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These are the functions that are needed to implement the interface `Iterable<'Iterator, 'Element>`:
### iterator
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<th>Overload</th>
<th>Description</th>
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<td> <code>iterator(obj: Self) -> 'Iterator</code> </td>
<td rowspan="1">
Creates an iterator of type <code>'Iterator</code> over <code>obj</code>
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### next
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<th>Overload</th>
<th>Description</th>
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<td> <code>next(it: @'Iterator) -> 'Element</code> </td>
<td rowspan="1">
Returns the next element in the iterator and advances it
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### is_consumed
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<th>Overload</th>
<th>Description</th>
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<td> <code>is_consumed(it: @'Iterator) -> Bool</code> </td>
<td rowspan="1">
Returns <code>true</code> if the iterator has no more elements to traverse
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