{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Accediendo a servidores con FTP\n",
    "\n",
    "La biblioteca estandar de python nos permite acceder de una manera simple a servidores FTP haciendo uso del modulo *[ftplib](https://docs.python.org/3.5/library/ftplib.html)*"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'230 Login successful.'"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "from ftplib import FTP\n",
    "import os\n",
    "\n",
    "url = 'ftp.cpc.ncep.noaa.gov'\n",
    "ftp = FTP(url)     # connect to host, default port\n",
    "ftp.login()                     # user anonymous, passwd anonymous@"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Notar que aunte que no exista necesidad de hacer un login en el servidor, de todas maneras hay que utilizar el método *.login()*\n",
    "\n",
    "## Elementos del directorio"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
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      "-rwxr-xr-x    1 ftp      ftp        530096 May 19  2014 prate.01.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        570816 May 19  2014 prate.01.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        597516 May 19  2014 prate.01.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.01.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        611542 May 19  2014 prate.01.NASA.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        521952 May 19  2014 prate.01.NCAR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        578960 Sep 01  2015 prate.01.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        587104 May 19  2014 prate.02.CFSv2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        538240 May 19  2014 prate.02.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        554528 May 19  2014 prate.02.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        597516 May 19  2014 prate.02.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.02.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        619688 May 19  2014 prate.02.NASA.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        521952 May 19  2014 prate.02.NCAR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        570816 Sep 01  2015 prate.02.NCAR_CCSM4.clim.1x1.grb\n",
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      "-rwxr-xr-x    1 ftp      ftp        597516 May 19  2014 prate.03.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.03.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        807300 May 19  2014 prate.03.GFDL_FLORa06.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        807300 May 19  2014 prate.03.GFDL_FLORb01.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        570816 Sep 01  2015 prate.03.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        513718 May 19  2014 prate.04.CFSv2.clim.1x1.grb\n",
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      "-rwxr-xr-x    1 ftp      ftp        546384 May 19  2014 prate.04.CMC2.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        807300 May 19  2014 prate.04.GFDL_FLORa06.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        578960 Sep 01  2015 prate.04.NCAR_CCSM4.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.05.GFDL_FLOR.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        587104 Sep 01  2015 prate.05.NCAR_CCSM4.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.06.GFDL_FLOR.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        587104 Sep 01  2015 prate.06.NCAR_CCSM4.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.07.GFDL_FLOR.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        587104 Sep 01  2015 prate.07.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        570816 May 19  2014 prate.08.CFSv2.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.08.GFDL_FLOR.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        587104 Sep 01  2015 prate.08.NCAR_CCSM4.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.09.GFDL_FLOR.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.10.GFDL_FLOR.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        570816 Sep 01  2015 prate.10.NCAR_CCSM4.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        570816 Sep 01  2015 prate.11.NCAR_CCSM4.clim.1x1.grb\n",
