code: def __init__(self, seq, preprocessor=None):
      super(F1score, self).__init__()
      self.seq = seq
      self.p = preprocessor
  
imports: from ....imports import *
  from ..None import metrics
label_desc: Use image node_id 1 to create a new F1score object from inherited base classes: keras.callbacks with example: obj = F1score(seq, preprocessor)