def apply(self):
from qiskit_aqua_cmd import Preferences
from qiskit_aqua._logging import (build_logging_config,
set_logging_config)
try:
level_name = self._levelCombo.get()
levels = [key for key, value in PreferencesDialog._LOG_LEVELS.items(
) if value == level_name]
loglevel = levels[0]
preferences = Preferences()
self._credentialsview.apply(preferences)
self._packagesPage.apply(preferences)
preferences.save()
logging_config = build_logging_config(loglevel)
preferences = Preferences()
preferences.set_logging_config(logging_config)
preferences.save()
set_logging_config(logging_config)
uipreferences = UIPreferences()
populate = self._populateDefaults.get()
uipreferences.set_populate_defaults(
False if populate == 0 else True)
uipreferences.save()
self._controller.get_available_backends()
except Exception as e:
self.controller.outputview.write_line(str(e))
def get_backends_from_provider(provider_name):
"""
Backends access method.
Args:
provider_name (str): Fullname of provider instance global property or class
Returns:
list: backend names
Raises:
ImportError: Invalid provider name or failed to find provider
"""
provider_object = _load_provider(provider_name)
if provider_object == IBMQ:
preferences = Preferences()
url = preferences.get_url()
token = preferences.get_token()
kwargs = {}
if url is not None and url != '':
kwargs['url'] = url
if token is not None and token != '':
kwargs['token'] = token
return [x.name() for x in provider_object.backends(**kwargs) if x.name() not in _UNSUPPORTED_BACKENDS]
try:
# try as variable containing provider instance
return [x.name() for x in provider_object.backends() if x.name() not in _UNSUPPORTED_BACKENDS]
except:
# try as provider class then
try:
provider_instance = provider_object()
return [x.name() for x in provider_instance.backends() if x.name() not in _UNSUPPORTED_BACKENDS]
except:
pass
raise ImportError("'Backends not found for provider '{}'".format(provider_object))
def _load_provider(provider_name):
index = provider_name.rfind(".")
if index < 1:
raise ImportError("Invalid provider name '{}'".format(provider_name))
modulename = provider_name[0:index]
objectname = provider_name[index + 1:len(provider_name)]
module = importlib.import_module(modulename)
if module is None:
raise ImportError(
"Failed to import provider '{}'".format(provider_name))
provider_object = getattr(module, objectname)
if provider_object is None:
raise ImportError(
"Failed to import provider '{}'".format(provider_name))
if provider_object == IBMQ:
# enable IBMQ account
preferences = Preferences()
enable_ibmq_account(preferences.get_url(), preferences.get_token(),
preferences.get_proxies({}))
return provider_object
def discover_preferences_pluggables():
"""
Discovers the pluggable modules on the directory and subdirectories of the preferences package
and attempts to register them. Pluggable modules should subclass Pluggable Base classes.
"""
from qiskit_aqua_cmd import Preferences
preferences = Preferences()
packages = preferences.get_packages([])
for package in packages:
try:
mod = importlib.import_module(package)
if mod is not None:
_discover_local_pluggables(os.path.dirname(mod.__file__),
mod.__name__,
names_to_exclude=['__main__'],
folders_to_exclude=['__pycache__'])
else:
# Ignore package that could not be initialized.
# print('Failed to import package {}'.format(package))
logger.debug('Failed to import package {}'.format(package))
except Exception as e:
