def __init__(self, cardinal: GraphFst, decimal: GraphFst):
super().__init__(name="measure", kind="classify")
# decimal, fraction, cardinal, units, style(depr)
cardinal_graph = cardinal.graph_no_exception
graph_unit = pynini.string_file(get_abs_path("data/measurements.tsv"))
graph_unit_singular = pynini.invert(graph_unit) # singular -> abbr
graph_unit_plural = get_singulars(graph_unit_singular) # plural -> abbr
optional_graph_negative = pynini.closure(
pynutil.insert("negative: ") + pynini.cross("minus", "\"true\"") + delete_extra_space, 0, 1
)
unit_singular = convert_space(graph_unit_singular)
unit_plural = convert_space(graph_unit_plural)
unit_misc = pynutil.insert("/") + pynutil.delete("per") + delete_space + convert_space(graph_unit_singular)
unit_singular = (
pynutil.insert("units: \"")
+ (unit_singular | unit_misc | pynutil.add_weight(unit_singular + delete_space + unit_misc, 0.01))
+ pynutil.insert("\"")
)
unit_plural = (
pynutil.insert("units: \"")
+ (unit_plural | unit_misc | pynutil.add_weight(unit_plural + delete_space + unit_misc, 0.01))
+ pynutil.insert("\"")
)
subgraph_decimal = (
pynutil.insert("decimal { ")
+ optional_graph_negative
+ decimal.final_graph_wo_negative
+ pynutil.insert(" }")
+ delete_extra_space
+ unit_plural
)
subgraph_cardinal = (
pynutil.insert("cardinal { ")
+ optional_graph_negative
+ pynutil.insert("integer: \"")
+ ((NEMO_SIGMA - "one") @ cardinal_graph)
+ pynutil.insert("\"")
+ pynutil.insert(" }")
+ delete_extra_space
+ unit_plural
)
subgraph_cardinal |= (
pynutil.insert("cardinal { ")
+ optional_graph_negative
+ pynutil.insert("integer: \"")
+ pynini.cross("one", "1")
+ pynutil.insert("\"")
+ pynutil.insert(" }")
+ delete_extra_space
+ unit_singular
)
final_graph = subgraph_decimal | subgraph_cardinal
final_graph = self.add_tokens(final_graph)
self.fst = final_graph.optimize()
def __init__(self):
super().__init__(name="time", kind="classify")
# hours, minutes, seconds, suffix, zone, style, speak_period
suffix_graph = pynini.string_file(get_abs_path("data/time_suffix.tsv"))
time_zone_graph = pynini.invert(
pynini.string_file(get_abs_path("data/time_zone.tsv")))
# only used for < 1000 thousand -> 0 weight
cardinal = pynutil.add_weight(CardinalFst().graph_no_exception,
weight=-0.7)
labels_hour = [num_to_word(x) for x in range(0, 24)]
labels_minute_single = [num_to_word(x) for x in range(1, 10)]
labels_minute_double = [num_to_word(x) for x in range(10, 60)]
graph_hour = pynini.union(*labels_hour) @ cardinal
graph_minute_single = pynini.union(*labels_minute_single) @ cardinal
graph_minute_double = pynini.union(*labels_minute_double) @ cardinal
graph_minute_verbose = pynini.cross("half", "30") | pynini.cross(
"quarter", "15")
oclock = pynini.cross(
pynini.union("o' clock", "o clock", "o'clock", "oclock"), "")
final_graph_hour = pynutil.insert(
"hours: \"") + graph_hour + pynutil.insert("\"")
final_graph_minute = (
pynutil.insert("minutes: \"") +
(pynutil.insert("00")
| oclock + pynutil.insert("00")
| pynutil.delete("o") + delete_space + graph_minute_single
| graph_minute_double) + pynutil.insert("\""))
final_suffix = pynutil.insert("suffix: \"") + convert_space(
suffix_graph) + pynutil.insert("\"")
final_suffix_optional = pynini.closure(
delete_space + insert_space + final_suffix, 0, 1)
final_time_zone_optional = pynini.closure(
delete_space + insert_space + pynutil.insert("zone: \"") +
convert_space(time_zone_graph) + pynutil.insert("\""),
0,
1,
)
# five o' clock
# two o eight, two thiry five (am/pm)
# two pm/am
graph_hm = final_graph_hour + delete_extra_space + final_graph_minute
# 10 past four, quarter past four, half past four
graph_mh = (pynutil.insert("minutes: \"") + pynini.union(
graph_minute_single, graph_minute_double, graph_minute_verbose) +