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      "-rwxr-xr-x    1 ftp      ftp        597516 May 19  2014 prate.12.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        807300 Sep 01  2015 prate.12.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        603396 May 19  2014 prate.12.NASA.clim.1x1.grb\n",
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      "-rw-r--r--    1 ftp      ftp        570816 Sep 01  2015 prate.12.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1124848 Dec 14  2015 tmp2m.01.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1124848 Dec 14  2015 tmp2m.01.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1193948 Dec 14  2015 tmp2m.01.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1193948 Sep 01  2015 tmp2m.01.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        904766 Dec 14  2015 tmp2m.01.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        896620 Sep 01  2015 tmp2m.01.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        904766 Dec 14  2015 tmp2m.02.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        904766 Dec 14  2015 tmp2m.02.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        959992 Dec 14  2015 tmp2m.02.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1193948 Sep 01  2015 tmp2m.02.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        904766 Dec 14  2015 tmp2m.02.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        904766 Sep 01  2015 tmp2m.02.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        912912 Dec 14  2015 tmp2m.03.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        912912 Dec 14  2015 tmp2m.03.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        968048 Dec 14  2015 tmp2m.03.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1193948 Sep 01  2015 tmp2m.03.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        912912 Dec 14  2015 tmp2m.03.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        912912 Sep 01  2015 tmp2m.03.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        904766 Dec 14  2015 tmp2m.04.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        912912 Dec 14  2015 tmp2m.04.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        959992 Dec 14  2015 tmp2m.04.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1185892 Sep 01  2015 tmp2m.04.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        904766 Dec 14  2015 tmp2m.04.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        904766 Sep 01  2015 tmp2m.04.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        896620 Dec 14  2015 tmp2m.05.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        904766 Dec 14  2015 tmp2m.05.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        951936 Dec 14  2015 tmp2m.05.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1177836 Sep 01  2015 tmp2m.05.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        896620 Dec 14  2015 tmp2m.05.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        896620 Sep 01  2015 tmp2m.05.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        888474 Dec 14  2015 tmp2m.06.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        896620 Dec 14  2015 tmp2m.06.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        943880 Dec 14  2015 tmp2m.06.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1177836 Sep 01  2015 tmp2m.06.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        888474 Dec 14  2015 tmp2m.06.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        888474 Sep 01  2015 tmp2m.06.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.07.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        888474 Dec 14  2015 tmp2m.07.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        935824 Dec 14  2015 tmp2m.07.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1177836 Sep 01  2015 tmp2m.07.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.07.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        880328 Sep 01  2015 tmp2m.07.