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comparison tools/unix_tools/cut_tool.xml @ 0:9071e359b9a3

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author xuebing
date Fri, 09 Mar 2012 19:37:19 -0500
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1 <tool id="cshl_cut_tool" name="cut">
2 <description>columns from files</description>
3 <command interpreter="sh">
4 cut_wrapper.sh '$complement' '$cutwhat' '$list' '$input' '$output'
5 </command>
6
7 <inputs>
8 <param format="txt" name="input" type="data" label="file to cut" />
9
10 <param name="complement" type="select" label="Operation">
11 <option value="">Keep</option>
12 <option value="--complement">Discard</option>
13 </param>
14
15 <param name="cutwhat" type="select" label="Cut by">
16 <option value="-f">fields</option>
17 <option value="-c">characters</option>
18 </param>
19
20 <param name="list" type="text" size="20" label="List of Fields/Characters/Bytes" help="These will be kept/discarded (depending on 'operation'). &lt;BR /&gt; Examples: 1,3,4 or 2-5" value = "" />
21 </inputs>
22
23 <tests>
24 <test>
25 <param name="input" value="unix_cut_input1.txt" />
26 <output name="output" file="unix_cut_output1.txt" />
27 <param name="complement" value="Keep" />
28 <param name="cutwhat" value="fields" />
29 <param name="list" value="1,3,4" />
30 </test>
31 <test>
32 <param name="input" value="unix_cut_input1.txt" />
33 <output name="output" file="unix_cut_output1.txt" />
34 <param name="complement" value="Discard" />
35 <param name="cutwhat" value="fields" />
36 <param name="list" value="2" />
37 </test>
38 </tests>
39
40 <outputs>
41 <data format="input" name="output" metadata_source="input"/>
42 </outputs>
43 <help>
44
45 **What it does**
46
47 This tool runs the **cut** unix command, which extract or delete columns from a file.
48
49 -----
50
51 Field List Example:
52
53 **1,3,7** - Cut specific fields/characters.
54
55 **3-** - Cut from the third field/character to the end of the line.
56
57 **2-5** - Cut from the second to the fifth field/character.
58
59 **-8** - Cut from the first to the eight field/characters.
60
61
62
63
64 Input Example::
65
66 fruit color price weight
67 apple red 1.4 0.5
68 orange orange 1.5 0.3
69 banana yellow 0.9 0.3
70
71
72 Output Example ( **Keeping fields 1,3,4** )::
73
74 fruit price weight
75 apple 1.4 0.5
76 orange 1.5 0.3
77 banana 0.9 0.3
78
79 Output Example ( **Discarding field 2** )::
80
81 fruit price weight
82 apple 1.4 0.5
83 orange 1.5 0.3
84 banana 0.9 0.3
85
86 Output Example ( **Keeping 3 characters** )::
87
88 fru
89 app
90 ora
91 ban
92
93 </help>
94 </tool>