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#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
import sys
try:
set = set
except NameError:
from sets import Set as set
try:
from socket import SHUT_RDWR
except ImportError:
SHUT_RDWR = 2
try:
from traceback import format_exc
except ImportError:
import traceback
def format_exc():
return "".join(traceback.format_exception(*sys.exc_info()))
if tuple(sys.version_info[0:2]) < (2, 4):
from select import select as old_select
def select(rlist, wlist, xlist, timeout=None):
return old_select(list(rlist), list(wlist), list(xlist), timeout)
else:
from select import select
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