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1 <tool id="unixtools_cut_tool" name="cut" version="0.1.1">
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2 <description>columns from files</description>
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3 <requirements>
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4 <requirement type="package" version="8.21">gnu_coreutils</requirement>
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5 </requirements>
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6 <command>
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7 cut ${complement} ${cutwhat} '${list}' '${input}' > '${output}'
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8 </command>
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9
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10 <inputs>
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11 <param format="txt" name="input" type="data" label="file to cut" />
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12 <param name="complement" type="select" label="Operation">
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13 <option value="">Keep</option>
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14 <option value="--complement">Discard</option>
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15 </param>
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16
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17 <param name="cutwhat" type="select" label="Cut by">
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18 <option value="-f">fields</option>
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19 <option value="-c">characters</option>
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20 <option value="-b">bytes</option>
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21 </param>
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22
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23 <param name="list" type="text" size="20" value="" label="List of Fields/Characters/Bytes" help="These will be kept/discarded (depending on 'operation'). <BR /> Examples: 1,3,4 or 2-5">
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24 <sanitizer>
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25 <valid initial="string.printable">
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26 <remove value="'"/>
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27 </valid>
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28 </sanitizer>
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29 </param>
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30 </inputs>
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31
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32 <tests>
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33 <test>
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34 <param name="input" value="unix_cut_input1.txt" />
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35 <output name="output" file="unix_cut_output1.txt" />
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36 <param name="complement" value="Keep" />
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37 <param name="cutwhat" value="fields" />
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38 <param name="list" value="1,3,4" />
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39 </test>
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40 <test>
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41 <param name="input" value="unix_cut_input1.txt" />
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42 <output name="output" file="unix_cut_output1.txt" />
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43 <param name="complement" value="Discard" />
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44 <param name="cutwhat" value="fields" />
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45 <param name="list" value="2" />
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46 </test>
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47 </tests>
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48
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49 <outputs>
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50 <data format="input" name="output" metadata_source="input" />
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51 </outputs>
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52 <help>
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53
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54 **What it does**
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55
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56 This tool runs the **cut** unix command, which extract or delete columns from a file.
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57
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58 -----
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59
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60 Field List Example:
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61
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62 **1,3,7** - Cut specific fields/characters.
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63
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64 **3-** - Cut from the third field/character to the end of the line.
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65
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66 **2-5** - Cut from the second to the fifth field/character.
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67
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68 **-8** - Cut from the first to the eight field/characters.
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69
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70
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71
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72
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73 Input Example::
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74
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75 fruit color price weight
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76 apple red 1.4 0.5
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77 orange orange 1.5 0.3
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78 banana yellow 0.9 0.3
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79
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80
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81 Output Example ( **Keeping fields 1,3,4** )::
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82
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83 fruit price weight
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84 apple 1.4 0.5
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85 orange 1.5 0.3
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86 banana 0.9 0.3
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87
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88 Output Example ( **Discarding field 2** )::
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89
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90 fruit price weight
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91 apple 1.4 0.5
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92 orange 1.5 0.3
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93 banana 0.9 0.3
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94
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95 Output Example ( **Keeping 3 characters** )::
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96
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97 fru
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98 app
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99 ora
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100 ban
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101
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102 </help>
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103 </tool>
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