CasperSecurity
"""Exception classes used by Pexpect"""
import traceback
import sys
class ExceptionPexpect(Exception):
'''Base class for all exceptions raised by this module.
'''
def __init__(self, value):
super(ExceptionPexpect, self).__init__(value)
self.value = value
def __str__(self):
return str(self.value)
def get_trace(self):
'''This returns an abbreviated stack trace with lines that only concern
the caller. In other words, the stack trace inside the Pexpect module
is not included. '''
tblist = traceback.extract_tb(sys.exc_info()[2])
tblist = [item for item in tblist if ('pexpect/__init__' not in item[0])
and ('pexpect/expect' not in item[0])]
tblist = traceback.format_list(tblist)
return ''.join(tblist)
class EOF(ExceptionPexpect):
'''Raised when EOF is read from a child.
This usually means the child has exited.'''
class TIMEOUT(ExceptionPexpect):
'''Raised when a read time exceeds the timeout. '''