Python notebook that demonstrates how a simple quantum circuit is assembled and submitted using Qiskit

QiskitSampleSubmission.ipynb

{
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     "data": {
      "text/plain": [
       "{'pending_jobs': 4, 'name': 'ibmq_16_melbourne', 'operational': True}"
      ]
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     "execution_count": 1,
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   "source": [
    "#\n",
    "# Assemble circuit\n",
    "#\n",
    "from qiskit import QuantumCircuit, ClassicalRegister, QuantumRegister\n",
    "q = QuantumRegister(2,\"q\")\n",
    "c = ClassicalRegister(2,\"c\")\n",
    "circuit = QuantumCircuit(q,c)\n",
    "circuit.x(q[0])\n",
    "circuit.cx(q[0], q[1])\n",
    "circuit.measure(q,c)\n",
    "#\n",
    "# Log in\n",
    "#\n",
    "from qiskit import IBMQ\n",
    "IBMQ.load_accounts()\n",
    "#\n",
    "# Get backend\n",
    "#\n",
    "backend = IBMQ.get_backend('ibmq_16_melbourne') \n",
    "#backend = IBMQ.get_backend('ibmq_qasm_simulator') \n",
    "backend.status()"
   ]
  },
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   "cell_type": "code",
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   "metadata": {
    "collapsed": true
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   "outputs": [],
   "source": [
    "#\n",
    "# Compile and submit\n",
    "#\n",
    "from qiskit import compile\n",
    "qobj = compile(circuit, backend=backend, shots=1024)\n",
    "#\n",
    "# and submit as a job\n",
    "#\n",
    "job = backend.run(qobj)"
   ]
  },
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   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
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     "text": [
      "Status @ 0 seconds\n",
      "JobStatus.INITIALIZING\n",
      "Position in queue:  None\n",
      "Status @ 60 seconds\n",
      "JobStatus.QUEUED\n",
      "Position in queue:  4\n",
      "Status @ 120 seconds\n",
      "JobStatus.QUEUED\n",
      "Position in queue:  4\n",
      "Status @ 180 seconds\n",
      "JobStatus.QUEUED\n",
      "Position in queue:  2\n",
      "Status @ 240 seconds\n",
      "JobStatus.QUEUED\n",
      "Position in queue:  2\n",
      "Status @ 300 seconds\n",
      "JobStatus.QUEUED\n",
      "Position in queue:  1\n",
      "Status @ 360 seconds\n",
      "JobStatus.QUEUED\n",
      "Position in queue:  1\n",
      "JobStatus.DONE\n"
     ]
    },
    {
     "data": {
      "text/plain": [
       "{'00': 20, '01': 90, '10': 71, '11': 843}"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "#\n",
    "# Wait\n",
    "#\n",
    "import time\n",
    "lapse = 0\n",
    "while (job.status().name != 'DONE') and (job.status().name != 'CANCELLED') and (job.status().name != 'ERROR'):\n",
    "    print('Status @ {} seconds'.format(60 * lapse))\n",
    "    print(job.status())\n",
    "    print(\"Position in queue: \",job.queue_position())\n",
    "    time.sleep(60)\n",
    "    lapse += 1\n",
    "print(job.status())\n",
    "#\n",
    "# And get result\n",
    "#\n",
    "result = job.result()\n",
    "counts = result.get_counts()\n",
    "counts"
   ]
  }
 ],
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