class_docstr: A stream for reducing multiple streams of the same type.
  
  Parameters
  ----------
  dtype : str, optional
      The data type of the aggregated stream.
class_docstr_tok: ["A","stream","for","reducing","multiple","streams","of","the","same","type",".","Parameters","--","--","--","--","--","dtype",":","str",",","optional","The","data","type","of","the","aggregated","stream","."]
code: def has_next(self) -> bool:
      return True
  
file_path: tensortrade/tensortrade/feed/api/generic/reduce.py
imports: from typing import List, Callable
  import numpy
  from tensortrade.feed.core.base import Stream, T
label_desc: Use image node_id 3 for calling the Reduce obj's underlying member method code with example usage: obj.has_next() and returns: True