時間がうろ覚えのためメモ

unixtime_and_datetime.ipynb

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      "2017-07-23 18:03:04.631572\n",
      "1500800584\n",
      "2017-07-23 18:03:04.631572\n"
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   "source": [
    "import datetime\n",
    "\n",
    "now = datetime.datetime.now()\n",
    "print(now)\n",
    "\n",
    "unix = now.timestamp()\n",
    "print(int(unix))\n",
    "\n",
    "now = datetime.datetime.fromtimestamp(unix)\n",
    "print(now)"
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    "(now-datetime.datetime(1970,1,1)).total_seconds()"
   ]
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   "source": [
    "----"
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   "source": [
    "import time\n",
    "msec = time.time()\n",
    "msec"
   ]
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    "sec = int(msec)\n",
    "sec"
   ]
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      "2017-07-23 18:03:18.437613\n",
      "2017-07-23 18:03:18\n"
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   ],
   "source": [
    "d1 = datetime.datetime.fromtimestamp(msec)\n",
    "print(d1)\n",
    "\n",
    "d2 = datetime.datetime.fromtimestamp(sec)\n",
    "print(d2)"
   ]
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