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#!/usr/bin/env python3
import argparse
import os
import re
import sys
from contextlib import contextmanager
from datetime import datetime
script_dir = os.path.dirname(__file__)
package_dir = os.path.abspath(os.path.join(script_dir, '..'))
RELEASE_TYPE = {'a': 'alpha', 'b': 'beta'}
def stringify_version(version_info, in_develop=True):
version = '.'.join(str(v) for v in version_info[:3])
if not in_develop and version_info[3] != 'final':
version += version_info[3][0] + str(version_info[4])
return version
def bump_version(path, version_info, in_develop=True):
version = stringify_version(version_info, in_develop)
with open(path, 'r', encoding='utf-8') as f:
lines = f.read().splitlines()
for i, line in enumerate(lines):
if line.startswith('__version__ = '):
lines[i] = f"__version__ = '{version}'"
continue
if line.startswith('version_info = '):
lines[i] = f'version_info = {version_info}'
continue
if line.startswith('_in_development = '):
lines[i] = f'_in_development = {in_develop}'
continue
with open(path, 'w', encoding='utf-8') as f:
f.write('\n'.join(lines) + '\n')
def parse_version(version):
matched = re.search(r'^(\d+)\.(\d+)$', version)
if matched:
major, minor = matched.groups()
return (int(major), int(minor), 0, 'final', 0)
matched = re.search(r'^(\d+)\.(\d+)\.(\d+)$', version)
if matched:
major, minor, rev = matched.groups()
return (int(major), int(minor), int(rev), 'final', 0)
matched = re.search(r'^(\d+)\.(\d+)\s*(a|b|alpha|beta)(\d+)$', version)
if matched:
major, minor, typ, relver = matched.groups()
release = RELEASE_TYPE.get(typ, typ)
return (int(major), int(minor), 0, release, int(relver))
matched = re.search(r'^(\d+)\.(\d+)\.(\d+)\s*(a|b|alpha|beta)(\d+)$', version)
if matched:
major, minor, rev, typ, relver = matched.groups()
release = RELEASE_TYPE.get(typ, typ)
return (int(major), int(minor), int(rev), release, int(relver))
raise RuntimeError('Unknown version: %s' % version)
class Skip(Exception):
pass
@contextmanager
def processing(message):
try:
print(message + ' ... ', end='')
yield
except Skip as exc:
print('skip: %s' % exc)
except Exception:
print('error')
raise
else:
print('done')
class Changes:
def __init__(self, path):
self.path = path
self.fetch_version()
def fetch_version(self):
with open(self.path, encoding='utf-8') as f:
version = f.readline().strip()
matched = re.search(r'^Release (.*) \((.*)\)$', version)
if matched is None:
raise RuntimeError('Unknown CHANGES format: %s' % version)
self.version, self.release_date = matched.groups()
self.version_info = parse_version(self.version)
if self.release_date == 'in development':
self.in_development = True
else:
self.in_development = False
def finalize_release_date(self):
release_date = datetime.now().strftime('%b %d, %Y')
heading = 'Release %s (released %s)' % (self.version, release_date)
with open(self.path, 'r+', encoding='utf-8') as f:
f.readline() # skip first two lines
f.readline()
body = f.read()
f.seek(0)
f.truncate(0)
f.write(heading + '\n')
f.write('=' * len(heading) + '\n')
f.write(self.filter_empty_sections(body))
def add_release(self, version_info):
if version_info[-2:] in (('beta', 0), ('final', 0)):
version = stringify_version(version_info)
else:
reltype = version_info[3]
version = '%s %s%s' % (stringify_version(version_info),
RELEASE_TYPE.get(reltype, reltype),
version_info[4] or '')
heading = 'Release %s (in development)' % version
with open(os.path.join(script_dir, 'CHANGES_template'), encoding='utf-8') as f:
f.readline() # skip first two lines
f.readline()
tmpl = f.read()
with open(self.path, 'r+', encoding='utf-8') as f:
body = f.read()
f.seek(0)
f.truncate(0)
f.write(heading + '\n')
f.write('=' * len(heading) + '\n')
f.write(tmpl)
f.write('\n')
f.write(body)
def filter_empty_sections(self, body):
return re.sub('^\n.+\n-{3,}\n+(?=\n.+\n[-=]{3,}\n)', '', body, flags=re.M)
def parse_options(argv):
parser = argparse.ArgumentParser()
parser.add_argument('version', help='A version number (cf. 1.6b0)')
parser.add_argument('--in-develop', action='store_true')
options = parser.parse_args(argv)
options.version = parse_version(options.version)
return options
def main():
options = parse_options(sys.argv[1:])
with processing("Rewriting sphinx/__init__.py"):
bump_version(os.path.join(package_dir, 'sphinx/__init__.py'),
options.version, options.in_develop)
with processing('Rewriting CHANGES'):
changes = Changes(os.path.join(package_dir, 'CHANGES'))
if changes.version_info == options.version:
if changes.in_development:
changes.finalize_release_date()
else:
raise Skip('version not changed')
else:
if changes.in_development:
print('WARNING: last version is not released yet: %s' % changes.version)
changes.add_release(options.version)
if __name__ == '__main__':
main()
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