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.08.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.08.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1177836 Dec 14  2015 tmp2m.08.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1177836 Sep 01  2015 tmp2m.08.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        994442 Dec 14  2015 tmp2m.08.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        880328 Sep 01  2015 tmp2m.08.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.09.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.09.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1177836 Dec 14  2015 tmp2m.09.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1177836 Sep 01  2015 tmp2m.09.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1002588 Dec 14  2015 tmp2m.09.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        880328 Sep 01  2015 tmp2m.09.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1100410 Dec 14  2015 tmp2m.10.CFSv2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.10.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.10.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1177836 Dec 14  2015 tmp2m.10.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1177836 Sep 01  2015 tmp2m.10.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        896620 Dec 14  2015 tmp2m.10.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        880328 Sep 01  2015 tmp2m.10.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.11.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp        880328 Dec 14  2015 tmp2m.11.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1177836 Dec 14  2015 tmp2m.11.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1177836 Sep 01  2015 tmp2m.11.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1010734 Dec 14  2015 tmp2m.11.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        880328 Sep 01  2015 tmp2m.11.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1108556 Dec 14  2015 tmp2m.12.CFSv2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1116702 Dec 14  2015 tmp2m.12.CMC1.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1116702 Dec 14  2015 tmp2m.12.CMC2.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1185892 Dec 14  2015 tmp2m.12.GFDL.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp       1185892 Sep 01  2015 tmp2m.12.GFDL_FLOR.clim.1x1.grb\n",
      "-rwxr-xr-x    1 ftp      ftp       1010734 Dec 14  2015 tmp2m.12.NASA.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        888474 Sep 01  2015 tmp2m.12.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        896620 Aug 01  2013 tmpsfc.01.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.01.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.01.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        912912 Aug 01  2013 tmpsfc.02.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.02.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.02.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        912912 Aug 01  2013 tmpsfc.03.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.03.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.03.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        790652 Aug 01  2013 tmpsfc.04.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.04.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.04.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        782506 Aug 01  2013 tmpsfc.05.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.05.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.05.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        888474 Aug 01  2013 tmpsfc.06.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.06.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.06.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        766214 Aug 01  2013 tmpsfc.07.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.07.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.07.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        766214 Aug 22  2014 tmpsfc.08.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.08.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.08.