# Ignore package that could not be initialized.
# print('Failed to load package {} error {}'.format(package, str(e)))
logger.debug('Failed to load package {} error {}'.format(
package, str(e)))
def _get_logging_names():
names = OrderedDict()
names['qiskit_aqua'] = None
preferences = AquaPreferences()
packages = preferences.get_packages([])
for package in packages:
names[package] = None
return list(names.keys())
def main_algorithm():
try:
from qiskit.aqua._logging import get_logging_level, build_logging_config, set_logging_config
from qiskit_aqua_cmd import Preferences
from qiskit.aqua import run_algorithm
from qiskit.aqua.utils import convert_json_to_dict
parser = argparse.ArgumentParser(
description='Qiskit Aqua Command Line Tool')
parser.add_argument('input',
metavar='input',
help='Algorithm JSON input file')
parser.add_argument('-jo',
metavar='output',
help='Algorithm JSON output file name',
required=False)
args = parser.parse_args()
# update logging setting with latest external packages
preferences = Preferences()
logging_level = logging.INFO
if preferences.get_logging_config() is not None:
set_logging_config(preferences.get_logging_config())
logging_level = get_logging_level()
preferences.set_logging_config(build_logging_config(logging_level))
preferences.save()
set_logging_config(preferences.get_logging_config())
params = None
with open(args.input) as json_file:
params = json.load(json_file)
ret = run_algorithm(params, None, True)
if args.jo is not None:
with open(args.jo, 'w') as f:
print('{}'.format(ret), file=f)
else:
convert_json_to_dict(ret)
print(
'\n\n--------------------------------- R E S U L T ------------------------------------\n'
)
if isinstance(ret, dict):
for k, v in ret.items():
print("'{}': {}".format(k, v))
else:
print(ret)
finally:
global _ROOT
if _ROOT is not None:
_ROOT.destroy()
_ROOT = None
def get_backend_from_provider(provider_name, backend_name):
"""
Backend access method.
Args:
provider_name (str): Fullname of provider instance global property or class
backend_name (str): name of backend for this provider
Returns:
BaseBackend: backend object
Raises:
ImportError: Invalid provider name or failed to find provider
"""
backend = None
provider_object = _load_provider(provider_name)
if has_ibmq() and isinstance(provider_object, IBMQProvider):
from qiskit_aqua_cmd import Preferences
preferences = Preferences()
url = preferences.get_url()
token = preferences.get_token()
kwargs = {}
if url is not None and url != '':
kwargs['url'] = url
if token is not None and token != '':
kwargs['token'] = token
backend = provider_object.get_backend(backend_name, **kwargs)
else:
try:
# try as variable containing provider instance
backend = provider_object.get_backend(backend_name)
except:
# try as provider class then
try:
provider_instance = provider_object()
backend = provider_instance.get_backend(backend_name)
except:
pass
if backend is None:
raise ImportError("'{} not found in provider '{}'".format(
backend_name, provider_object))
return backend
def register_and_get_operational_backends():
# update registration info using internal methods because:
# at this point I don't want to save to or remove credentials from disk
# I want to update url, proxies etc without removing token and
# re-adding in 2 methods
ibmq_backends = []
try:
credentials = None
preferences = Preferences()
url = preferences.get_url()
token = preferences.get_token()
if url is not None and url != '' and token is not None and token != '':
credentials = Credentials(token,
url,
proxies=preferences.get_proxies({}))
if credentials is not None:
IBMQ._accounts[credentials.unique_id()] = IBMQSingleProvider(
credentials, IBMQ)
logger.debug("Registered with Qiskit successfully.")
ibmq_backends = [x.name()
for x in IBMQ.backends(url=url, token=token)]
except Exception as e:
logger.debug(
"Failed to register with Qiskit: {}".format(str(e)))
backends = set()
aer_backends = [x.name() for x in Aer.backends()]
for aer_backend in aer_backends:
backend = aer_backend
supported = True
for unsupported_backend in QuantumInstance.UNSUPPORTED_BACKENDS:
if backend.startswith(unsupported_backend):
supported = False
break
if supported:
backends.add(backend)
return list(backends) + ibmq_backends
def __init__(self, parent, **options):
super(CredentialsView, self).__init__(parent, **options)
self.pack(fill=tk.BOTH, expand=tk.TRUE)
from qiskit_aqua_cmd import Preferences
preferences = Preferences()
self._credentials_preferences = preferences.credentials_preferences
ttk.Label(self,
text="URL:",
borderwidth=0,
anchor=tk.E).grid(row=0, column=0, pady=5, sticky='nsew')
urls = [credentials.url for credentials in self._credentials_preferences.get_all_credentials()]
self._urlCombobox = URLCombobox(self,
self,
width=80,
exportselection=0,
state='readonly',
values=urls)
self._urlCombobox._text = self._credentials_preferences.get_url('')
self._urlCombobox.set(self._urlCombobox._text)
if len(urls) > 0:
if self._urlCombobox.get() in urls:
self._urlCombobox.current(urls.index(self._urlCombobox.get()))
else:
self._urlCombobox.current(0)
self._urlCombobox.grid(row=0, column=1, pady=5, sticky='nsew')
button_container = tk.Frame(self)
button_container.grid(row=0, column=2, pady=5, sticky='nsw')
self._add_button = ttk.Button(button_container,
text='Add',
state='enable',
command=self.onadd)
self._remove_button = ttk.Button(button_container,
text='Remove',
state='enable',
command=self.onremove)
self._add_button.pack(side=tk.LEFT)
if len(urls) > 0:
self._remove_button.pack(side=tk.LEFT)
self._apiToken = tk.StringVar()
self._apiToken.set(self._credentials_preferences.get_token(''))
ttk.Label(self,
text="Token:",
borderwidth=0,
anchor=tk.E).grid(row=1, column=0, pady=5, sticky='nsew')
self._apiTokenEntry = EntryCustom(self,
textvariable=self._apiToken,
width=120,
state=tk.NORMAL if len(urls) > 0 else tk.DISABLED)
self._apiTokenEntry.grid(row=1, column=1, columnspan=2, pady=5, sticky='nsew')
ttk.Label(self,
text="Proxies:",
borderwidth=0,
anchor=tk.E).grid(row=2, column=0, pady=5, sticky='nsew')
self._proxiespage = ProxiesPage(self, self._credentials_preferences)
self._proxiespage.grid(row=3, column=0, columnspan=3, pady=5, sticky='nsew')
self._proxiespage.show_add_button(True)
self._proxiespage.show_remove_button(self._proxiespage.has_selection())
self._proxiespage.show_defaults_button(False)
if len(urls) == 0:
self._proxiespage.enable(False)
self.initial_focus = self._urlCombobox
def apply(self):
try:
if self._credentialsview:
from qiskit_aqua_cmd import Preferences
from qiskit.aqua import disable_ibmq_account
preferences = Preferences()
disable_ibmq_account(preferences.get_url(),
preferences.get_token(),
preferences.get_proxies({}))
self._credentialsview.apply(preferences)
preferences.save()
level_name = self._levelCombo.get()
levels = [
key for key, value in PreferencesDialog._LOG_LEVELS.items()
if value == level_name
]
loglevel = levels[0]
logging_config = self._guiprovider.build_logging_config(loglevel)
preferences = self._guiprovider.create_preferences()
preferences.set_logging_config(logging_config)
preferences.save()
self._guiprovider.set_logging_config(logging_config)
populate = self._populateDefaults.get()
preferences = self._guiprovider.create_uipreferences()
preferences.set_populate_defaults(False if populate == 0 else True)
preferences.save()
self._controller.model.get_available_providers()
except Exception as e:
self.controller.outputview.write_line(str(e))
def create_preferences(self):
"""Creates provider preferences."""
from qiskit_aqua_cmd import Preferences
return Preferences()
def body(self, parent, options):
from qiskit_aqua._logging import (get_logging_level,
set_logging_config)
from qiskit_aqua_cmd import Preferences
preferences = Preferences()
logging_config = preferences.get_logging_config()
if logging_config is not None:
set_logging_config(logging_config)
uipreferences = UIPreferences()
populate = uipreferences.get_populate_defaults(True)
self._populateDefaults.set(1 if populate else 0)
credentialsGroup = ttk.LabelFrame(parent,
text='IBMQ Credentials',
padding=(6, 6, 6, 6),
borderwidth=4,
relief=tk.GROOVE)
credentialsGroup.grid(padx=(7, 7), pady=6, row=0,
column=0, sticky='nsew')
