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    {
     "data": {
      "text/plain": [
       "'tensorflow'"
      ]
     },
     "execution_count": 1,
     "metadata": {},
     "output_type": "execute_result"
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   "source": [
    "# Jupyter notebook started with command line flag\n",
    "# KERAS_BACKEND=tensorflow\n",
    "\n",
    "# since we have run keras_init.py at startup, \n",
    "# keras is already imported\n",
    "keras.backend.backend()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Now, the image dimension ordering is correctly set for TensorFlow:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'tf'"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "keras.backend.image_dim_ordering()"
   ]
  }
 ],
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