# These symbols are used when beginning- and end-of-sentence tags are required
# in addition to START_SYMBOL and END_SYMBOL, which mark the starting and
# ending of full sequences.
SENT_START_SYMBOL = '@sent_start@'
SENT_END_SYMBOL = '@sent_end@'

# This symbol represents the copy token in the Pointer-Generator model
COPY_SYMBOL = '@copy@'