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        766214 Sep 09  2014 tmpsfc.09.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.09.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.09.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        880328 Aug 01  2013 tmpsfc.10.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.10.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.10.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        880328 Aug 01  2013 tmpsfc.11.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.11.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.11.NCAR_CCSM4.clim.1x1.grb\n",
      "-rwxrwxr-x    1 ftp      ftp        888474 Aug 01  2013 tmpsfc.12.CFSv2.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        657660 Sep 01  2015 tmpsfc.12.GFDL_FLOR.clim.1x1.grb\n",
      "-rw-r--r--    1 ftp      ftp        580464 Sep 01  2015 tmpsfc.12.NCAR_CCSM4.clim.1x1.grb\n"
     ]
    }
   ],
   "source": [
    "ftp.cwd('/NMME/clim/')\n",
    "ftp.dir()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {
    "collapsed": false,
    "scrolled": true
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "['prate.01.CFSv2.clim.1x1.grb', 'prate.01.CMC1.clim.1x1.grb', 'prate.01.CMC2.clim.1x1.grb', 'prate.01.GFDL.clim.1x1.grb', 'prate.01.GFDL_FLOR.clim.1x1.grb', 'prate.01.NASA.clim.1x1.grb', 'prate.01.NCAR.clim.1x1.grb', 'prate.01.NCAR_CCSM4.clim.1x1.grb', 'prate.02.CFSv2.clim.1x1.grb', 'prate.02.CMC1.clim.1x1.grb', 'prate.02.CMC2.clim.1x1.grb', 'prate.02.GFDL.clim.1x1.grb', 'prate.02.GFDL_FLOR.clim.1x1.grb', 'prate.02.NASA.clim.1x1.grb', 'prate.02.NCAR.clim.1x1.grb', 'prate.02.NCAR_CCSM4.clim.1x1.grb', 'prate.03.CFSv2.clim.1x1.grb', 'prate.03.CMC1.clim.1x1.grb', 'prate.03.CMC2.clim.1x1.grb', 'prate.03.GFDL.clim.1x1.grb', 'prate.03.GFDL_FLOR.clim.1x1.grb', 'prate.03.GFDL_FLORa06.clim.1x1.grb', 'prate.03.GFDL_FLORb01.clim.1x1.grb', 'prate.03.NASA.clim.1x1.grb', 'prate.03.NCAR.clim.1x1.grb', 'prate.03.NCAR_CCSM4.clim.1x1.grb', 'prate.04.CFSv2.clim.1x1.grb', 'prate.04.CMC1.clim.1x1.grb', 'prate.04.CMC2.clim.1x1.grb', 'prate.04.GFDL.clim.1x1.grb', 'prate.04.GFDL_FLOR.clim.1x1.grb', 'prate.04.GFDL_FLORa06.clim.1x1.grb', 'prate.04.GFDL_FLORb01.clim.1x1.grb', 'prate.04.NASA.clim.1x1.grb', 'prate.04.NCAR.clim.1x1.grb', 'prate.04.NCAR_CCSM4.clim.1x1.grb', 'prate.05.CFSv2.clim.1x1.grb', 'prate.05.CMC1.clim.1x1.grb', 'prate.05.CMC2.clim.1x1.grb', 'prate.05.GFDL.clim.1x1.grb', 'prate.05.GFDL_FLOR.clim.1x1.grb', 'prate.05.NASA.clim.1x1.grb', 'prate.05.NCAR.clim.1x1.grb', 'prate.05.NCAR_CCSM4.clim.1x1.grb', 'prate.06.CFSv2.clim.1x1.grb', 'prate.06.CMC1.clim.1x1.grb', 'prate.06.CMC2.clim.1x1.grb', 'prate.06.GFDL.clim.1x1.grb', 'prate.06.GFDL_FLOR.clim.1x1.grb', 'prate.06.NASA.clim.1x1.grb', 'prate.06.NCAR.clim.1x1.grb', 'prate.06.NCAR_CCSM4.clim.1x1.grb', 'prate.07.CFSv2.clim.1x1.grb', 'prate.07.CMC1.clim.1x1.grb', 'prate.07.CMC2.clim.1x1.grb', 'prate.07.GFDL.clim.1x1.grb', 'prate.07.GFDL_FLOR.clim.1x1.grb', 'prate.07.NASA.clim.1x1.grb', 'prate.07.NCAR.clim.1x1.grb', 'prate.07.NCAR_CCSM4.clim.1x1.grb', 'prate.08.CFSv2.clim.1x1.grb', 'prate.08.CMC1.clim.1x1.grb', 'prate.08.CMC2.clim.1x1.grb', 'prate.08.GFDL.clim.1x1.grb', 'prate.08.GFDL_FLOR.clim.1x1.grb', 'prate.08.NASA.clim.1x1.grb', 'prate.08.NCAR.clim.1x1.grb', 'prate.08.NCAR_CCSM4.clim.1x1.grb', 'prate.09.CFSv2.clim.1x1.grb', 'prate.09.CMC1.clim.1x1.grb', 'prate.09.CMC2.clim.1x1.grb', 'prate.09.GFDL.clim.1x1.grb', 'prate.09.GFDL_FLOR.clim.1x1.grb', 'prate.09.NASA.clim.1x1.grb', 'prate.09.NCAR.clim.1x1.grb', 'prate.09.NCAR_CCSM4.clim.1x1.grb', 'prate.10.CFSv2.clim.1x1.grb', 'prate.10.CMC1.clim.1x1.grb', 'prate.10.CMC2.clim.1x1.grb', 'prate.10.GFDL.clim.1x1.grb', 'prate.10.GFDL_FLOR.clim.1x1.grb', 'prate.10.NASA.clim.1x1.grb', 'prate.10.NCAR.clim.1x1.grb', 'prate.10.NCAR_CCSM4.clim.1x1.grb', 'prate.11.CFSv2.clim.1x1.grb', 'prate.11.CMC1.clim.1x1.grb', 'prate.11.CMC2.clim.1x1.grb', 'prate.11.GFDL.clim.1x1.grb', 'prate.11.GFDL_FLOR.clim.1x1.grb', 'prate.11.NASA.clim.1x1.grb', 'prate.11.NCAR.clim.1x1.grb', 'prate.11.NCAR_CCSM4.clim.1x1.grb', 'prate.12.CFSv2.clim.1x1.grb', 'prate.12.CMC1.clim.1x1.grb', 'prate.12.CMC2.clim.1x1.grb', 'prate.12.GFDL.clim.1x1.grb', 'prate.12.GFDL_FLOR.clim.1x1.grb', 'prate.12.NASA.clim.1x1.grb', 'prate.12.NCAR.clim.1x1.grb', 'prate.12.