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annotate doc/setup.txt @ 79:7cf16a49e8b2
Updated frontend screens for added sorting features.
author | cmlenz |
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date | Fri, 08 Jun 2007 23:27:35 +0000 |
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4 | 1 .. -*- mode: rst; encoding: utf-8 -*- |
2 | |
3 ================================ | |
4 Distutils/Setuptools Integration | |
5 ================================ | |
6 | |
7 Babel provides commands for integration into ``setup.py`` scripts, based on | |
8 either the ``distutils`` package that is part of the Python standard library, | |
9 or the third-party ``setuptools`` package. | |
10 | |
11 These commands are available by default when Babel has been properly installed, | |
12 and ``setup.py`` is using ``setuptools``. For projects that use plain old | |
42 | 13 ``distutils``, the commands need to be registered explicitly, for example: |
14 | |
15 .. code-block:: python | |
4 | 16 |
17 from distutils.core import setup | |
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18 from babel.messages import frontend as babel |
4 | 19 |
20 setup( | |
21 ... | |
22 cmd_class = {'extract_messages': babel.extract_messages} | |
23 ) | |
24 | |
25 | |
26 .. contents:: Contents | |
27 :depth: 2 | |
28 .. sectnum:: | |
29 | |
30 | |
31 extract_messages | |
32 ================ | |
33 | |
34 The ``extract_messages`` command is comparabe to the GNU ``xgettext`` program: | |
35 it can extract localizable messages from a variety of difference source files, | |
36 and generate a PO (portable object) template file from the collected messages. | |
37 | |
38 If the command has been correctly installed or registered, another project's | |
39 ``setup.py`` script should allow you to use the command:: | |
40 | |
41 $ ./setup.py extract_messages --help | |
42 Global options: | |
43 --verbose (-v) run verbosely (default) | |
44 --quiet (-q) run quietly (turns verbosity off) | |
45 --dry-run (-n) don't actually do anything | |
46 --help (-h) show detailed help message | |
79 | 47 |
4 | 48 Options for 'extract_messages' command: |
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49 --charset charset to use in the output file |
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50 --keywords (-k) space-separated list of keywords to look for in |
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51 addition to the defaults |
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52 --no-default-keywords do not include the default keywords |
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53 --mapping-file (-F) path to the mapping configuration file |
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54 --no-location do not include location comments with filename and |
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55 line number |
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56 --omit-header do not include msgid "" entry in header |
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57 --output-file (-o) name of the output file |
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58 --width (-w) set output line width (default 76) |
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59 --no-wrap do not break long message lines, longer than the |
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60 output line width, into several lines |
79 | 61 --sort-output generate sorted output (default False) |
62 --sort-by-file sort output by file location (default False) | |
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63 --input-dirs directories that should be scanned for messages |
79 | 64 |
65 usage: setup.py [global_opts] cmd1 [cmd1_opts] [cmd2 [cmd2_opts] ...] | |
66 or: setup.py --help [cmd1 cmd2 ...] | |
67 or: setup.py --help-commands | |
68 or: setup.py cmd --help | |
4 | 69 |
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70 Running the command will produce a PO template file:: |
4 | 71 |
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72 $ ./setup.py extract_messages --output-file foobar/locale/messages.pot |
4 | 73 running extract_messages |
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74 extracting messages from foobar/__init__.py |
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75 extracting messages from foobar/core.py |
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76 ... |
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77 writing PO template file to foobar/locale/messages.pot |
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78 |
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79 |
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80 Method Mapping |
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81 -------------- |
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82 |
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83 The mapping of file patterns to extraction methods (and options) can be |
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84 specified using a configuration file that is pointed to using the |
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85 ``--mapping-file`` option shown above. Alternatively, you can configure the |
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86 mapping directly in ``setup.py`` using a keyword argument to the ``setup()`` |
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87 function: |
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88 |
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89 .. code-block:: python |
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90 |
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91 setup(... |
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92 |
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93 message_extractors = { |
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94 'foobar': [ |
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95 ('**.py', ('python', None), |
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96 ('**/templates/**.html', ('genshi', None), |
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97 ('**/templates/**.txt', ('genshi', { |
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98 'template_class': 'genshi.template.text.TextTemplate' |
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99 }) |
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100 ], |
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101 }, |
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102 |
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103 ... |
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104 ) |
4 | 105 |
106 | |
107 Options | |
108 ------- | |
109 | |
110 As shown in the ``--help`` output above, the ``extract_messages`` command | |
111 accepts the following options: | |
112 | |
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113 +-----------------------------+----------------------------------------------+ |
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114 | Option | Description | |
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115 +=============================+==============================================+ |
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116 | ``--charset`` | charset to use in the output file | |
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117 +-----------------------------+----------------------------------------------+ |
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118 | ``--keywords`` (``-k``) | space-separated list of keywords to look for | |
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119 | | in addition to the defaults | |
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120 +-----------------------------+----------------------------------------------+ |
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121 | ``--no-default-keywords`` | do not include the default keywords | |
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122 +-----------------------------+----------------------------------------------+ |
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123 | ``--mapping-file`` (``-F``) | path to the mapping configuration file | |
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124 +-----------------------------+----------------------------------------------+ |
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125 | ``--no-location`` | do not include location comments with | |
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126 | | filename and line number | |
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127 +-----------------------------+----------------------------------------------+ |
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128 | ``--omit-header`` | do not include msgid "" entry in header | |
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129 +-----------------------------+----------------------------------------------+ |
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130 | ``--output-file`` (``-o``) | name of the output file | |
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131 +-----------------------------+----------------------------------------------+ |
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132 | ``--width`` (``-w``) | set output line width (default 76) | |
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133 +-----------------------------+----------------------------------------------+ |
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134 | ``--no-wrap`` | do not break long message lines, longer than | |
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135 | | the output line width, into several lines | |
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136 +-----------------------------+----------------------------------------------+ |
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137 | ``--input-dirs`` | directories that should be scanned for | |
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138 | | messages | |
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139 +-----------------------------+----------------------------------------------+ |