self._credentialsview = CredentialsView(credentialsGroup)
defaultsGroup = ttk.LabelFrame(parent,
text='Defaults',
padding=(6, 6, 6, 6),
borderwidth=4,
relief=tk.GROOVE)
defaultsGroup.grid(padx=(7, 7), pady=6, row=1, column=0, sticky='nsw')
defaultsGroup.columnconfigure(1, pad=7)
self._checkButton = ttk.Checkbutton(defaultsGroup,
text="Populate on file new/open",
variable=self._populateDefaults)
self._checkButton.grid(row=0, column=1, sticky='nsw')
packagesGroup = ttk.LabelFrame(parent,
text='Packages',
padding=(6, 6, 6, 6),
borderwidth=4,
relief=tk.GROOVE)
packagesGroup.grid(padx=(7, 7), pady=6, row=2, column=0, sticky='nsw')
packagesGroup.columnconfigure(1, pad=7)
frame = ttk.Frame(packagesGroup)
frame.grid(row=0, column=0, sticky='nsew')
self._packagesPage = PackagesPage(frame, preferences)
self._packagesPage.pack(side=tk.TOP, fill=tk.BOTH, expand=tk.TRUE)
self._packagesPage.show_add_button(True)
self._packagesPage.show_remove_button(
self._packagesPage.has_selection())
self._packagesPage.show_defaults_button(False)
loggingGroup = ttk.LabelFrame(parent,
text='Logging Configuration',
padding=(6, 6, 6, 6),
borderwidth=4,
relief=tk.GROOVE)
loggingGroup.grid(padx=(7, 7), pady=6, row=3, column=0, sticky='nsw')
loggingGroup.columnconfigure(1, pad=7)
loglevel = get_logging_level()
ttk.Label(loggingGroup,
text="Level:",
borderwidth=0,
anchor=tk.E).grid(row=0, column=0, sticky='nsew')
self._levelCombo = ttk.Combobox(loggingGroup,
exportselection=0,
state='readonly',
values=list(PreferencesDialog._LOG_LEVELS.values()))
index = list(PreferencesDialog._LOG_LEVELS.keys()).index(loglevel)
self._levelCombo.current(index)
self._levelCombo.grid(row=0, column=1, sticky='nsw')
self.entry = self._credentialsview.initial_focus
return self.entry # initial focus
def _post_install():
from qiskit_aqua_cmd import Preferences
preferences = Preferences()
preferences.add_package('qiskit_aqua_chemistry.aqua_extensions')
preferences.save()
def main():
from qiskit.aqua._logging import (get_logging_level, build_logging_config,
set_logging_config, set_aqua_logging)
from qiskit_aqua_cmd import Preferences
from qiskit.aqua import run_algorithm
from qiskit.aqua.utils import convert_json_to_dict
preferences = Preferences()
_LOG_LEVELS = OrderedDict([
(logging.getLevelName(logging.CRITICAL).lower(), logging.CRITICAL),
(logging.getLevelName(logging.ERROR).lower(), logging.ERROR),
(logging.getLevelName(logging.WARNING).lower(), logging.WARNING),
(logging.getLevelName(logging.INFO).lower(), logging.INFO),
(logging.getLevelName(logging.DEBUG).lower(), logging.DEBUG),
(logging.getLevelName(logging.NOTSET).lower(), logging.NOTSET)
])
parser = argparse.ArgumentParser(
prog='qiskit_aqua_cmd',
formatter_class=argparse.RawTextHelpFormatter,
description='Qiskit Aqua Command Line Tool')
parser.add_argument('input',
metavar='input',
help='Algorithm JSON input file')
parser.add_argument('-jo',
metavar='output',
help='Algorithm JSON output file name')
parser.add_argument('-l',
metavar='logging',
choices=_LOG_LEVELS.keys(),
help=textwrap.dedent('''\
Logging level:
{}
(defaults to level from preferences file: {})
'''.format(list(_LOG_LEVELS.keys()),
preferences.filepath)))
args = parser.parse_args()
if args.l is not None:
set_aqua_logging(_LOG_LEVELS.get(args.l, logging.INFO))
else:
# update logging setting with latest external packages
logging_level = logging.INFO
if preferences.get_logging_config() is not None:
set_logging_config(preferences.get_logging_config())
logging_level = get_logging_level()
preferences.set_logging_config(build_logging_config(logging_level))
preferences.save()
set_logging_config(preferences.get_logging_config())
params = None
with open(args.input) as json_file:
params = json.load(json_file)
ret = run_algorithm(params, None, True)
if args.jo is not None:
with open(args.jo, 'w') as f:
print('{}'.format(ret), file=f)
else:
convert_json_to_dict(ret)
print(
'\n\n--------------------------------- R E S U L T ------------------------------------\n'
)
if isinstance(ret, dict):
for k, v in ret.items():
print("'{}': {}".format(k, v))
else:
print(ret)