diff options
Diffstat (limited to 'Lib/idlelib/iomenu.py')
| -rw-r--r-- | Lib/idlelib/iomenu.py | 86 |
1 files changed, 46 insertions, 40 deletions
diff --git a/Lib/idlelib/iomenu.py b/Lib/idlelib/iomenu.py index f6a7f1489f..18c68bd35e 100644 --- a/Lib/idlelib/iomenu.py +++ b/Lib/idlelib/iomenu.py @@ -10,57 +10,60 @@ import tkinter.filedialog as tkFileDialog import tkinter.messagebox as tkMessageBox from tkinter.simpledialog import askstring +import idlelib from idlelib.config import idleConf - -# Try setting the locale, so that we can find out -# what encoding to use -try: - import locale - locale.setlocale(locale.LC_CTYPE, "") -except (ImportError, locale.Error): - pass - -# Encoding for file names -filesystemencoding = sys.getfilesystemencoding() ### currently unused - -locale_encoding = 'ascii' -if sys.platform == 'win32': - # On Windows, we could use "mbcs". However, to give the user - # a portable encoding name, we need to find the code page - try: - locale_encoding = locale.getdefaultlocale()[1] - codecs.lookup(locale_encoding) - except LookupError: - pass +if idlelib.testing: # Set True by test.test_idle to avoid setlocale. + encoding = 'utf-8' else: + # Try setting the locale, so that we can find out + # what encoding to use try: - # Different things can fail here: the locale module may not be - # loaded, it may not offer nl_langinfo, or CODESET, or the - # resulting codeset may be unknown to Python. We ignore all - # these problems, falling back to ASCII - locale_encoding = locale.nl_langinfo(locale.CODESET) - if locale_encoding is None or locale_encoding is '': - # situation occurs on Mac OS X - locale_encoding = 'ascii' - codecs.lookup(locale_encoding) - except (NameError, AttributeError, LookupError): - # Try getdefaultlocale: it parses environment variables, - # which may give a clue. Unfortunately, getdefaultlocale has - # bugs that can cause ValueError. + import locale + locale.setlocale(locale.LC_CTYPE, "") + except (ImportError, locale.Error): + pass + + locale_decode = 'ascii' + if sys.platform == 'win32': + # On Windows, we could use "mbcs". However, to give the user + # a portable encoding name, we need to find the code page try: locale_encoding = locale.getdefaultlocale()[1] + codecs.lookup(locale_encoding) + except LookupError: + pass + else: + try: + # Different things can fail here: the locale module may not be + # loaded, it may not offer nl_langinfo, or CODESET, or the + # resulting codeset may be unknown to Python. We ignore all + # these problems, falling back to ASCII + locale_encoding = locale.nl_langinfo(locale.CODESET) if locale_encoding is None or locale_encoding is '': # situation occurs on Mac OS X locale_encoding = 'ascii' codecs.lookup(locale_encoding) - except (ValueError, LookupError): - pass + except (NameError, AttributeError, LookupError): + # Try getdefaultlocale: it parses environment variables, + # which may give a clue. Unfortunately, getdefaultlocale has + # bugs that can cause ValueError. + try: + locale_encoding = locale.getdefaultlocale()[1] + if locale_encoding is None or locale_encoding is '': + # situation occurs on Mac OS X + locale_encoding = 'ascii' + codecs.lookup(locale_encoding) + except (ValueError, LookupError): + pass -locale_encoding = locale_encoding.lower() + locale_encoding = locale_encoding.lower() -encoding = locale_encoding ### KBK 07Sep07 This is used all over IDLE, check! - ### 'encoding' is used below in encode(), check! + encoding = locale_encoding + # Encoding is used in multiple files; locale_encoding nowhere. + # The only use of 'encoding' below is in _decode as initial value + # of deprecated block asking user for encoding. + # Perhaps use elsewhere should be reviewed. coding_re = re.compile(r'^[ \t\f]*#.*?coding[:=][ \t]*([-\w.]+)', re.ASCII) blank_re = re.compile(r'^[ \t\f]*(?:[#\r\n]|$)', re.ASCII) @@ -304,7 +307,7 @@ class IOBinding: "The file's encoding is invalid for Python 3.x.\n" "IDLE will convert it to UTF-8.\n" "What is the current encoding of the file?", - initialvalue = locale_encoding, + initialvalue = encoding, parent = self.editwin.text) if enc: @@ -564,5 +567,8 @@ def _io_binding(parent): # htest # IOBinding(editwin) if __name__ == "__main__": + import unittest + unittest.main('idlelib.idle_test.test_iomenu', verbosity=2, exit=False) + from idlelib.idle_test.htest import run run(_io_binding) |