def get(self, name, field):
# consult environment, might be provided there and should take precedence
env_var = ('DATALAD_%s_%s' % (name, field)).replace('-', '_')
lgr.log(5, 'Credentials lookup attempt via env var %s', env_var)
if env_var in os.environ:
return os.environ[env_var]
return self._keyring.get_password(self._get_service_name(name), field)
def get(self, name, field):
# consult environment, might be provided there and should take precedence
# NOTE: This env var specification is outdated and not advertised
# anymmore, but needs to be supported. For example, it is used with and
# was advertised for
# https://github.com/datalad-datasets/human-connectome-project-openaccess
env_var = ('DATALAD_%s_%s' % (name, field)).replace('-', '_')
lgr.log(5, 'Credentials lookup attempt via env var %s', env_var)
if env_var in os.environ:
return os.environ[env_var]
return self._keyring.get_password(self._get_service_name(name), field)
def __getitem__(self, module):
# when ran straight in its source code -- fails to discover nipy's version.. TODO
#if module == 'nipy':
# import pdb; pdb.set_trace()
if not isinstance(module, str):
modname = module.__name__
else:
modname = module
module = None
lgr.log(5, "Requested to provide version for %s", modname)
# Early returns None so we do not store prev result for them
# and allow users to install things at run time, so later check
# doesn't pick it up from the _versions
if modname not in self._versions:
version = None # by default -- not present
if modname in self.CUSTOM:
try:
version = self.CUSTOM[modname]()
version = self._deduce_version(version)
except Exception as exc:
lgr.debug("Failed to deduce version of %s due to %s" %
(modname, exc_str(exc)))
return None
else:
if module is None:
if modname not in sys.modules:
try:
module = __import__(modname)
except ImportError:
lgr.debug("Module %s seems to be not present" %
modname)
return None
except Exception as exc:
lgr.warning("Failed to import module %s due to %s",
modname, exc_str(exc))
return None
else:
module = sys.modules[modname]
if module:
version = self._deduce_version(module)
self._versions[modname] = version
return self._versions.get(modname, self.UNKNOWN)