log_dict(self, action, appid, spiderid=None, uuid=None,
crawlid=None):
'''
Returns a basic dictionary for logging
@param action: the action taken by the redis monitor
@param spiderid: the spider id
@param appid: the application id
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220,666 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._load_plugins | def _load_plugins(self):
'''
Sets up all plugins and defaults
'''
plugins = self.settings['PLUGINS']
self.plugins_dict = {}
for key in plugins:
# skip loading the plugin if its value is None
if plugins[key] is None:
continue
... | python | def _load_plugins(self):
'''
Sets up all plugins and defaults
'''
plugins = self.settings['PLUGINS']
self.plugins_dict = {}
for key in plugins:
# skip loading the plugin if its value is None
if plugins[key] is None:
continue
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220,667 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._main_loop | def _main_loop(self):
'''
The internal while true main loop for the redis monitor
'''
self.logger.debug("Running main loop")
old_time = 0
while True:
for plugin_key in self.plugins_dict:
obj = self.plugins_dict[plugin_key]
self.... | python | def _main_loop(self):
'''
The internal while true main loop for the redis monitor
'''
self.logger.debug("Running main loop")
old_time = 0
while True:
for plugin_key in self.plugins_dict:
obj = self.plugins_dict[plugin_key]
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220,668 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._process_plugin | def _process_plugin(self, plugin):
'''
Logic to handle each plugin that is active
@param plugin: a plugin dict object
'''
instance = plugin['instance']
regex = plugin['regex']
for key in self.redis_conn.scan_iter(match=regex):
# acquire lock
... | python | def _process_plugin(self, plugin):
'''
Logic to handle each plugin that is active
@param plugin: a plugin dict object
'''
instance = plugin['instance']
regex = plugin['regex']
for key in self.redis_conn.scan_iter(match=regex):
# acquire lock
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220,669 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._create_lock_object | def _create_lock_object(self, key):
'''
Returns a lock object, split for testing
'''
return redis_lock.Lock(self.redis_conn, key,
expire=self.settings['REDIS_LOCK_EXPIRATION'],
auto_renewal=True) | python | def _create_lock_object(self, key):
'''
Returns a lock object, split for testing
'''
return redis_lock.Lock(self.redis_conn, key,
expire=self.settings['REDIS_LOCK_EXPIRATION'],
auto_renewal=True) | [
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220,670 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._process_failures | def _process_failures(self, key):
'''
Handles the retrying of the failed key
'''
if self.settings['RETRY_FAILURES']:
self.logger.debug("going to retry failure")
# get the current failure count
failkey = self._get_fail_key(key)
current = sel... | python | def _process_failures(self, key):
'''
Handles the retrying of the failed key
'''
if self.settings['RETRY_FAILURES']:
self.logger.debug("going to retry failure")
# get the current failure count
failkey = self._get_fail_key(key)
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220,671 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._setup_stats | def _setup_stats(self):
'''
Sets up the stats
'''
# stats setup
self.stats_dict = {}
if self.settings['STATS_TOTAL']:
self._setup_stats_total()
if self.settings['STATS_PLUGINS']:
self._setup_stats_plugins() | python | def _setup_stats(self):
'''
Sets up the stats
'''
# stats setup
self.stats_dict = {}
if self.settings['STATS_TOTAL']:
self._setup_stats_total()
if self.settings['STATS_PLUGINS']:
self._setup_stats_plugins() | [
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220,672 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._setup_stats_plugins | def _setup_stats_plugins(self):
'''
Sets up the plugin stats collectors
'''
self.stats_dict['plugins'] = {}
for key in self.plugins_dict:
plugin_name = self.plugins_dict[key]['instance'].__class__.__name__
temp_key = 'stats:redis-monitor:{p}'.format(p=plug... | python | def _setup_stats_plugins(self):
'''
Sets up the plugin stats collectors
'''
self.stats_dict['plugins'] = {}
