Use cases for the string class' format function.

string_format.ipynb

{
  "cells": [
    {
      "metadata": {
        "ExecuteTime": {
          "end_time": "2016-05-25T09:18:11.222571",
          "start_time": "2016-05-25T09:18:11.219015"
        }
      },
      "cell_type": "markdown",
      "source": "# String format"
    },
    {
      "metadata": {
        "trusted": true,
        "ExecuteTime": {
          "end_time": "2016-05-25T09:52:54.441558",
          "start_time": "2016-05-25T09:52:54.433629"
        },
        "collapsed": false
      },
      "cell_type": "code",
      "source": "import os\n\nfilename = '{curdir}/{Y:04d}{m:02d}{d:02d}_{H:02d}{M:02d}{S:02d}.txt'.format\n\ndate = {'curdir': os.getcwd(),\n        'Y': 2015,\n        'm': 5,\n        'd': 6,\n        'H': 7,\n        'M': 8,\n        'S': 9,\n        }\n\nfor year in range(2000, 2017):\n    date['Y'] = year\n    print(filename(**date))",
      "execution_count": 1,
      "outputs": [
        {
          "text": "/home/zmaw/u300509/Documents/Python/20000506_070809.txt\n/home/zmaw/u300509/Documents/Python/20010506_070809.txt\n/home/zmaw/u300509/Documents/Python/20020506_070809.txt\n/home/zmaw/u300509/Documents/Python/20030506_070809.txt\n/home/zmaw/u300509/Documents/Python/20040506_070809.txt\n/home/zmaw/u300509/Documents/Python/20050506_070809.txt\n/home/zmaw/u300509/Documents/Python/20060506_070809.txt\n/home/zmaw/u300509/Documents/Python/20070506_070809.txt\n/home/zmaw/u300509/Documents/Python/20080506_070809.txt\n/home/zmaw/u300509/Documents/Python/20090506_070809.txt\n/home/zmaw/u300509/Documents/Python/20100506_070809.txt\n/home/zmaw/u300509/Documents/Python/20110506_070809.txt\n/home/zmaw/u300509/Documents/Python/20120506_070809.txt\n/home/zmaw/u300509/Documents/Python/20130506_070809.txt\n/home/zmaw/u300509/Documents/Python/20140506_070809.txt\n/home/zmaw/u300509/Documents/Python/20150506_070809.txt\n/home/zmaw/u300509/Documents/Python/20160506_070809.txt\n",
          "name": "stdout",
          "output_type": "stream"
        }
      ]
    }
  ],
  "metadata": {
    "language_info": {
      "pygments_lexer": "ipython3",
      "codemirror_mode": {
        "version": 3,
        "name": "ipython"
      },
      "file_extension": ".py",
      "mimetype": "text/x-python",
      "version": "3.5.1",
      "name": "python",
      "nbconvert_exporter": "python"
    },
    "toc": {
      "toc_threshold": 6,
      "toc_number_sections": true,
      "toc_cell": false,
      "toc_window_display": false
    },
    "kernelspec": {
      "name": "python3",
      "display_name": "Python 3",
      "language": "python"
    },
    "gist": {
      "id": "dd336947e3841e63f8efa6607c244f33",
      "data": {
        "description": "Use cases for the string class' format function.",
        "public": true
      }
    },
    "_draft": {
      "nbviewer_url": "https://gist.github.com/dd336947e3841e63f8efa6607c244f33"
    }
  },
  "nbformat": 4,
  "nbformat_minor": 0
}