issues_to_xml_str

negmas.outcomes.issues_to_xml_str(issues)

Converts the list of issues into a well-formed xml string.

Return type:

str

Examples

>>> issues = [
...     make_issue(values=10, name="i1"),
...     make_issue(values=["a", "b", "c"], name="i2"),
...     make_issue(values=(2.5, 3.5), name="i3"),
... ]
>>> s = issues_to_xml_str(issues)
>>> print(s.strip())
<negotiation_template>
<utility_space number_of_issues="3">
<objective description="" etype="objective" index="0" name="root" type="objective">
    <issue etype="discrete" index="1" name="i1" type="discrete" vtype="integer">
        <item index="1" value="0" cost="0" description="0">
        </item>
        <item index="2" value="1" cost="0" description="1">
        </item>
        <item index="3" value="2" cost="0" description="2">
        </item>
        <item index="4" value="3" cost="0" description="3">
        </item>
        <item index="5" value="4" cost="0" description="4">
        </item>
        <item index="6" value="5" cost="0" description="5">
        </item>
        <item index="7" value="6" cost="0" description="6">
        </item>
        <item index="8" value="7" cost="0" description="7">
        </item>
        <item index="9" value="8" cost="0" description="8">
        </item>
        <item index="10" value="9" cost="0" description="9">
        </item>
    </issue>
    <issue etype="discrete" index="2" name="i2" type="discrete" vtype="discrete">
        <item index="1" value="a" cost="0" description="a">
        </item>
        <item index="2" value="b" cost="0" description="b">
        </item>
        <item index="3" value="c" cost="0" description="c">
        </item>
    </issue>
    <issue etype="real" index="3" name="i3" type="real" vtype="real">
        <range lowerbound="2.5" upperbound="3.5"></range>
    </issue>
</objective>
</utility_space>
</negotiation_template>

>>> issues2, _ = issues_from_xml_str(s)
>>> print([_.__class__.__name__ for _ in issues2])
['CategoricalIssue', 'CategoricalIssue', 'ContinuousIssue']

>>> print(len(issues2))
3
>>> print([str(_) for _ in issues2])
["i1: ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']", "i2: ['a', 'b', 'c']", 'i3: (2.5, 3.5)']
>>> print([_.values for _ in issues2])
[['0', '1', '2', '3', '4', '5', '6', '7', '8', '9'], ['a', 'b', 'c'], (2.5, 3.5)]