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plugin_name = self.plugins_dict[key]['instance'].__class__.__name__
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220,673 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._dump_crawl_stats | def _dump_crawl_stats(self):
'''
Dumps flattened crawling stats so the spiders do not have to
'''
extras = {}
spiders = {}
spider_set = set()
total_spider_count = 0
keys = self.redis_conn.keys('stats:crawler:*:*:*')
for key in keys:
#... | python | def _dump_crawl_stats(self):
'''
Dumps flattened crawling stats so the spiders do not have to
'''
extras = {}
spiders = {}
spider_set = set()
total_spider_count = 0
keys = self.redis_conn.keys('stats:crawler:*:*:*')
for key in keys:
#... | [
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220,674 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor._dump_queue_stats | def _dump_queue_stats(self):
'''
Dumps basic info about the queue lengths for the spider types
'''
extras = {}
keys = self.redis_conn.keys('*:*:queue')
total_backlog = 0
for key in keys:
elements = key.split(":")
spider = elements[0]
... | python | def _dump_queue_stats(self):
'''
Dumps basic info about the queue lengths for the spider types
'''
extras = {}
keys = self.redis_conn.keys('*:*:queue')
total_backlog = 0
for key in keys:
elements = key.split(":")
spider = elements[0]
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220,675 | istresearch/scrapy-cluster | redis-monitor/redis_monitor.py | RedisMonitor.close | def close(self):
'''
Closes the Redis Monitor and plugins
'''
for plugin_key in self.plugins_dict:
obj = self.plugins_dict[plugin_key]
instance = obj['instance']
instance.close() | python | def close(self):
'''
Closes the Redis Monitor and plugins
'''
for plugin_key in self.plugins_dict:
obj = self.plugins_dict[plugin_key]
instance = obj['instance']
instance.close() | [
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220,676 | istresearch/scrapy-cluster | redis-monitor/plugins/stats_monitor.py | StatsMonitor.get_all_stats | def get_all_stats(self):
'''
Gather all stats objects
'''
self.logger.debug("Gathering all stats")
the_dict = {}
the_dict['kafka-monitor'] = self.get_kafka_monitor_stats()
the_dict['redis-monitor'] = self.get_redis_monitor_stats()
the_dict['crawler'] = sel... | python | def get_all_stats(self):
'''
Gather all stats objects
'''
self.logger.debug("Gathering all stats")
the_dict = {}
the_dict['kafka-monitor'] = self.get_kafka_monitor_stats()
the_dict['redis-monitor'] = self.get_redis_monitor_stats()
the_dict['crawler'] = sel... | [
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220,677 | istresearch/scrapy-cluster | redis-monitor/plugins/stats_monitor.py | StatsMonitor._get_plugin_stats | def _get_plugin_stats(self, name):
'''
Used for getting stats for Plugin based stuff, like Kafka Monitor
and Redis Monitor
@param name: the main class stats name
@return: A formatted dict of stats
'''
the_dict = {}
keys = self.redis_conn.keys('stats:{n}:... | python | def _get_plugin_stats(self, name):
'''
Used for getting stats for Plugin based stuff, like Kafka Monitor
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@param name: the main class stats name
@return: A formatted dict of stats
'''
the_dict = {}
keys = self.redis_conn.keys('stats:{n}:... | [
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220,678 | istresearch/scrapy-cluster | redis-monitor/plugins/stats_monitor.py | StatsMonitor._get_key_value | def _get_key_value(self, key, is_hll=False):
'''
Returns the proper key value for the stats
@param key: the redis key
@param is_hll: the key is a HyperLogLog, else is a sorted set
'''
if is_hll:
# get hll value
return self.redis_conn.execute_comma... | python | def _get_key_value(self, key, is_hll=False):
'''
Returns the proper key value for the stats
@param key: the redis key
@param is_hll: the key is a HyperLogLog, else is a sorted set
'''
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220,679 | istresearch/scrapy-cluster | redis-monitor/plugins/stats_monitor.py | StatsMonitor.get_crawler_stats | def get_crawler_stats(self):
'''
Gather crawler stats
@return: A dict of stats
'''
self.logger.debug("Gathering crawler stats")
the_dict = {}
the_dict['spiders'] = self.get_spider_stats()['spiders']
the_dict['machines'] = self.get_machine_stats()['machin... | python | def get_crawler_stats(self):
