def analyze(path, year, out):
repositories = discover_repositories(os.path.expanduser(path))
logs = []
for repo in repositories:
logs += generate_git_log(repo)
log_by_year = sort_by_year(logs)
max_commits = []
for y in log_by_year:
data = process_log(log_by_year[y], y)
max_commits.append(data['max_commits'])
if not year:
year = y
else:
year = int(year)
global_max = max(max_commits)
processed_logs = process_log(log_by_year[year], year)
logger.info('Generating report for year {}'.format(year))
if out:
with open(out, 'w') as fout:
make_svg_report(processed_logs, global_max, fout)
else:
make_svg_report(processed_logs, global_max)
def discover_repositories(root_path):
"""Discover git repositories under a given directory, excluding repositores
that contain a .exclude file."""
repositories = []
for root, dirs, files in os.walk(root_path):
if os.path.exists(os.path.join(root, '.git')) and \
not os.path.exists(os.path.join(root, '.exclude')):
logger.info('Git repository discovered: {}'.format(root))
repositories.append(root)
return repositories
def generate_git_log(path, format='format:%an|%ae|%ad'):
"""Get the entire commit logs in a raw string for a given repository.
:param path: an absolute or relative path of a git repository
"""
abs_path = os.path.abspath(path)
logger.info('Analyzing %s' % abs_path)
log_rows = subprocess.check_output(
['git', 'log', '--pretty={}'.format(format)],
cwd=abs_path).decode('utf-8')
return [parse_log_row(row) for row in log_rows.strip().split('\n')]