{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 12,
   "metadata": {},
   "outputs": [],
   "source": [
    "from urllib2 import urlopen\n",
    "import ogr"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "import urllib2\n",
    "urllib2.url"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "http://overpass.osm.rambler.ru/cgi/xapi_meta?*[bbox=11.5,48.1,11.51,48.11]\n"
     ]
    }
   ],
   "source": [
    "url = r'http://overpass.osm.rambler.ru/cgi/xapi_meta?*[bbox=11.5,48.1,11.51,48.11]'\n",
    "fn = 'test.osm'\n",
    "print(url)\n",
    "response = urlopen(url)\n",
    "with open(fn, 'w') as f:\n",
    "    f.write(response.read())"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "that works nicely, let's see if we can get these data read in and if the fields are left as is without ogr modifications to a \"other_tags\" attribute"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "0: points\n",
      "1: lines\n"
     ]
    }
   ],
   "source": [
    "db_fn = 'test.osm'\n",
    "ds = ogr.Open(db_fn)\n",
    "for i in range(ds.GetLayerCount())[0:2]:\n",
    "    print(str(i) + ': ' + str(ds.GetLayerByIndex(i).GetName()))\n",
    "    \n",
    "    # create fields using OGR\n",
    "    src_lyr = ds.GetLayerByIndex(i)\n",
    "    f = src_lyr.GetFeature(1)\n",
    "    if f:\n",
    "        for i in range(f.GetFieldCount()):\n",
    "            fd = f.GetFieldDefnRef(i)\n",
    "            print(\"--> {:s}: {:s}\".format(fd.GetName(), fd.GetTypeName()))\n",
    "\n",
    "ds.Destroy()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [
    {
     "ename": "NameError",
     "evalue": "name 'src_lyr' is not defined",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m                                 Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-1-6558170d93a5>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0msrc_lyr\u001b[0m\u001b[1;33m.\u001b[0m\u001b[0mGetFeature\u001b[0m\u001b[1;33m(\u001b[0m\u001b[1;36m1\u001b[0m\u001b[1;33m)\u001b[0m\u001b[1;33m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[0;31mNameError\u001b[0m: name 'src_lyr' is not defined"
     ]
    }
   ],
   "source": [
    "src_lyr.GetFeature(1)"
   ]
  },
  {
   "cell_type": "code",
   "metadata": {},
   "outputs": [],
   "source": [
    ""
   ]
  }
 ],
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