'''
Gather crawler stats
@return: A dict of stats
'''
self.logger.debug("Gathering crawler stats")
the_dict = {}
the_dict['spiders'] = self.get_spider_stats()['spiders']
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220,680 | istresearch/scrapy-cluster | redis-monitor/plugins/stats_monitor.py | StatsMonitor.get_queue_stats | def get_queue_stats(self):
'''
Gather queue stats
@return: A dict of stats
'''
self.logger.debug("Gathering queue based stats")
the_dict = {}
keys = self.redis_conn.keys('*:*:queue')
total_backlog = 0
for key in keys:
elements = key.s... | python | def get_queue_stats(self):
'''
Gather queue stats
@return: A dict of stats
'''
self.logger.debug("Gathering queue based stats")
the_dict = {}
keys = self.redis_conn.keys('*:*:queue')
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220,681 | istresearch/scrapy-cluster | crawler/config/file_pusher.py | main | def main():
'''
A manual configuration file pusher for the crawlers. This will update
Zookeeper with the contents of the file specified in the args.
'''
import argparse
from kazoo.client import KazooClient
parser = argparse.ArgumentParser(
description="Crawler config file pusher... | python | def main():
'''
A manual configuration file pusher for the crawlers. This will update
Zookeeper with the contents of the file specified in the args.
'''
import argparse
from kazoo.client import KazooClient
parser = argparse.ArgumentParser(
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220,682 | istresearch/scrapy-cluster | utils/scutils/log_factory.py | LogCallbackMixin.is_subdict | def is_subdict(self, a,b):
'''
Return True if a is a subdict of b
'''
return all((k in b and b[k]==v) for k,v in a.iteritems()) | python | def is_subdict(self, a,b):
'''
Return True if a is a subdict of b
'''
return all((k in b and b[k]==v) for k,v in a.iteritems()) | [
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220,683 | istresearch/scrapy-cluster | utils/scutils/log_factory.py | LogObject._check_log_level | def _check_log_level(self, level):
'''
Ensures a valid log level
@param level: the asked for level
'''
if level not in list(self.level_dict.keys()):
self.log_level = 'DEBUG'
self.logger.warn("Unknown log level '{lev}', defaulting to DEBUG"
... | python | def _check_log_level(self, level):
'''
Ensures a valid log level
@param level: the asked for level
'''
if level not in list(self.level_dict.keys()):
self.log_level = 'DEBUG'
self.logger.warn("Unknown log level '{lev}', defaulting to DEBUG"
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220,684 | istresearch/scrapy-cluster | utils/scutils/log_factory.py | LogObject._get_formatter | def _get_formatter(self, json):
'''
Return the proper log formatter
@param json: Boolean value
'''
if json:
return jsonlogger.JsonFormatter()
else:
return logging.Formatter(self.format_string) | python | def _get_formatter(self, json):
'''
Return the proper log formatter
@param json: Boolean value
'''
if json:
return jsonlogger.JsonFormatter()
else:
return logging.Formatter(self.format_string) | [
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220,685 | istresearch/scrapy-cluster | utils/scutils/log_factory.py | LogObject.debug | def debug(self, message, extra={}):
'''
Writes an error message to the log
@param message: The message to write
@param extra: The extras object to pass in
'''
if self.level_dict['DEBUG'] >= self.level_dict[self.log_level]:
extras = self.add_extras(extra, "DEB... | python | def debug(self, message, extra={}):
'''
Writes an error message to the log
@param message: The message to write
@param extra: The extras object to pass in
'''
if self.level_dict['DEBUG'] >= self.level_dict[self.log_level]:
extras = self.add_extras(extra, "DEB... | [
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220,686 | istresearch/scrapy-cluster | utils/scutils/log_factory.py | LogObject._write_message | def _write_message(self, message, extra):
'''
Writes the log output
@param message: The message to write
@param extra: The potential object to write
'''
if not self.json:
self._write_standard(message, extra)
else:
self._write_json(message, ... | python | def _write_message(self, message, extra):
'''
Writes the log output
@param message: The message to write
@param extra: The potential object to write
'''
if not self.json:
