Added release script

CHANGES

@@ -6,7 +6,7 @@ Here you can see the full list of changes between each Flask release.
 Version 0.7
 -----------
 
-Release date to be announced, codename to be selected
+Released on June 27th 2011, codename Grappa
 
 - Added :meth:`~flask.Flask.make_default_options_response`
   which can be used by subclasses to alter the default

Makefile

@@ -8,15 +8,15 @@ test:
 audit:
 	python setup.py audit
 
+release:
+	python scripts/make-release.py
+
 tox-test:
 	PYTHONDONTWRITEBYTECODE= tox
 
 ext-test:
 	python tests/flaskext_test.py --browse
 
-release:
-	python setup.py release sdist upload
-
 clean-pyc:
 	find . -name '*.pyc' -exec rm -f {} +
 	find . -name '*.pyo' -exec rm -f {} +

flask/__init__.py

@@ -10,6 +10,8 @@
     :license: BSD, see LICENSE for more details.
 """
 
+__version__ = '0.7'
+
 # utilities we import from Werkzeug and Jinja2 that are unused
 # in the module but are exported as public interface.
 from werkzeug import abort, redirect

scripts/make-release.py

@@ -0,0 +1,138 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+    make-release
+    ~~~~~~~~~~~~
+
+    Helper script that performs a release.  Does pretty much everything
+    automatically for us.
+
+    :copyright: (c) 2011 by Armin Ronacher.
+    :license: BSD, see LICENSE for more details.
+"""
+import sys
+import os
+import re
+from datetime import datetime, date
+from subprocess import Popen, PIPE
+
+
+def parse_changelog():
+    with open('CHANGES') as f:
+        lineiter = iter(f)
+        for line in lineiter:
+            match = re.search('^Version\s+(.*)', line.strip())
+            if match is None:
+                continue
+            length = len(match.group(1))
+            version = match.group(1).strip()
+            if lineiter.next().count('-') != len(match.group(0)):
+                continue
+            while 1:
+                change_info = lineiter.next().strip()
+                if change_info:
+                    break
+
+            match = re.match(r'^released on (\w+\s+\d+\w+\s+\d+)'
+                             r'(?:, codename (.*))?(?i)', change_info)
+            if match is None:
+                continue
+
+            datestr, codename = match.groups()
+            return version, parse_date(datestr), codename
+
+
+def parse_date(string):
+    string = string.replace('th ', ' ').replace('nd ', ' ') \
+                   .replace('rd ', ' ').replace('st ', ' ')
+    return datetime.strptime(string, '%B %d %Y')
+
+
+def set_filename_version(filename, version_number, pattern):
+    changed = []
+    def inject_version(match):
+        before, old, after = match.groups()
+        changed.append(True)
+        return before + version_number + after
+    with open(filename) as f:
+        contents = re.sub(r"^(\s*%s\s*=\s*')(.+?)(')(?sm)" % pattern,
+                          inject_version, f.read())
+
+    if not changed:
+        fail('Could not find %s in %s', pattern, filename)
+
+    with open(filename, 'w') as f:
+        f.write(contents)
+
+
+def set_init_version(version):
+    info('Setting __init__.py version to %s', version)
+    set_filename_version('flask/__init__.py', version, '__version__')
+
+
+def set_setup_version(version):
+    info('Setting setup.py version to %s', version)
+    set_filename_version('setup.py', version, 'version')
+
+
+def build_and_upload():
+    Popen([sys.executable, 'setup.py', 'sdist', 'release']).wait()
+
+
+def fail(message, *args):
+    print >> sys.stderr, 'Error:', message % args
+    sys.exit(1)
+
+
+def info(message, *args):
+    print >> sys.stderr, message % args
+
+
+def get_git_tags():
+    return set(Popen(['git', 'tag'], stdout=PIPE).communicate()[0].splitlines())
+
+
+def git_is_clean():
+    return Popen(['git', 'diff', '--quiet']).wait() == 0
+
+
+def make_git_commit(message, *args):
+    message = message % args
+    Popen(['git', 'commit', '-am', message]).wait()
+
+
+def make_git_tag(tag):
+    info('Tagging "%s"', tag)
+    Popen(['git', 'tag', tag]).wait()
+
+
+def main():
+    os.chdir(os.path.join(os.path.dirname(__file__), '..'))
+
+    rv = parse_changelog()
+    if rv is None:
+        fail('Could not parse changelog')
+
+    version, release_date, codename = rv
+
+    info('Releasing %s (codename %s, release date %s)',
+         version, codename, release_date.strftime('%d/%m/%Y'))
+    tags = get_git_tags()
+
+    if version in tags:
+        fail('Version "%s" is already tagged', version)
+    if release_date.date() != date.today():
+        fail('Release date is not today (%s != %s)')
+
+    if not git_is_clean():
+        fail('You have uncommitted changes in git')
+
+    set_init_version(version)
+    set_setup_version(version)
+    make_git_commit('Bump version number to %s', version)
+    make_git_tag(version)
+    build_and_upload()
+
+
+if __name__ == '__main__':
+    main()