本文整理汇总了Python中londiste.handler.BaseHandler类的典型用法代码示例。如果您正苦于以下问题：Python BaseHandler类的具体用法？Python BaseHandler怎么用？Python BaseHandler使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了BaseHandler类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: add
def add(self, trigger_arg_list):
"""Let trigger put hash into extra3"""
arg = "ev_extra3='hash='||hashtext(%s)" % skytools.quote_ident(self.key)
trigger_arg_list.append(arg)
BaseHandler.add(self, trigger_arg_list)示例2: reset
def reset(self):
"""Forget config info."""
if Bublin.bubbles_max_slot:
Bublin.bubbles_max_slot = None
if Bublin.bubbles_local_slots:
Bublin.bubbles_local_slots = None
BaseHandler.reset(self)示例3: __init__
def __init__(self, table_name, args, log):
"""Init per-batch table data cache."""
BaseHandler.__init__(self, table_name, args, log)
try:
self.dst_queue_name = args['queue']
except KeyError:
raise Exception('specify queue with handler-arg')
self.rows = []示例4: process_event
def process_event(self, ev, sql_queue_func, arg):
"""Filter event by hash in extra3, apply only local slots."""
if ev.extra3:
meta = skytools.db_urldecode(ev.extra3)
slot = int(meta['hash']) & self.bubbles_max_slot
if slot not in self.bubbles_local_slots:
return
BaseHandler.process_event(self, ev, sql_queue_func, arg)示例5: prepare_copy
def prepare_copy(self, expr_list, dst_curs):
"""Copy only slots needed locally."""
self.load_bubbles(dst_curs)
slist = self.bubbles_local_slots.keys()
fn = 'hashtext(%s)' % skytools.quote_ident(self.key)
w = "(((%s) & %d) in (%s))" % (fn, self.bubbles_max_slot, slist)
expr_list.append(w)
BaseHandler.prepare_copy(self, expr_list, dst_curs)示例6: __init__
def __init__(self, table_name, args, log):
"""Init per-batch table data cache."""
BaseHandler.__init__(self, table_name, args, log)
self.pkey_list = None
self.dist_fields = None
self.col_list = None
self.pkey_ev_map = {}
self.method = int(args.get('method', DEFAULT_METHOD))
if not self.method in (0,1,2):
raise Exception('unknown method: %s' % self.method)
self.log.debug('bulk_init(%s), method=%d' % (repr(args), self.method))示例7: __init__
def __init__(self, table_name, args, log):
BaseHandler.__init__(self, table_name, args, log)
# show args
self.log.debug("dispatch.init: table_name=%r, args=%r" % \
(table_name, args))
# get table name
self.table_name = args.get('table', self.table_name)
self.quoted_name = quote_fqident(self.table_name)
self.batch_info = None
self.dst_curs = None
self.pkeys = None
# config
self.conf = self.get_config()
hdlr_cls = ROW_HANDLERS[self.conf.row_mode]
self.row_handler = hdlr_cls(self.log)示例8: __init__
def __init__(self, table_name, args, dest_table):
"""Init per-batch table data cache."""
BaseHandler.__init__(self, table_name, args, dest_table)
self.pkey_list = None
self.dist_fields = None
self.col_list = None
self.pkey_ev_map = {}
self.method = int(args.get("method", DEFAULT_METHOD))
if not self.method in (0, 1, 2):
raise Exception("unknown method: %s" % self.method)
self.log.debug("bulk_init(%r), method=%d", args, self.method)示例9: __init__
def __init__(self, table_name, args, log):
BaseHandler.__init__(self, table_name, args, log)
# show args
self.log.debug("dispatch.init: table_name=%r, args=%r" % (table_name, args))
# get table name
self.table_name = args.get("table", self.table_name)
self.quoted_name = quote_fqident(self.table_name)
self.batch_info = None
self.dst_curs = None
self.pkeys = None
# config
self.conf = self.get_config()
hdlr_cls = ROW_HANDLERS[self.conf.row_mode]
self.row_handler = hdlr_cls(self.log)
if self.conf.encoding:
self.encoding_validator = EncodingValidator(self.log, self.conf.encoding)
else:
self.encoding_validator = None示例10: real_copy
def real_copy(self, tablename, src_curs, dst_curs, column_list, cond_list):
"""Copy only slots needed locally."""
self.load_bubbles(dst_curs)
slist = self.bubbles_local_slots.keys()
fn = 'hashtext(%s)' % skytools.quote_ident(self.key)
w = "(((%s) & %d) in (%s))" % (fn, self.bubbles_max_slot, slist)
cond_list.append(w)
return BaseHandler.real_copy(self, tablename, src_curs, dst_curs,
column_list, cond_list)示例11: __init__
def __init__(self, table_name, args, dest_table):
# compat for dest-table
dest_table = args.get('table', dest_table)
BaseHandler.__init__(self, table_name, args, dest_table)
# show args
self.log.debug("dispatch.init: table_name=%r, args=%r", table_name, args)
self.batch_info = None
self.dst_curs = None
self.pkeys = None
# config
self.conf = self.get_config()
hdlr_cls = ROW_HANDLERS[self.conf.row_mode]
self.row_handler = hdlr_cls(self.log)
if self.conf.encoding:
self.encoding_validator = EncodingValidator(self.log,
self.conf.encoding)
else:
self.encoding_validator = None示例12: __init__
def __init__(self, table_name, next, args, log):
"""Init per-batch table data cache."""
BaseHandler.__init__(self, table_name, next, args, log)
self.method = DEFAULT_METHOD
self.pkey_list = None
self.dist_fields = None
self.col_list = None
self.pkey_ev_map = {}
for a in args:
k, v = a.split('=')
if k == 'method':
m = int(v)
if m not in (0,1,2):
raise Exception('unknown method: %s' % v)
self.method = int(v)
else:
raise Exception('unknown argument: %s' % a)
self.log.debug('bulk_init(%s), method=%d' % (repr(args), self.method))示例13: reset
def reset(self):
"""Called before starting to process a batch.
Should clean any pending data."""
BaseHandler.reset(self)示例14: reset
def reset(self):
self.pkey_ev_map = {}
BaseHandler.reset(self)示例15: prepare_batch
def prepare_batch(self, batch_info, dst_curs):
"""Called on first event for this table in current batch."""
if not self.bubbles_max_slot:
self.load_bubbles(dst_curs)
BaseHandler.prepare_batch(self, batch_info, dst_curs)