146 lines
4.2 KiB
Python
Executable File
146 lines
4.2 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright 2020, Data61, CSIRO (ABN 41 687 119 230)
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#
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# SPDX-License-Identifier: BSD-2-Clause
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#
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import argparse
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import os
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import sys
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import re
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from datetime import timedelta, date
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from dateutil.parser import isoparse
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DESCRIPTION = 'Run sorry count statistics on repository'
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def cmd(c):
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return os.popen(c).read()
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def log_lines(start, end, path):
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"""
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git log -p for the specified date period
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"""
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git_cmd = 'git log --date=local -p --since "%s" --before "%s" -- %s'
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return cmd(git_cmd % (start, end, path)).splitlines()
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def sorries_current(path):
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"""
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git grep
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"""
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git_cmd = 'git grep sorry %s | wc -l' % path
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return int(cmd(git_cmd).strip())
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def repo_root():
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git_cmd = 'git rev-parse --show-toplevel'
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return cmd(git_cmd)[:-1]
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def print_stats(deadline, delta, end, path):
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start = end - delta
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cur_path = os.getcwd()
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os.chdir(repo_root())
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difflog = log_lines(start, end, path)
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current = sorries_current(path)
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os.chdir(cur_path)
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sorry_added = re.compile("^\+.*sorry")
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sorry_removed = re.compile("^-.*sorry")
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lemma_added = re.compile("^\+.*lemma")
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lemma_removed = re.compile("^-.*lemma")
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author_line = re.compile("^Author:")
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patch_line = re.compile("(^\+)|(^-)")
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sorries_added = 0
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sorries_removed = 0
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lemmas_added = 0
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lines = 0
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authors = {}
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for line in difflog:
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if patch_line.match(line):
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lines += 1
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if sorry_added.match(line):
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sorries_added += 1
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if sorry_removed.match(line):
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sorries_removed += 1
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if lemma_added.match(line):
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lemmas_added += 1
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if lemma_removed.match(line):
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lemmas_added -= 1
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if author_line.match(line):
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authors[line] = 1
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balance = sorries_added-sorries_removed
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removed_per_day = sorries_removed / delta.days
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balance_per_day = balance / delta.days
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if removed_per_day != 0:
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projected_days = current / removed_per_day
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else:
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projected_days = -1
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today = date.today()
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projected_end = today + timedelta(days=projected_days)
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days_left = deadline - today
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needed_rate = current / days_left.days
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days_diff = projected_days-days_left.days
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if days_diff == 0:
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over_under = 'precisely on target'
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elif days_diff < 0:
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over_under = '%d days early' % (-days_diff)
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else:
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over_under = '%d days late' % days_diff
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print("Date range: {} to {} ({:.0f} weeks)".format(start, end, delta.days/7))
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print()
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print("Patch lines: {:6d}".format(lines))
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print("Lemmas added: {:6d}".format(lemmas_added))
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print("Sorries added: {:6d}".format(sorries_added))
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print("Sorries removed: {:6d}".format(sorries_removed))
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print("Sorry balance: {:+6d}".format(balance))
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print("Active authors: {:6d}".format(len(list(authors))))
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print()
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print("Sorries current: {:6d}".format(current))
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print()
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print("Rate removed: {:6.1f} sorries per week".format(removed_per_day * 7))
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print("Rate balance: {:+6.1f} sorries per week".format(balance_per_day * 7))
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print("Rate needed: {:6.1f} sorries per week ({:+.1f} s/w)".format(
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needed_rate * 7, (needed_rate-removed_per_day)*7))
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print()
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print("Target end date: {0} (in {1} days)".format(deadline, days_left.days))
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if projected_days >= 0:
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print("Projected date: {0} ({1})".format(projected_end, over_under))
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else:
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print("Projected date: inf")
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if __name__ == '__main__':
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# Setup the command line parser.
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parser = argparse.ArgumentParser(description=DESCRIPTION)
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parser.add_argument('-w', "--weeks", help="Number of weeks to look back",
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type=int, default=4)
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parser.add_argument('-e', "--end", help="End of the stats time period",
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default=date.today().isoformat())
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parser.add_argument('-p', "--path", help="Restrict statistic to this path",
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default=".")
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parser.add_argument("deadline", help="Project deadline (yyyy-mm-dd)")
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args = parser.parse_args()
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delta = timedelta(weeks=args.weeks)
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end = isoparse(args.end).date()
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deadline = isoparse(args.deadline).date()
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print_stats(deadline, delta, end, args.path)
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sys.exit(0)
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