def set_tag(self, key, value):
        return self
Generates a URI from the query parameters set in the object.
dataset/ETHPy150Open opentracing/opentracing-python/opentracing/span.py/Span.set_tag--crossover with--dataset/ETHPy150Open acil-bwh/SlicerCIP/Scripted/attic/PicasaSnap/gdata/docs/service.py/DocumentQuery.ToUri