self._write_standard(message, extra)
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220,687 | istresearch/scrapy-cluster | utils/scutils/log_factory.py | LogObject._write_standard | def _write_standard(self, message, extra):
'''
Writes a standard log statement
@param message: The message to write
@param extra: The object to pull defaults from
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del extra['timestamp']
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Writes a standard log statement
@param message: The message to write
@param extra: The object to pull defaults from
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level = extra['level']
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220,688 | istresearch/scrapy-cluster | utils/scutils/log_factory.py | LogObject._write_json | def _write_json(self, message, extra):
'''
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@param message: The message to write
@param extra: The object to write
'''
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'''
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@param message: The message to write
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220,689 | istresearch/scrapy-cluster | utils/scutils/log_factory.py | LogObject.add_extras | def add_extras(self, dict, level):
'''
Adds the log level to the dict object
'''
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my_copy['level'] = level
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my_copy['timestamp'] = self._get_time()
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'''
Adds the log level to the dict object
'''
my_copy = copy.deepcopy(dict)
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my_copy['level'] = level
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220,690 | istresearch/scrapy-cluster | crawler/crawling/log_retry_middleware.py | LogRetryMiddleware._increment_504_stat | def _increment_504_stat(self, request):
'''
Increments the 504 stat counters
@param request: The scrapy request in the spider
'''
for key in self.stats_dict:
if key == 'lifetime':
unique = request.url + str(time.time())
self.stats_dict... | python | def _increment_504_stat(self, request):
'''
Increments the 504 stat counters
@param request: The scrapy request in the spider
'''
for key in self.stats_dict:
if key == 'lifetime':
unique = request.url + str(time.time())
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220,691 | istresearch/scrapy-cluster | utils/scutils/redis_throttled_queue.py | RedisThrottledQueue.clear | def clear(self):
'''
Clears all data associated with the throttled queue
'''
self.redis_conn.delete(self.window_key)
self.redis_conn.delete(self.moderate_key)
self.queue.clear() | python | def clear(self):
'''
Clears all data associated with the throttled queue
'''
self.redis_conn.delete(self.window_key)
self.redis_conn.delete(self.moderate_key)
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220,692 | istresearch/scrapy-cluster | utils/scutils/redis_throttled_queue.py | RedisThrottledQueue.pop | def pop(self, *args):
'''
Non-blocking from throttled queue standpoint, tries to return a
queue pop request, only will return a request if
the given time window has not been exceeded
@return: The item if the throttle limit has not been hit,
otherwise None
'''
... | python | def pop(self, *args):
'''
Non-blocking from throttled queue standpoint, tries to return a
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the given time window has not been exceeded
@return: The item if the throttle limit has not been hit,
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220,693 | istresearch/scrapy-cluster | utils/scutils/redis_throttled_queue.py | RedisThrottledQueue.allowed | def allowed(self):
'''
Check to see if the pop request is allowed
@return: True means the maximum was not been reached for the current
time window, thus allowing what ever operation follows
'''
# Expire old keys (hits)
expires = time.time() - self.window
... | python | def allowed(self):
'''
Check to see if the pop request is allowed
@return: True means the maximum was not been reached for the current
time window, thus allowing what ever operation follows
'''
# Expire old keys (hits)
expires = time.time() - self.window
