Exemplos de Spec em Python

Exemplo n.º 1

 class WordCount(Topology):
     word_spout = Spec(WordSpout, )
     word_bolt = Spec(
         WordCountBolt,
         source=word_spout,
         group_on=Grouping.fields("foo"),
     )

Exemplo n.º 2

 class WordCount(Topology):
     word = Spec(WordSpout, )
     word_ = Spec(
         WordCountBolt,
         name='word',
         source=word,
     )

Exemplo n.º 3

 class WordCount(Topology):
     word_spout = Spec(
         WordSpout,
         parallelism=2,
     )
     word_bolt = Spec(
         WordCountBolt,
         source=word_spout,
         group_on=Grouping.fields("word"),
         parallelism=8,
     )

Exemplo n.º 4

 class WordCount(Topology):
     word_spout = Spec(
         WordSpout,
         parallelism=0,
     )

Exemplo n.º 5

 class WordCount(Topology):
     word_bolt = Spec(WordCountBolt, )

Exemplo n.º 6

 class WordCount(Topology):
     word_spout = Spec(
         WordSpout,
         source='unknown',
     )

Exemplo n.º 7

 class WordCount(Topology):
     word_bolt = Spec(
         WordCountBolt,
         source='word_spout',
     )
     word_spout = Spec(WordSpout)