Add new PICARD_BUILD_VERSION_STR

It can be set by external script at build time.
PICARD_VERSION should not be modified.

See http://tickets.musicbrainz.org/browse/PICARD-592

picard/__init__.py

@@ -24,6 +24,11 @@ PICARD_APP_NAME = "Picard"
 PICARD_ORG_NAME = "MusicBrainz"
 PICARD_VERSION = (1, 3, 0, 'dev', 4)
 
+# optional build version
+# it should be in the form '<platform>_<YYMMDDHHMMSS>'
+# ie. win32_20140415091256
+PICARD_BUILD_VERSION_STR = ""
+
 
 class VersionError(Exception):
     pass
@@ -63,7 +68,11 @@ def version_from_string(version_str):
                                                                 _version_re.pattern))
 
 
-__version__ = PICARD_VERSION_STR = version_to_string(PICARD_VERSION)
+PICARD_VERSION_STR = version_to_string(PICARD_VERSION)
 PICARD_VERSION_STR_SHORT = version_to_string(PICARD_VERSION, short=True)
+if PICARD_BUILD_VERSION_STR:
+    __version__ = "%s_%s" % (PICARD_VERSION_STR, PICARD_BUILD_VERSION_STR)
+else:
+    __version__ = PICARD_VERSION_STR
 
 api_versions = ["0.15.0", "0.15.1", "0.16.0", "1.0.0", "1.1.0", "1.2.0", "1.3.0"]

picard/tagger.py

@@ -51,8 +51,8 @@ import picard.resources
 import picard.plugins
 from picard.i18n import setup_gettext
 
-from picard import (PICARD_APP_NAME, PICARD_ORG_NAME, PICARD_VERSION_STR, log,
-                    acoustid, config)
+from picard import (PICARD_APP_NAME, PICARD_ORG_NAME, __version__,
+                    log, acoustid, config)
 from picard.album import Album, NatAlbum
 from picard.browser.browser import BrowserIntegration
 from picard.browser.filelookup import FileLookup
@@ -614,7 +614,7 @@ Options:
 
 
 def version():
-    print """MusicBrainz Picard %s""" % (PICARD_VERSION_STR)
+    print """MusicBrainz Picard %s""" % (__version__)
 
 
 def main(localedir=None, autoupdate=True):

picard/ui/options/about.py

@@ -19,7 +19,7 @@
 
 from mutagen import version_string as mutagen_version
 from PyQt4.QtCore import PYQT_VERSION_STR as pyqt_version
-from picard import PICARD_VERSION_STR_SHORT
+from picard import (PICARD_VERSION_STR_SHORT, PICARD_BUILD_VERSION_STR)
 from picard.const import PICARD_URLS
 from picard.formats import supported_formats
 from picard.ui.options import OptionsPage, register_options_page
@@ -41,8 +41,13 @@ class AboutOptionsPage(OptionsPage):
         self.ui.setupUi(self)
 
     def load(self):
+        if PICARD_BUILD_VERSION_STR:
+            version = "%s (%s)" % (PICARD_VERSION_STR_SHORT,
+                                   PICARD_BUILD_VERSION_STR)
+        else:
+            version = PICARD_VERSION_STR_SHORT
         args = {
-            "version": PICARD_VERSION_STR_SHORT,
+            "version": version,
             "mutagen-version": mutagen_version,
             "pyqt-version": pyqt_version,
             "discid-version": discid_version or _("is not installed"),