(self,
				 do_lower_case=True,
				 never_split=("[UNK]", "[SEP]", "[PAD]", "[CLS]", "[MASK]"))
Constructs a BasicTokenizer.

		Args:
		  do_lower_case: Whether to lower case the input.
Constructs a BasicTokenizer.
Constructs a BasicTokenizer .
def __init__(self,
				 do_lower_case=True,
				 never_split=("[UNK]", "[SEP]", "[PAD]", "[CLS]", "[MASK]")):
		"""Constructs a BasicTokenizer.

		Args:
		  do_lower_case: Whether to lower case the input.
		"""
		self.do_lower_case = do_lower_case
		self.never_split = never_split
def __init__ ( self , do_lower_case = True , never_split = ( "[UNK]" , "[SEP]" , "[PAD]" , "[CLS]" , "[MASK]" ) ) : self . do_lower_case = do_lower_case self . never_split = never_split