def connect_to_dwave():
"""
Establish a connection to the D-Wave, and use this to talk to a solver.
We rely on the qOp infrastructure to set the environment variables properly.
"""
try:
url = os.environ["DW_INTERNAL__HTTPLINK"]
token = os.environ["DW_INTERNAL__TOKEN"]
try:
proxy = os.environ["DW_INTERNAL__HTTPPROXY"]
except KeyError:
proxy = ""
conn = RemoteConnection(url, token, proxy)
except KeyError:
url = "<local>"
token = "<N/A>"
conn = local_connection
except IOError as e:
qmasm.abend("Failed to establish a remote connection (%s)" % e)
try:
qmasm.solver_name = os.environ["DW_INTERNAL__SOLVER"]
except:
# Solver was not specified: Use the first available solver.
qmasm.solver_name = conn.solver_names()[0]
try:
qmasm.solver = conn.get_solver(qmasm.solver_name)
except KeyError:
qmasm.abend("Failed to find solver %s on connection %s" %
(qmasm.solver_name, url))
def connect_to_dwave():
"""
Establish a connection to the D-Wave, and use this to talk to a solver.
We rely on the qOp infrastructure to set the environment variables properly.
"""
try:
url = os.environ["DW_INTERNAL__HTTPLINK"]
token = os.environ["DW_INTERNAL__TOKEN"]
try:
proxy = os.environ["DW_INTERNAL__HTTPPROXY"]
except KeyError:
proxy = ""
conn = RemoteConnection(url, token, proxy)
except KeyError:
url = "<local>"
token = "<N/A>"
conn = local_connection
except IOError as e:
qmasm.abend("Failed to establish a remote connection (%s)" % e)
try:
qmasm.solver_name = os.environ["DW_INTERNAL__SOLVER"]
except:
# Solver was not specified: Use the first available solver.
qmasm.solver_name = conn.solver_names()[0]
try:
qmasm.solver = conn.get_solver(qmasm.solver_name)
except KeyError:
qmasm.abend("Failed to find solver %s on connection %s" % (qmasm.solver_name, url))
def list_remote_solvers():
remote_connection = RemoteConnection(sys.argv[1], sys.argv[2])
solver_names = remote_connection.solver_names()
print "solvers' names: ", solver_names