pynutil.insert("\"") + delete_space +
pynutil.delete("past") + delete_extra_space +
final_graph_hour)
final_graph = ((graph_hm | graph_mh) + final_suffix_optional +
final_time_zone_optional).optimize()
final_graph = self.add_tokens(final_graph)
self.fst = final_graph.optimize()
def __init__(self):
super().__init__(name="whitelist", kind="classify")
whitelist = pynini.string_file(
get_abs_path("data/whitelist.tsv")).invert()
graph = pynutil.insert("name: \"") + convert_space(
whitelist) + pynutil.insert("\"")
self.fst = graph.optimize()
def __init__(self):
super().__init__(name="word", kind="classify")
exceptions = pynini.string_file(
get_abs_path("data/sentence_boundary_exceptions.txt"))
word = (pynutil.insert("name: \"") +
(pynini.closure(pynutil.add_weight(NEMO_NOT_SPACE, weight=0.1),
1) | convert_space(exceptions)) +
pynutil.insert("\""))
self.fst = word.optimize()
def __init__(self):
super().__init__(name="punctuation", kind="classify")
medium_punct = pynini.union(",", ";", "(", ")")
long_punct = pynini.union(".", "!", "?", ":")
medium = (
pynutil.insert("tokens { name: \"") + convert_space(medium_punct) +
pynutil.insert("\"") + pynutil.insert(" pause_length: \"") +
convert_space(
pynutil.insert("PAUSE_MEDIUM phrase_break: true type: PUNCT"))
+ pynutil.insert("\" }"))
loong = (
pynutil.insert("tokens { name: \"") + convert_space(long_punct) +
pynutil.insert("\"") + pynutil.insert(" pause_length: \"") +
convert_space(
pynutil.insert("PAUSE_LONG phrase_break: true type: PUNCT")) +
pynutil.insert("\" }"))
graph = medium | loong
self.fst = graph.optimize()
def __init__(self, cardinal: GraphFst, decimal: GraphFst):
super().__init__(name="money", kind="classify")
# quantity, integer_part, fractional_part, currency
cardinal_graph = cardinal.graph_no_exception
graph_decimal_final = decimal.final_graph_wo_negative
unit = pynini.string_file(get_abs_path("data/currency.tsv"))
unit_singular = pynini.invert(unit)
unit_plural = get_singulars(unit_singular)
graph_unit_singular = pynutil.insert("currency: \"") + convert_space(
unit_singular) + pynutil.insert("\"")
graph_unit_plural = pynutil.insert("currency: \"") + convert_space(
unit_plural) + pynutil.insert("\"")
add_leading_zero_to_double_digit = (NEMO_DIGIT + NEMO_DIGIT) | (
pynutil.insert("0") + NEMO_DIGIT)
# twelve dollars (and) fifty cents, zero cents
cents_standalone = (pynutil.insert("fractional_part: \"") +
pynini.union(
pynutil.add_weight(
((NEMO_SIGMA - "one") @ cardinal_graph),
-0.7) @ add_leading_zero_to_double_digit +
delete_space + pynutil.delete("cents"),
pynini.cross("one", "01") + delete_space +
pynutil.delete("cent"),
) + pynutil.insert("\""))
optional_cents_standalone = pynini.closure(
delete_space +
pynini.closure(pynutil.delete("and") + delete_space, 0, 1) +
insert_space + cents_standalone,
0,
1,
)
# twelve dollars fifty, only after integer
optional_cents_suffix = pynini.closure(
delete_extra_space + pynutil.insert("fractional_part: \"") +
pynutil.add_weight(
cardinal_graph @ add_leading_zero_to_double_digit, -0.7) +
pynutil.insert("\""),
0,
1,
)
graph_integer = (pynutil.insert("integer_part: \"") +
((NEMO_SIGMA - "one") @ cardinal_graph) +
pynutil.insert("\"") + delete_extra_space +
graph_unit_plural +
(optional_cents_standalone | optional_cents_suffix))
graph_integer |= (pynutil.insert("integer_part: \"") +
pynini.cross("one", "1") + pynutil.insert("\"") +
delete_extra_space + graph_unit_singular +
(optional_cents_standalone | optional_cents_suffix))
graph_decimal = graph_decimal_final + delete_extra_space + graph_unit_plural
graph_decimal |= pynutil.insert(
"currency: \"$\" integer_part: \"0\" ") + cents_standalone
final_graph = graph_integer | graph_decimal
final_graph = self.add_tokens(final_graph)
self.fst = final_graph.optimize()