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.01.CMC1.clim.1x1.grb', 'tmp2m.01.CMC2.clim.1x1.grb', 'tmp2m.01.GFDL.clim.1x1.grb', 'tmp2m.01.GFDL_FLOR.clim.1x1.grb', 'tmp2m.01.NASA.clim.1x1.grb', 'tmp2m.01.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.02.CMC1.clim.1x1.grb', 'tmp2m.02.CMC2.clim.1x1.grb', 'tmp2m.02.GFDL.clim.1x1.grb', 'tmp2m.02.GFDL_FLOR.clim.1x1.grb', 'tmp2m.02.NASA.clim.1x1.grb', 'tmp2m.02.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.03.CMC1.clim.1x1.grb', 'tmp2m.03.CMC2.clim.1x1.grb', 'tmp2m.03.GFDL.clim.1x1.grb', 'tmp2m.03.GFDL_FLOR.clim.1x1.grb', 'tmp2m.03.NASA.clim.1x1.grb', 'tmp2m.03.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.04.CMC1.clim.1x1.grb', 'tmp2m.04.CMC2.clim.1x1.grb', 'tmp2m.04.GFDL.clim.1x1.grb', 'tmp2m.04.GFDL_FLOR.clim.1x1.grb', 'tmp2m.04.NASA.clim.1x1.grb', 'tmp2m.04.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.05.CMC1.clim.1x1.grb', 'tmp2m.05.CMC2.clim.1x1.grb', 'tmp2m.05.GFDL.clim.1x1.grb', 'tmp2m.05.GFDL_FLOR.clim.1x1.grb', 'tmp2m.05.NASA.clim.1x1.grb', 'tmp2m.05.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.06.CMC1.clim.1x1.grb', 'tmp2m.06.CMC2.clim.1x1.grb', 'tmp2m.06.GFDL.clim.1x1.grb', 'tmp2m.06.GFDL_FLOR.clim.1x1.grb', 'tmp2m.06.NASA.clim.1x1.grb', 'tmp2m.06.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.07.CMC1.clim.1x1.grb', 'tmp2m.07.CMC2.clim.1x1.grb', 'tmp2m.07.GFDL.clim.1x1.grb', 'tmp2m.07.GFDL_FLOR.clim.1x1.grb', 'tmp2m.07.NASA.clim.1x1.grb', 'tmp2m.07.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.08.CMC1.clim.1x1.grb', 'tmp2m.08.CMC2.clim.1x1.grb', 'tmp2m.08.GFDL.clim.1x1.grb', 'tmp2m.08.GFDL_FLOR.clim.1x1.grb', 'tmp2m.08.NASA.clim.1x1.grb', 'tmp2m.08.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.09.CMC1.clim.1x1.grb', 'tmp2m.09.CMC2.clim.1x1.grb', 'tmp2m.09.GFDL.clim.1x1.grb', 'tmp2m.09.GFDL_FLOR.clim.1x1.grb', 'tmp2m.09.NASA.clim.1x1.grb', 'tmp2m.09.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.10.CFSv2.clim.1x1.grb', 'tmp2m.10.CMC1.clim.1x1.grb', 'tmp2m.10.CMC2.clim.1x1.grb', 'tmp2m.10.GFDL.clim.1x1.grb', 'tmp2m.10.GFDL_FLOR.clim.1x1.grb', 'tmp2m.10.NASA.clim.1x1.grb', 'tmp2m.10.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.11.CMC1.clim.1x1.grb', 'tmp2m.11.CMC2.clim.1x1.grb', 'tmp2m.11.GFDL.clim.1x1.grb', 'tmp2m.11.GFDL_FLOR.clim.1x1.grb', 'tmp2m.11.NASA.clim.1x1.grb', 'tmp2m.11.NCAR_CCSM4.clim.1x1.grb', 'tmp2m.12.CFSv2.clim.1x1.grb', 'tmp2m.12.CMC1.clim.1x1.grb', 'tmp2m.12.CMC2.clim.1x1.grb', 'tmp2m.12.GFDL.clim.1x1.grb', 'tmp2m.12.GFDL_FLOR.clim.1x1.grb', 'tmp2m.12.NASA.clim.1x1.grb', 'tmp2m.12.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.01.CFSv2.clim.1x1.grb', 'tmpsfc.01.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.01.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.02.CFSv2.clim.1x1.grb', 'tmpsfc.02.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.02.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.03.CFSv2.clim.1x1.grb', 'tmpsfc.03.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.03.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.04.CFSv2.clim.1x1.grb', 'tmpsfc.04.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.04.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.05.CFSv2.clim.1x1.grb', 'tmpsfc.05.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.05.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.06.CFSv2.clim.1x1.grb', 'tmpsfc.06.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.06.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.07.CFSv2.clim.1x1.grb', 'tmpsfc.07.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.07.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.08.CFSv2.clim.1x1.grb', 'tmpsfc.08.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.08.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.09.CFSv2.clim.1x1.grb', 'tmpsfc.09.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.09.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.10.CFSv2.clim.1x1.grb', 'tmpsfc.10.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.10.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.11.CFSv2.clim.1x1.grb', 'tmpsfc.11.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.11.NCAR_CCSM4.clim.1x1.grb', 'tmpsfc.12.CFSv2.clim.1x1.grb', 'tmpsfc.12.GFDL_FLOR.clim.1x1.grb', 'tmpsfc.12.NCAR_CCSM4.clim.1x1.grb']\n"
