class_docstr: A stream operator that freezes the value of a given stream and generates
  that value.
class_docstr_tok: ["A","stream","operator","that","freezes","the","value","of","a","given","stream","and","generates","that","value","."]
code: def has_next(self) -> bool:
      return True
  
imports: from typing import Callable, TypeVar
  import numpy
  from tensortrade.feed.core.base import Stream, T
label_desc: Use image node_id 3 for calling the Freeze obj's underlying member method code with example usage: obj.has_next() and returns: True