import qiskit

from qiskit import IBMQ # requires qiskit version >= 0.6

IBMQ.save_account("MY_TOKEN")

IBMQ.load_accounts()

for backend in IBMQ.backends():
    print(backend)

backend_0 = IBMQ.backends()[0] # retrieve the Backend at index 0
print(backend_0.configuration())

print("Go check its specification at %s" % backend_0.configuration()["url"])