/usr/lib/python2.7/dist-packages/pyasn1/debug.py is in python-pyasn1 0.1.9-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import logging
from pyasn1.compat.octets import octs2ints
from pyasn1 import error
from pyasn1 import __version__
flagNone = 0x0000
flagEncoder = 0x0001
flagDecoder = 0x0002
flagAll = 0xffff
flagMap = {
'encoder': flagEncoder,
'decoder': flagDecoder,
'all': flagAll
}
class Printer:
def __init__(self, logger=None, handler=None, formatter=None):
if logger is None:
logger = logging.getLogger('pyasn1')
logger.setLevel(logging.DEBUG)
if handler is None:
handler = logging.StreamHandler()
if formatter is None:
formatter = logging.Formatter('%(asctime)s %(name)s: %(message)s')
handler.setFormatter(formatter)
handler.setLevel(logging.DEBUG)
logger.addHandler(handler)
self.__logger = logger
def __call__(self, msg): self.__logger.debug(msg)
def __str__(self): return '<python built-in logging>'
if hasattr(logging, 'NullHandler'):
NullHandler = logging.NullHandler
else:
# Python 2.6 and older
class NullHandler(logging.Handler):
def emit(self, record):
pass
class Debug:
defaultPrinter = None
def __init__(self, *flags, **options):
self._flags = flagNone
if options.get('printer') is not None:
self._printer = options.get('printer')
elif self.defaultPrinter is not None:
self._printer = self.defaultPrinter
if 'loggerName' in options:
# route our logs to parent logger
self._printer = Printer(
logger=logging.getLogger(options['loggerName']),
handler=NullHandler()
)
else:
self._printer = Printer()
self('running pyasn1 version %s' % __version__)
for f in flags:
inverse = f and f[0] in ('!', '~')
if inverse:
f = f[1:]
try:
if inverse:
self._flags &= ~flagMap[f]
else:
self._flags |= flagMap[f]
except KeyError:
raise error.PyAsn1Error('bad debug flag %s' % f)
self('debug category \'%s\' %s' % (f, inverse and 'disabled' or 'enabled'))
def __str__(self):
return 'logger %s, flags %x' % (self._printer, self._flags)
def __call__(self, msg):
self._printer(msg)
def __and__(self, flag):
return self._flags & flag
def __rand__(self, flag):
return flag & self._flags
logger = 0
def setLogger(l):
global logger
logger = l
def hexdump(octets):
return ' '.join(
[ '%s%.2X' % (n%16 == 0 and ('\n%.5d: ' % n) or '', x)
for n,x in zip(range(len(octets)), octs2ints(octets)) ]
)
class Scope:
def __init__(self):
self._list = []
def __str__(self): return '.'.join(self._list)
def push(self, token):
self._list.append(token)
def pop(self):
return self._list.pop()
scope = Scope()
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