class_docstr: A stream operator that computes the forward fill imputation of a stream.
class_docstr_tok: ["A","stream","operator","that","computes","the","forward","fill","imputation","of","a","stream","."]
code: def __init__(self) -> None:
      super().__init__()
      self.previous = None
  
file_path: tensortrade/tensortrade/feed/api/generic/imputation.py
imports: import numpy
  from tensortrade.feed.core.base import Stream, T
label_desc: Use image node_id 1 to create a new ForwardFill object from inherited base classes: Stream with example: obj = ForwardFill()