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220,694 | istresearch/scrapy-cluster | utils/scutils/redis_throttled_queue.py | RedisThrottledQueue.check_elastic | def check_elastic(self):
'''
Checks if we need to break moderation in order to maintain our desired
throttle limit
@return: True if we need to break moderation
'''
if self.elastic and self.elastic_kick_in == self.limit:
value = self.redis_conn.zcard(self.wind... | python | def check_elastic(self):
'''
Checks if we need to break moderation in order to maintain our desired
throttle limit
@return: True if we need to break moderation
'''
if self.elastic and self.elastic_kick_in == self.limit:
value = self.redis_conn.zcard(self.wind... | [
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220,695 | istresearch/scrapy-cluster | utils/scutils/redis_throttled_queue.py | RedisThrottledQueue.is_moderated | def is_moderated(self, curr_time, pipe):
'''
Tests to see if the moderation limit is not exceeded
@return: True if the moderation limit is exceeded
'''
# get key, otherwise default the moderate key expired and
# we dont care
value = pipe.get(self.moderate_key)
... | python | def is_moderated(self, curr_time, pipe):
'''
Tests to see if the moderation limit is not exceeded
@return: True if the moderation limit is exceeded
'''
# get key, otherwise default the moderate key expired and
# we dont care
value = pipe.get(self.moderate_key)
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@return: True if the moderation limit is exceeded | [
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220,696 | istresearch/scrapy-cluster | redis-monitor/plugins/info_monitor.py | InfoMonitor._get_bin | def _get_bin(self, key):
'''
Returns a binned dictionary based on redis zscore
@return: The sorted dict
'''
# keys based on score
sortedDict = {}
# this doesnt return them in order, need to bin first
for item in self.redis_conn.zscan_iter(key):
... | python | def _get_bin(self, key):
'''
Returns a binned dictionary based on redis zscore
@return: The sorted dict
'''
# keys based on score
sortedDict = {}
# this doesnt return them in order, need to bin first
for item in self.redis_conn.zscan_iter(key):
... | [
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220,697 | istresearch/scrapy-cluster | redis-monitor/plugins/info_monitor.py | InfoMonitor._build_appid_info | def _build_appid_info(self, master, dict):
'''
Builds the appid info object
@param master: the master dict
@param dict: the dict object received
@return: the appid info object
'''
master['total_crawlids'] = 0
master['total_pending'] = 0
master['to... | python | def _build_appid_info(self, master, dict):
'''
Builds the appid info object
@param master: the master dict
@param dict: the dict object received
@return: the appid info object
'''
master['total_crawlids'] = 0
master['total_pending'] = 0
master['to... | [
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220,698 | istresearch/scrapy-cluster | redis-monitor/plugins/info_monitor.py | InfoMonitor._build_crawlid_info | def _build_crawlid_info(self, master, dict):
'''
Builds the crawlid info object
@param master: the master dict
@param dict: the dict object received
@return: the crawlid info object
'''
master['total_pending'] = 0
master['total_domains'] = 0
maste... | python | def _build_crawlid_info(self, master, dict):
'''
Builds the crawlid info object
@param master: the master dict
@param dict: the dict object received
@return: the crawlid info object
'''
master['total_pending'] = 0
master['total_domains'] = 0
maste... | [
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220,699 | istresearch/scrapy-cluster | redis-monitor/plugins/stop_monitor.py | StopMonitor._purge_crawl | def _purge_crawl(self, spiderid, appid, crawlid):
'''
Wrapper for purging the crawlid from the queues
@param spiderid: the spider id
@param appid: the app id
@param crawlid: the crawl id
@return: The number of requests purged
'''
# purge three times to tr... | python | def _purge_crawl(self, spiderid, appid, crawlid):
'''
Wrapper for purging the crawlid from the queues
@param spiderid: the spider id
@param appid: the app id
@param crawlid: the crawl id
@return: The number of requests purged
'''
# purge three times to tr... | [
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@return: The number of requests purged | [
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