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py3: Fix failure in Unhandled exception handler

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Kovid Goyal 2019-04-17 19:38:55 +05:30
parent 116ef1cc4d
commit 23f22906b3
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GPG Key ID: 06BC317B515ACE7C
2 changed files with 8 additions and 6 deletions
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4
src/calibre/gui2/main_window.py
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@ -6,13 +6,13 @@ __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
import sys, gc, weakref
from io import BytesIO
from PyQt5.Qt import (QMainWindow, QTimer, QAction, QMenu, QMenuBar, QIcon,
QObject)
from calibre.utils.config import OptionParser
from calibre.gui2 import error_dialog
from calibre import prints, force_unicode, as_unicode
from polyglot.io import PolyglotBytesIO
def option_parser(usage='''\
@ -135,7 +135,7 @@ class MainWindow(QMainWindow):
return
import traceback
try:
sio = BytesIO()
sio = PolyglotBytesIO(errors='replace')
try:
from calibre.debug import print_basic_debug_info
print_basic_debug_info(out=sio)

10
src/polyglot/io.py
View File

@ -9,27 +9,29 @@ from io import StringIO, BytesIO
class PolyglotStringIO(StringIO):
def __init__(self, initial_data=None, encoding='utf-8'):
def __init__(self, initial_data=None, encoding='utf-8', errors='strict'):
StringIO.__init__(self)
self._encoding_for_bytes = encoding
self._errors = errors
if initial_data is not None:
self.write(initial_data)
def write(self, x):
if isinstance(x, bytes):
x = x.decode(self._encoding_for_bytes)
x = x.decode(self._encoding_for_bytes, errors=self._errors)
StringIO.write(self, x)
class PolyglotBytesIO(BytesIO):
def __init__(self, initial_data=None, encoding='utf-8'):
def __init__(self, initial_data=None, encoding='utf-8', errors='strict'):
BytesIO.__init__(self)
self._encoding_for_bytes = encoding
self._errors = errors
if initial_data is not None:
self.write(initial_data)
def write(self, x):
if not isinstance(x, bytes):
x = x.encode(self._encoding_for_bytes)
x = x.encode(self._encoding_for_bytes, errors=self._errors)
BytesIO.write(self, x)