def uninstall(self):
path_re = re.compile(r'\./{0}-[\d\w\.]+-py\d\.\d.egg'.format(self.name), re.I)
path_re2 = re.compile(r'\.{0}'.format(self.name), re.I)
to_del = self.find_files()
if not to_del:
logger.warn('{0}: did not find any files to delete', self.name)
raise PygError
logger.info('Uninstalling {0}', self.name)
logger.indent += 8
for d in to_del:
logger.info(d)
logger.indent -= 8
do_it = logger.ask('Proceed', bool=('remove files', 'cancel'), dont_ask=args_manager['install']['yes'])
if do_it:
for d in to_del:
try:
logger.verbose('Deleting: {0}', d)
shutil.rmtree(d)
except OSError: ## It is not a directory
try:
os.remove(d)
except OSError:
logger.error('Error: cannot delete {0}', d)
logger.verbose('Removing egg path from easy_install.pth...')
with open(EASY_INSTALL) as f:
lines = f.readlines()
with open(EASY_INSTALL, 'w') as f:
for line in lines:
if path_re.match(line) or path_re2.match(line):
continue
f.write(line)
logger.success('{0} uninstalled succesfully', self.name)
else:
logger.info('{0} has not been uninstalled', self.name)
def update(self):
'''
Searches for updates for every package in the WorkingSet.
Then calls :meth:`~pyg.inst.Updater.upgrade`.
'''
logger.info('Searching for updates')
for dist in self.working_set:
package = dist.project_name
version = Version(dist.version)
logger.verbose('Found: {0}=={1}', package, version)
try:
json = PyPIJson(package).retrieve()
new_version = Version(json['info']['version'])
except Exception as e:
logger.error('Error: Failed to fetch data for {0} ({1})', package, e)
continue
if version >= new_version:
continue
txt = 'A new release is avaiable for {0}: {1!s} (old {2}), update'.format(package, new_version, dist.version)
u = logger.ask(txt, bool=('upgrade version', 'keep working version'), dont_ask=self.yes)
if u:
self.upgrade(package, json, new_version)
else:
logger.info('{0} has not been upgraded', package)
self._clean()
logger.success('Updating finished successfully')
def __clean_tempdir():
to_remove = TempDir.not_removed
if to_remove:
logger.verbose('Cleaning temporary folders', addn=False)
for fold in to_remove:
if os.path.isdir(fold):
logger.verbose('.', addn=False)
try:
shutil.rmtree(fold)
except (OSError, IOError):
logger.verbose('\bx', addn=False)
sys.stdout.flush()
if logger.level <= logger.VERBOSE:
logger.newline()
