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from distutils.util import convert_path | |
from distutils import log | |
from distutils.errors import DistutilsOptionError | |
import os | |
import shutil | |
from setuptools import Command | |
class rotate(Command): | |
"""Delete older distributions""" | |
description = "delete older distributions, keeping N newest files" | |
user_options = [ | |
('match=', 'm', "patterns to match (required)"), | |
('dist-dir=', 'd', "directory where the distributions are"), | |
('keep=', 'k', "number of matching distributions to keep"), | |
] | |
boolean_options = [] | |
def initialize_options(self): | |
self.match = None | |
self.dist_dir = None | |
self.keep = None | |
def finalize_options(self): | |
if self.match is None: | |
raise DistutilsOptionError( | |
"Must specify one or more (comma-separated) match patterns " | |
"(e.g. '.zip' or '.egg')" | |
) | |
if self.keep is None: | |
raise DistutilsOptionError("Must specify number of files to keep") | |
try: | |
self.keep = int(self.keep) | |
except ValueError as e: | |
raise DistutilsOptionError("--keep must be an integer") from e | |
if isinstance(self.match, str): | |
self.match = [ | |
convert_path(p.strip()) for p in self.match.split(',') | |
] | |
self.set_undefined_options('bdist', ('dist_dir', 'dist_dir')) | |
def run(self): | |
self.run_command("egg_info") | |
from glob import glob | |
for pattern in self.match: | |
pattern = self.distribution.get_name() + '*' + pattern | |
files = glob(os.path.join(self.dist_dir, pattern)) | |
files = [(os.path.getmtime(f), f) for f in files] | |
files.sort() | |
files.reverse() | |
log.info("%d file(s) matching %s", len(files), pattern) | |
files = files[self.keep:] | |
for (t, f) in files: | |
log.info("Deleting %s", f) | |
if not self.dry_run: | |
if os.path.isdir(f): | |
shutil.rmtree(f) | |
else: | |
os.unlink(f) | |