diff options
Diffstat (limited to 'Tools/i18n')
| -rwxr-xr-x | Tools/i18n/pygettext.py | 164 |
1 files changed, 100 insertions, 64 deletions
diff --git a/Tools/i18n/pygettext.py b/Tools/i18n/pygettext.py index c39ce6e..422d773 100755 --- a/Tools/i18n/pygettext.py +++ b/Tools/i18n/pygettext.py @@ -4,7 +4,15 @@ # minimally patched to make it even more xgettext compatible # by Peter Funk <pf@artcom-gmbh.de> -"""pygettext -- Python equivalent of xgettext(1) +# for selftesting +try: + import fintl + _ = fintl.gettext +except ImportError: + def _(s): return s + + +__doc__ = _("""pygettext -- Python equivalent of xgettext(1) Many systems (Solaris, Linux, Gnu) provide extensive tools that ease the internationalization of C programs. Most of these tools are independent of @@ -39,9 +47,11 @@ below for how to augment this. NOTE: pygettext attempts to be option and feature compatible with GNU xgettext where ever possible. However some options are still missing or are not fully -implemented. +implemented. Also, xgettext's use of command line switches with option +arguments is broken, and in these cases, pygettext just defines additional +switches. -Usage: pygettext [options] filename ... +Usage: pygettext [options] inputfile ... Options: @@ -61,33 +71,42 @@ Options: --help print this help message and exit - -k [word] - --keyword[=word] - Additional keywords to look for. Without `word' means not to use the - default keywords. The default keywords, which are always looked for - if not explicitly disabled: _ + -k word + --keyword=word + Keywords to look for in addition to the default set, which are: + %(DEFAULTKEYWORDS)s + + You can have multiple -k flags on the command line. - The default keyword list is different than GNU xgettext. You can have - multiple -k flags on the command line. + -K + --no-default-keywords + Disable the default set of keywords (see above). Any keywords + explicitly added with the -k/--keyword option are still recognized. --no-location - Do not write filename/lineno location comments + Do not write filename/lineno location comments. - -n [style] - --add-location[=style] + -n + --add-location Write filename/lineno location comments indicating where each extracted string is found in the source. These lines appear before - each msgid. Two styles are supported: + each msgid. The style of comments is controlled by the -S/--style + option. This is the default. + + -S stylename + --style stylename + Specify which style to use for location comments. Two styles are + supported: Solaris # File: filename, line: line-number - Gnu #: filename:line + GNU #: filename:line - If style is omitted, Gnu is used. The style name is case - insensitive. By default, locations are included. + The style name is case insensitive. GNU style is the default. -o filename --output=filename - Rename the default output file from messages.pot to filename. + Rename the default output file from messages.pot to filename. If + filename is `-' then the output is sent to standard out. -p dir --output-dir=dir @@ -111,27 +130,25 @@ Options: extracted from the input files. Each string to be excluded must appear on a line by itself in the file. -""" +If `inputfile' is -, standard input is read. + +""") import os import sys -import string import time import getopt import tokenize -__version__ = '1.0' +__version__ = '1.1' +default_keywords = ['_'] +DEFAULTKEYWORDS = ', '.join(default_keywords) - -# for selftesting -try: - import fintl - _ = fintl.gettext -except ImportError: - def _(s): return s +EMPTYSTRING = '' + # The normal pot-file header. msgmerge and EMACS' po-mode work better if # it's there. pot_header = _('''\ @@ -189,7 +206,7 @@ def escape(s): s = list(s) for i in range(len(s)): s[i] = escapes[ord(s[i])] - return string.join(s, '') + return EMPTYSTRING.join(s) def safe_eval(s): @@ -200,7 +217,7 @@ def safe_eval(s): def normalize(s): # This converts the various Python string types into a format that is # appropriate for .po files, namely much closer to C style. - lines = string.split(s, '\n') + lines = s.split('\n') if len(lines) == 1: s = '"' + escape(s) + '"' else: @@ -209,7 +226,8 @@ def normalize(s): lines[-1] = lines[-1] + '\n' for i in range(len(lines)): lines[i] = escape(lines[i]) - s = '""\n"' + string.join(lines, '\\n"\n"') + '"' + lineterm = '\\n"\n"' + s = '""\n"' + lineterm.join(lines) + '"' return s @@ -245,7 +263,7 @@ class TokenEater: # of messages seen. Reset state for the next batch. If there # were no strings inside _(), then just ignore this entry. if self.