     ]
    }
   ],
   "source": [
    "filenames = ftp.nlst() # get filenames within the directory\n",
    "print(filenames)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Descargando un archivo via FTP\n",
    "\n",
    "Supongamos que queremos descargar un solo archivo del servidor. Para esto necesitamos abrir un archivo local en el cual vamos a guardar la descarga. Recuerden que es necesario cerrar el archivo en donde realizamos la descarga una vez finalizada esta."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "filename = 'prate.01.CFSv2.clim.1x1.grb'\n",
    "\n",
    "# Path al archivo local donde lo vamos a guardar\n",
    "local_filename = os.path.join('data', filename)\n",
    "file = open(local_filename, 'wb')\n",
    "ftp.retrbinary('RETR '+ filename, file.write)\n",
    "\n",
    "file.close()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Descarga de multiples archivos\n",
    "\n",
    "En el caso en que querramos descargar todos los archivos que hay en algún directorio del servidor vamos a hacer:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "# Lista con el nombre de todos los elementos dentro del directoryio\n",
    "filenames = ftp.nlst()\n",
    "\n",
    "for filename in filenames:\n",
    "    local_filename = os.path.join('data', filename)\n",
    "    file = open(local_filename, 'wb')\n",
    "    ftp.retrbinary('RETR '+ filename, file.write)\n",
    "\n",
    "    file.close()\n",
    "\n",
    "ftp.quit() # This is the “polite” way to close a connection"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Lo más probable es que, dentro de este directorio, existan varios otros archivos que no estemos interesados en descargarlos. Supongamos que solo nos interesa los archivos que tengan la terminación *.grd*"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "for filename in filenames:\n",
    "    if filename.endswith('.grd'):\n",
    "        local_filename = os.path.join('data', filename)\n",
    "        file = open(local_filename, 'wb')\n",
    "        ftp.retrbinary('RETR '+ filename, file.write)\n",
    "\n",
    "        file.close()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
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       "<link href='http://fonts.googleapis.com/css?family=Alegreya+Sans:100,300,400,500,700,800,900,100italic,300italic,400italic,500italic,700italic,800italic,900italic' rel='stylesheet' type='text/css'>\n",
       "<link href='http://fonts.googleapis.com/css?family=Arvo:400,700,400italic' rel='stylesheet' type='text/css'>\n",
       "<link href='http://fonts.googleapis.com/css?family=PT+Mono' rel='stylesheet' type='text/css'>\n",
       "<link href='http://fonts.googleapis.com/css?family=Shadows+Into+Light' rel='stylesheet' type='text/css'>\n",
       "<link href='http://fonts.googleapis.com/css?family=Nixie+One' rel='stylesheet' type='text/css'>\n",
       "\n",
       "<style>\n",
       "@font-face {\n",
       "    font-family: \"Computer Modern\";\n",
       "    src: url('http://mirrors.ctan.org/fonts/cm-unicode/fonts/otf/cmunss.otf');\n",
       "}\n",
       "\n",
       "/* main background */\n",
       "#notebook_panel {\n",
       "    background: rgb(245,245,245);\n",
       "}\n",
       "\n",
       "/* centre the content */\n",
       "div #notebook {\n",
       "    background: #fff; /* white background for content */\n",
       "    width: 100%;\n",
       "    margin-right: 0px;\n",
       "    margin-left: 0px;\n",
       "    padding-left: 0em;\n",
       "}\n",
       "\n",
       "/* More space between bullet points */\n",
       "#notebook li {\n",
       "    margin-top:0.8em;\n",
       "}\n",
       "\n",
       "/* set cell width */\n",
       "div.cell {\n",
       "    width: 95%;\n",
       "}\n",
       "\n",
       "/* draw border around running cells */\n",
       "div.cell.border-box-sizing.code_cell.running {\n",
       "    border: 1px solid #111;\n",
       "}\n",
       "\n",
