Source code for gen_release_notes

#!/usr/bin/env python
"""
Generate release notes using git log starting from the given version.
"""
from __future__ import print_function
from argparse import ArgumentParser

import sys
import subprocess
from textwrap import wrap

[docs]def main(): parser = ArgumentParser(description=__doc__.rstrip()) parser.add_argument('version') options = parser.parse_args() print(options.version) cmd = """git log --pretty=format:"%%s%%n%%b%%n" --topo-order --reverse release_%s..HEAD""" % options.version print(cmd) if sys.version_info > (3, 0): raw = subprocess.check_output(cmd.split(), encoding='utf-8') else: raw = subprocess.check_output(cmd.split()) msgs = raw.split('\n\n') merges = [] ims = [0] for msg in msgs: msg = msg.replace('\n"', '') if 'Merge' in msg: merges.insert(ims[-1], msg) ims.append(len(merges)) else: merges.append(msg) for ii in range(len(ims) - 1): merge = merges[ims[ii]:ims[ii+1]] msg = merge[0][1:].strip().lower() wmsg = '\n '.join(wrap(msg, 77)) print('- ' + wmsg) print() for msg in merge[1:]: submsgs = msg[1:].split('\n- ') wmsg = '\n '.join(wrap(submsgs[0].strip(), 75)) print(' - ' + wmsg) for submsg in submsgs[1:]: wmsg = '\n '.join(wrap(submsg.strip(), 73)) print(' - ' + wmsg) print()
if __name__ == '__main__': main()