sourpuss 0.3

sourpuss：就像给猫喂泡菜一样（1）

sourpuss按标准显示一个或多个python pickle文件的内容 输出。目前，这个小型实用程序的目标是pickled pandas数据帧 并支持以简单的方式转换它们。其他腌制对象 （例如dict、numpy数组等）被强制为数据帧。通过制作 通过unix管道很容易回答简单的问题，sourpuss允许您 避免经常在$shell和jupyter/ipython之间切换上下文。

帮助：

Usage: sourpuss [OPTIONS] [FILE]...

  Cat Python pickle file(s) onto standard output, especially DataFrames.

Options:
  -a, --append-index TEXT  Append named column to the index.
  -c, --csv                Emit CSV instead of formatted table.
  -l, --location           Prefix each row with the location of the file
  -m, --multi-sparse       Sparsify any MultiIndex display.
  -n, --no-index           Do not display the index.
  -p, --precision DIGITS   Change precision for floating point.  [default: 17]
  -q, --query QUERY        Show only rows satisfying a query.
  -r, --reset-index TEXT   Remove named column from the index.
  -s, --sort-index         Sort according to the index.
  -t, --types              Show the type, not the value, of each datum.
  --help                   Show this message and exit.

示例：

$ sourpuss data_frame.pkl
            name              city  phone-number        date
Katherine Rivera              Pavo  540-489-5084  1973-01-18
   Katie Estrada            Antler  992-454-3547  2003-07-07
    Scott Harris        Colesville  665-552-3378  1989-01-01
  Anthony Flores         Round Oak  437-057-2113  1975-01-27
   Deborah Clark  Balcones Heights  871-803-9642  1978-02-07
    Andrea Owens            Lucile  308-267-6029  2018-01-05
  Kimberly Myers       Holly Ridge  906-150-0581  2002-02-26
Katherine Garner       Dalton City  687-950-3807  1984-06-16
 Brianna Preston           Bernice  489-937-8732  1970-11-28
   Justin Herman  Milleville Beach  847-845-5160  1984-11-10


$ sourpuss data_frame.pkl -q 'city == "Pavo"'
            name  city  phone-number        date
Katherine Rivera  Pavo  540-489-5084  1973-01-18


$ sourpuss data_frame.pkl -a city -a name -s | head -5
                                   phone-number        date
city             name
Antler           Katie Estrada     992-454-3547  2003-07-07
Balcones Heights Deborah Clark     871-803-9642  1978-02-07
Bernice          Brianna Preston   489-937-8732  1970-11-28

$ sourpuss numpy_array.pkl -a 1 -s -p 6
                  0         2         3         4
1
-0.686618 -0.309380 -0.787130  0.794882 -2.045493
-0.579552  0.338158 -0.269337  1.290424 -0.872747
-0.014240  0.333677  0.235846 -0.614426  0.222267
 0.317477  0.407887 -0.289088 -0.231201  0.046131
 1.307109 -0.383681  0.009120 -0.978323  0.446737

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