Mercurial > hg
annotate mercurial/i18n.py @ 20555:4add43865a9b
ancestors: remove unnecessary handling of 'left'
If one of the initial nodes also is an ancestor then that most be the only
ancestor. There is no need for additional bookkeeping.
author | Mads Kiilerich <madski@unity3d.com> |
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date | Mon, 24 Feb 2014 22:42:13 +0100 |
parents | b64538363dbe |
children | 2d47d81c79fb |
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1 # i18n.py - internationalization support for mercurial |
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2 # |
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3 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 import encoding |
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9 import gettext, sys, os |
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10 |
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11 # modelled after templater.templatepath: |
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12 if getattr(sys, 'frozen', None) is not None: |
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13 module = sys.executable |
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14 else: |
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15 module = __file__ |
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16 |
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17 base = os.path.dirname(module) |
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18 for dir in ('.', '..'): |
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19 localedir = os.path.join(base, dir, 'locale') |
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20 if os.path.isdir(localedir): |
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21 break |
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22 |
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23 t = gettext.translation('hg', localedir, fallback=True) |
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24 |
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25 def gettext(message): |
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26 """Translate message. |
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27 |
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28 The message is looked up in the catalog to get a Unicode string, |
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29 which is encoded in the local encoding before being returned. |
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30 |
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31 Important: message is restricted to characters in the encoding |
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32 given by sys.getdefaultencoding() which is most likely 'ascii'. |
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33 """ |
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34 # If message is None, t.ugettext will return u'None' as the |
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35 # translation whereas our callers expect us to return None. |
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36 if message is None: |
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37 return message |
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38 |
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39 paragraphs = message.split('\n\n') |
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40 # Be careful not to translate the empty string -- it holds the |
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41 # meta data of the .po file. |
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42 u = u'\n\n'.join([p and t.ugettext(p) or '' for p in paragraphs]) |
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43 try: |
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44 # encoding.tolocal cannot be used since it will first try to |
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45 # decode the Unicode string. Calling u.decode(enc) really |
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46 # means u.encode(sys.getdefaultencoding()).decode(enc). Since |
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47 # the Python encoding defaults to 'ascii', this fails if the |
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48 # translated string use non-ASCII characters. |
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49 return u.encode(encoding.encoding, "replace") |
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50 except LookupError: |
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51 # An unknown encoding results in a LookupError. |
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52 return message |
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53 |
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54 def _plain(): |
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55 if 'HGPLAIN' not in os.environ and 'HGPLAINEXCEPT' not in os.environ: |
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56 return False |
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57 exceptions = os.environ.get('HGPLAINEXCEPT', '').strip().split(',') |
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58 return 'i18n' not in exceptions |
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59 |
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60 if _plain(): |
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61 _ = lambda message: message |
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62 else: |
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63 _ = gettext |