       "/* Put a solid color box around each cell and its output, \n",
       "   visually linking them*/\n",
       "div.cell.code_cell {\n",
       "    background-color: rgb(256,256,256);\n",
       "    border-radius: 0px;\n",
       "    padding: 0.5em;\n",
       "    margin-left:1em;\n",
       "    margin-top: 1em;\n",
       "}\n",
       "\n",
       "div.text_cell_render{\n",
       "    font-family: 'Alegreya Sans' sans-serif;\n",
       "    line-height: 140%;\n",
       "    font-size: 145%;\n",
       "    font-weight: 400;\n",
       "    margin-left:0px;\n",
       "    margin-right:0px;\n",
       "}\n",
       "\n",
       "/* Formatting for header cells */\n",
       ".text_cell_render h1 {\n",
       "    font-family: 'Nixie One', serif;\n",
       "    font-style:regular;\n",
       "    font-weight: 400;\n",
       "    font-size: 45pt;\n",
       "    line-height: 100%;\n",
       "    color: rgb(0,51,102);\n",
       "    margin-bottom: 0.5em;\n",
       "    margin-top: 0.5em;\n",
       "    display: block;\n",
       "}\n",
       "\n",
       ".text_cell_render h2 {\n",
       "    font-family: 'Nixie One', serif;\n",
       "    font-weight: 400;\n",
       "    font-size: 30pt;\n",
       "    line-height: 100%;\n",
       "    color: rgb(0,51,102);\n",
       "    margin-bottom: 0.1em;\n",
       "    margin-top: 0.3em;\n",
       "    display: block;\n",
       "}\n",
       "\n",
       ".text_cell_render h3 {\n",
       "    font-family: 'Nixie One', serif;\n",
       "    margin-top:16px;\n",
       "    font-size: 22pt;\n",
       "    font-weight: 600;\n",
       "    margin-bottom: 3px;\n",
       "    font-style: regular;\n",
       "    color: rgb(102,102,0);\n",
       "}\n",
       "\n",
       ".text_cell_render h4 { /*Use this for captions*/\n",
       "    font-family: 'Nixie One', serif;\n",
       "    font-size: 14pt;\n",
       "    text-align: center;\n",
       "    margin-top: 0em;\n",
       "    margin-bottom: 2em;\n",
       "    font-style: regular;\n",
       "}\n",
       "\n",
       ".text_cell_render h5 { /*Use this for small titles*/\n",
       "    font-family: 'Nixie One', sans-serif;\n",
       "    font-weight: 400;\n",
       "    font-size: 16pt;\n",
       "    color: rgb(163,0,0);\n",
       "    font-style: italic;\n",
       "    margin-bottom: .1em;\n",
       "    margin-top: 0.8em;\n",
       "    display: block;\n",
       "}\n",
       "\n",
       ".text_cell_render h6 { /*use this for copyright note*/\n",
       "    font-family: 'PT Mono', sans-serif;\n",
       "    font-weight: 300;\n",
       "    font-size: 9pt;\n",
       "    line-height: 100%;\n",
       "    color: grey;\n",
       "    margin-bottom: 1px;\n",
       "    margin-top: 1px;\n",
       "}\n",
       "\n",
       ".CodeMirror{\n",
       "    font-family: \"PT Mono\";\n",
       "    font-size: 100%;\n",
       "}\n",
       "\n",
       "</style>\n",
       "\n",
       "<script type=\"text/x-mathjax-config\">\n",
       "MathJax.Hub.Config({\n",
       "\t\t      TeX: {\n",
       "\t\t      extensions: [\"AMSmath.js\"],\n",
       "\t\t      equationNumbers: { autoNumber: \"AMS\", useLabelIds: true}\n",
       "\t\t  },\n",
       "\t\t      tex2jax: {\n",
       "\t\t\t  inlineMath: [ ['$','$'], [\"\\\\(\",\"\\\\)\"] ],\n",
       "\t\t\t  displayMath: [ ['$$','$$'], [\"\\\\[\",\"\\\\]\"] ],\n",
       "\t\t\t  processEscapes: true,\n",
       "\t\t\t  processEnvironments: true\n",
       "\t\t      },\n",
       "\t\t      displayAlign: 'center',\n",
       "\t\t      \"HTML-CSS\": {\n",
       "\t\t\t  styles: {'.MathJax_Display': {\"margin\": 4}}\n",
       "\t\t      }\n",
       "\t\t  });\n",
       "</script>"
      ],
      "text/plain": [
       "<IPython.core.display.HTML object>"
      ]
     },
     "execution_count": 1,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "#Este css es trabajo de @LorenaABarba y su grupo\n",
    "from IPython.core.display import HTML\n",
    "css_file = '../css/personal.css'\n",
    "HTML(open(css_file, \"r\").read())"
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.5.2"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 0
}