def check_func(name, info=False):
INFO = '{0.project_name} - {0.version}\nInstalled in {0.location}'
if not info:
logger.info(is_installed(name))
return
if info:
try:
dist = pkg_resources.get_distribution(name)
logger.info(INFO.format(dist))
except pkg_resources.DistributionNotFound:
logger.info(False)
def __init__(self, req):
self.upgrading = False
if is_installed(req):
self.upgrading = True
if not args_manager['install']['upgrade']:
logger.info('{0} is already installed, use -U, --upgrade to upgrade', req)
raise AlreadyInstalled
## We don't set args_manager['upgrade'] = False
## because we want to propagate it to dependencies
logger.info('{0} is already installed, upgrading...', req)
self.req = req
def list_releases(name):
'''List all releases for the given requirement.'''
name = name[:-1] + '_' if name.endswith('-') else name
res = []
for v in get_versions(Requirement(name)):
v = str(v)
if is_installed('{0}=={1}'.format(name, v)):
res.append((v, True))
else:
res.append((v, False))
return res
def _install_deps(rs, name=None, updater=None):
if not rs:
return
if args_manager['install']['no_deps']:
logger.info('Skipping dependencies for {0}', name)
logger.indent = 8
for req in rs:
logger.info(req)
logger.indent = 0
return
logger.info('Installing dependencies...')
dep_error = False
newly_installed = []
for req in rs:
if is_installed(req) and not args_manager['install']['upgrade_all']:
logger.indent = 8
logger.info('{0} is already installed, use -A, --upgrade-all to upgrade dependencies', req)
continue
logger.indent = 0
logger.info('Installing {0} (from {1})', req, rs.comes_from)
logger.indent = 8
try:
Installer(req).install()
newly_installed.append(req)
except AlreadyInstalled:
continue
except InstallationError:
dep_error = True
logger.error('Error: {0} has not been installed correctly', req)
continue
logger.indent = 0
if dep_error:
if updater:
for req in newly_installed:
updater.restore_files(req)
updater.remove_files(rs.comes_from.name)
updater.restore_files(rs.comes_from.name)
logger.error("{0}'s dependencies installation failed", rs.comes_from.name, exc=InstallationError)
else:
logger.success('Finished installing dependencies for {0}', rs.comes_from.name)
