Use pybabel to extract the POT file

HACKING.txt

@@ -10,7 +10,7 @@ or fetch translations.
 
 Updating the translation template after adding/removing some strings:
 
-  $ python po/update-pot.py
+  $ pybabel extract picard -o po/picard.pot
   $ tx push -s
 
 Fetching latest translations from Transifex:

po/rename.py

@@ -1,8 +0,0 @@
-#!/usr/bin/env python
-
-import os, shutil
-
-for name in os.listdir('.'):
-    if name.startswith('picard-') and name.endswith('.po'):
-        newname = name[7:]
-	shutil.move(name, newname)

po/update-pot.py

@@ -1,31 +0,0 @@
-#!/usr/bin/env python
-
-import glob
-import os.path
-import shutil
-
-sources = []
-for root, dirs, files in os.walk(os.path.join('..', 'picard')):
-    for name in files:
-        if name.endswith('.py'):
-            sources.append(os.path.join(root, name))
-
-cmd = "xgettext --copyright-holder=MusicBrainz " \
-    "--msgid-bugs-address=http://tickets.musicbrainz.org/ " \
-    "--add-comments=TR -L Python -d picard -o picard.pot --keyword=N_ " + \
-    " ".join(sources)
-
-print cmd
-os.system(cmd)
-print
-
-f = file('picard.pot', 'rt')
-lines = f.readlines()
-f.close()
-f = file('picard.pot', 'wt')
-for line in lines:
-    if line.startswith('#. TR: '):
-        line = '#. ' + line[7:]
-    f.write(line)
-f.close()
-

po/update.py

@@ -1,39 +0,0 @@
-#!/usr/bin/env python
-
-import glob
-import os.path
-import shutil
-
-sources = []
-for root, dirs, files in os.walk(os.path.join('..', 'picard')):
-    for name in files:
-        if name.endswith('.py'):
-            sources.append(os.path.join(root, name))
-
-cmd = "xgettext --copyright-holder=MusicBrainz " \
-    "--msgid-bugs-address=http://tickets.musicbrainz.org/ " \
-    "--add-comments=TR -L Python -d picard -o picard.pot --keyword=N_ " + \
-    " ".join(sources)
-
-print cmd
-os.system(cmd)
-print
-
-f = file('picard.pot', 'rt')
-lines = f.readlines()
-f.close()
-f = file('picard.pot', 'wt')
-for line in lines:
-    if line.startswith('#. TR: '):
-        line = '#. ' + line[7:]
-    f.write(line)
-f.close()
-
-for po in glob.glob("*.po"):
-    cmd = "msgmerge %s picard.pot -o new.%s" % (po, po)
-    print cmd
-    if os.system(cmd) == 0:
-        print "new.%s.po --> %s" % (po, po)
-        shutil.move("new.%s" % po, po)
-        os.system("msgfmt --statistics  -c -v -o %s %s" % (os.devnull, po))
-        print