<tool id="sift_web" name="SIFTWeb">
    <description>SIFT/Provean web service</description>
    <requirements>
        <requirement type="package" version="2.2.1">requests</requirement>
        <requirement type="package" version="4.1.0">beautifulsoup4</requirement>
        <requirement type="python-module">requests</requirement>
        <requirement type="python-package">bs4</requirement>
    </requirements>
    <command interpreter="python">
        sift_web.py --input $input --output1 $output1 --output2 $output2 --output3 $output3
    </command>
    <inputs>
        <param name="input" format="txt" type="data" label="Input Variants"/>
    </inputs>
    <outputs>
        <data name="output1" format="tabular"/>
        <data name="output2" format="tabular"/>
        <data name="output3" format="tabular"/>
    </outputs>
</tool>