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SickRage/lib/hachoir_core/error.py

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"""
Functions to display an error (error, warning or information) message.
"""
from lib.hachoir_core.log import log
from lib.hachoir_core.tools import makePrintable
import sys, traceback
def getBacktrace(empty="Empty backtrace."):
"""
Try to get backtrace as string.
Returns "Error while trying to get backtrace" on failure.
"""
try:
info = sys.exc_info()
trace = traceback.format_exception(*info)
sys.exc_clear()
if trace[0] != "None\n":
return "".join(trace)
except:
# No i18n here (imagine if i18n function calls error...)
return "Error while trying to get backtrace"
return empty
class HachoirError(Exception):
"""
Parent of all errors in Hachoir library
"""
def __init__(self, message):
message_bytes = makePrintable(message, "ASCII")
Exception.__init__(self, message_bytes)
self.text = message
def __unicode__(self):
return self.text
# Error classes which may be raised by Hachoir core
# FIXME: Add EnvironmentError (IOError or OSError) and AssertionError?
# FIXME: Remove ArithmeticError and RuntimeError?
HACHOIR_ERRORS = (HachoirError, LookupError, NameError, AttributeError,
TypeError, ValueError, ArithmeticError, RuntimeError)
info = log.info
warning = log.warning
error = log.error