__data: - msg = string.join(self.__data, '') + msg = EMPTYSTRING.join(self.__data) if not msg in self.__options.toexclude: entry = (self.__curfile, self.__lineno) linenos = self.__messages.get(msg) @@ -271,12 +289,14 @@ class TokenEater: # as that generated by xgettext... print pot_header % {'time': timestamp, 'version': __version__} for k, v in self.__messages.items(): + if not options.writelocations: + pass # location comments are different b/w Solaris and GNU: - if options.location == options.SOLARIS: + elif options.locationstyle == options.SOLARIS: for filename, lineno in v: d = {'filename': filename, 'lineno': lineno} print _('# File: %(filename)s, line: %(lineno)d') % d - elif options.location == options.GNU: + elif options.locationstyle == options.GNU: # fit as many locations on one line, as long as the # resulting line length doesn't exceeds 'options.width' locline = '#:' @@ -298,14 +318,15 @@ class TokenEater: def main(): - default_keywords = ['_'] + global default_keywords try: opts, args = getopt.getopt( sys.argv[1:], - 'ad:Ehk:n:o:p:Vvw:x:', - ['extract-all', 'default-domain', 'escape', 'help', 'keyword', + 'ad:Ehk:Kno:p:S:Vvw:x:', + ['extract-all', 'default-domain', 'escape', 'help', + 'keyword=', 'no-default-keywords', 'add-location', 'no-location', 'output=', 'output-dir=', - 'verbose', 'version', 'width=', 'exclude-file=', + 'style=', 'verbose', 'version', 'width=', 'exclude-file=', ]) except getopt.error, msg: usage(1, msg) @@ -321,7 +342,8 @@ def main(): keywords = [] outpath = '' outfile = 'messages.pot' - location = GNU + writelocations = 1 + locationstyle = GNU verbose = 0 width = 78 excludefilename = '' @@ -342,19 +364,17 @@ def main(): elif opt in ('-E', '--escape'): options.escape = 1 elif opt in ('-k', '--keyword'): - if arg is None: - default_keywords = [] options.keywords.append(arg) + elif opt in ('-K', '--no-default-keywords'): + default_keywords = [] elif opt in ('-n', '--add-location'): - if arg is None: - arg = 'gnu' - try: - options.location = locations[string.lower(arg)] - except KeyError: - d = {'arg':arg} - usage(1, _('Invalid value for --add-location: %(arg)s') % d) + options.writelocations = 1 elif opt in ('--no-location',): - options.location = 0 + options.writelocations = 0 + elif opt in ('-S', '--style'): + options.locationstyle = locations.get(arg.lower()) + if options.locationstyle is None: + usage(1, _('Invalid value for --style: %s') % arg) elif opt in ('-o', '--output'): options.outfile = arg elif opt in ('-p', '--output-dir'): @@ -368,9 +388,7 @@ def main(): try: options.width = int(arg) except ValueError: - d = {'arg':arg} - usage(1, _('Invalid value for --width: %(arg)s, must be int') - % d) + usage(1, _('--width argument must be an integer: %s') % arg) elif opt in ('-x', '--exclude-file'): options.excludefilename = arg @@ -396,19 +414,37 @@ def main(): # slurp through all the files eater = TokenEater(options) for filename in args: - if options.verbose: - print _('Working on %(filename)s') % {'filename':filename} - fp = open(filename) - eater.set_filename(filename) - tokenize.tokenize(fp.readline, eater) - fp.close() - - if options.outpath: - options.outfile = os.path.join(options.outpath, options.outfile) - fp = open(options.outfile, 'w') - eater.write(fp) - fp.close() + if filename == '-': + if options.verbose: + print _('Reading standard input') + fp = sys.stdin + closep = 0 + else: + if options.verbose: + print _('Working on %s') % filename + fp = open(filename) + closep = 1 + try: + eater.set_filename(filename) + tokenize.tokenize(fp.readline, eater) + finally: + if closep: + fp.close() + # write the output + if options.outfile == '-': + fp = sys.stdout + closep = 0 + else: + if options.outpath: + options.outfile = os.path.join(options.outpath, options.outfile) + fp = open(options.outfile, 'w') + closep = 1 + try: + eater.write(fp) + finally: + if closep: + fp.close() if __name__ == '__main__': |