python

• 下载安装
  https://www.python.org/downloads/release/python-2713/

• Requirements for Installing Packages
  https://packaging.python.org/installing/#id14

• pycharm专业版激活
  http://blog.lanyus.com/archives/174.html
  http://blog.csdn.net/inter_peng/article/details/53222562

• 安装numpy，matplotlib，scipy (windows 下2.7.13)
  python -m pip install numpy
  python -m pip install matplotlib
  python -m pip install numpy-1.11.3+mkl-cp27-cp27m-win_amd64.whl
  python -m pip install scipy-0.19.1-cp27-cp27m-win_amd64.whl
  python -m pip install scipy 安装scipy时需要先安装以上whl。
  http://blog.csdn.net/inter_peng/article/details/53222562

• 原生的json.tool使用ascci解码utf-8，导致utf-8字符被直接显示，而没有显示中文。

import sys
import json
import codecs

def main():
    if len(sys.argv) == 1:
        infile = sys.stdin
        outfile = sys.stdout
    elif len(sys.argv) == 2:
        infile = open(sys.argv[1], 'rb')
        outfile = sys.stdout
    elif len(sys.argv) == 3:
        infile = open(sys.argv[1], 'rb')
        outfile = open(sys.argv[2], 'wb')
    else:
        raise SystemExit(sys.argv[0] + " [infile [outfile]]")
    try:
        obj = json.load(infile)
    except ValueError, e:
        raise SystemExit(e)
    s = json.dumps(obj, sort_keys=True, indent=4, ensure_ascii=False)
    outfile.write(codecs.encode(s, 'utf-8'))
    outfile.write('\n')


if __name__ == '__main__':
    main()

 cat result.json| python -m json.tool