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from __future__ import with_statement
import contextlib
import os
import shutil
import stat
from ConfigParser import ConfigParser
@contextlib.contextmanager
def open_config(filename):
cfg = ConfigParser()
cfg.read(filename)
yield cfg
with open(filename, 'w') as fp:
cfg.write(fp)
def rmtree(path):
"""
shutil.rmtree() with error handler for 'access denied' from trying to
delete read-only files.
"""
def onerror(func, path, exc_info):
if not os.access(path, os.W_OK):
os.chmod(path, stat.S_IWUSR)
func(path)
else:
raise
return shutil.rmtree(path, onerror=onerror)
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