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from __future__ import absolute_import
import errno
from functools import wraps
import os
import signal
DP_MGR_STAT_OK = 'OK'
DP_MGR_STAT_WARNING = 'WARNING'
DP_MGR_STAT_FAILED = 'FAILED'
DP_MGR_STAT_DISABLED = 'DISABLED'
DP_MGR_STAT_ENABLED = 'ENABLED'
class DummyResonse:
def __init__(self):
self.resp_json = dict()
self.content = 'DummyResponse'
self.status_code = 404
def json(self):
return self.resp_json
def __str__(self):
return '{}'.format({'resp': self.resp_json, 'content': self.content, 'status_code': self.status_code})
class TimeoutError(Exception):
pass
def timeout(seconds=10, error_message=os.strerror(errno.ETIME)):
def decorator(func):
def _handle_timeout(signum, frame):
raise TimeoutError(error_message)
def wrapper(*args, **kwargs):
if hasattr(args[0], '_timeout') is not None:
seconds = args[0]._timeout
signal.signal(signal.SIGALRM, _handle_timeout)
signal.alarm(seconds)
try:
result = func(*args, **kwargs)
finally:
signal.alarm(0)
return result
return wraps(func)(wrapper)
return decorator
def get_human_readable(size, precision=2):
suffixes = ['B', 'KB', 'MB', 'GB', 'TB']
suffix_index = 0
while size > 1000 and suffix_index < 4:
# increment the index of the suffix
suffix_index += 1
# apply the division
size = size/1000.0
return '%.*d %s' % (precision, size, suffixes[suffix_index])
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