def __init__(self):
super().__init__(name="decimal", kind="classify")
# negative, fractional_part, quantity, exponent, style(depre)
graph_decimal = pynini.string_file(
get_abs_path("data/numbers/digit.tsv"))
graph_decimal |= pynini.string_file(
get_abs_path("data/numbers/zero.tsv")) | pynini.cross("o", "0")
graph_decimal = pynini.closure(graph_decimal +
delete_space) + graph_decimal
self.graph = graph_decimal
point = pynutil.delete("point")
optional_graph_negative = pynini.closure(
pynutil.insert("negative: ") + pynini.cross("minus", "\"true\"") +
delete_extra_space, 0, 1)
graph_fractional = pynutil.insert(
"fractional_part: \"") + graph_decimal + pynutil.insert("\"")
graph_integer = pynutil.insert(
"integer_part: \"") + cardinal_graph + pynutil.insert("\"")
final_graph_wo_sign = (
pynini.closure(graph_integer + delete_extra_space, 0, 1) + point +
delete_extra_space + graph_fractional)
final_graph = optional_graph_negative + final_graph_wo_sign
self.final_graph_wo_negative = final_graph_wo_sign | get_quantity(
final_graph_wo_sign)
final_graph |= optional_graph_negative + get_quantity(
final_graph_wo_sign)
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="money", kind="classify")
# quantity, integer_part, fractional_part, currency, style(depr)
cardinal_graph = CardinalFst().graph_no_exception
graph_decimal_final = DecimalFst().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, -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()
def __init__(self):
super().__init__(name="ordinal", kind="classify")
cardinal_graph = CardinalFst().graph_no_exception
graph_digit = pynini.string_file(
get_abs_path("data/ordinals/digit.tsv"))
graph_teens = pynini.string_file(
get_abs_path("data/ordinals/teen.tsv"))
# change to General UTF8
graph = pynini.closure(NEMO_CHAR) + pynini.union(
graph_digit, graph_teens, pynini.cross("tieth", "ty"),
pynini.cross("th", ""))
self.graph = graph @ cardinal_graph
final_graph = pynutil.insert(
"integer: \"") + self.graph + pynutil.insert("\"")
final_graph = self.add_tokens(final_graph)
self.fst = final_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="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="cardinal", kind="classify")
# integer, negative
graph_zero = pynini.string_file(get_abs_path("data/numbers/zero.tsv"))
graph_digit = pynini.string_file(
get_abs_path("data/numbers/digit.tsv"))
graph_ties = pynini.string_file(get_abs_path("data/numbers/ties.tsv"))
graph_teen = pynini.string_file(get_abs_path("data/numbers/teen.tsv"))
graph_hundred = pynini.cross("hundred", "")
graph_hundred_component = pynini.union(
graph_digit + delete_space + graph_hundred, pynutil.insert("0"))
graph_hundred_component += delete_space
graph_hundred_component += pynini.union(
graph_teen | pynutil.insert("00"),
(graph_ties | pynutil.insert("0")) + delete_space +
(graph_digit | pynutil.insert("0")),
)
graph_hundred_component_at_least_one_none_zero_digit = graph_hundred_component @ (
pynini.closure(NEMO_DIGIT) +
(NEMO_DIGIT - "0") + pynini.closure(NEMO_DIGIT))
self.graph_hundred_component_at_least_one_none_zero_digit = (
graph_hundred_component_at_least_one_none_zero_digit)
graph_thousands = pynini.union(
graph_hundred_component_at_least_one_none_zero_digit +
delete_space + pynutil.delete("thousand"),
pynutil.insert("000", weight=0.1),
)
graph_million = pynini.union(
graph_hundred_component_at_least_one_none_zero_digit +
delete_space + pynutil.delete("million"),
pynutil.insert("000", weight=0.1),
)
graph_billion = pynini.union(
graph_hundred_component_at_least_one_none_zero_digit +
delete_space + pynutil.delete("billion"),
pynutil.insert("000", weight=0.1),
)
graph_trillion = pynini.union(
graph_hundred_component_at_least_one_none_zero_digit +
delete_space + pynutil.delete("trillion"),
pynutil.insert("000", weight=0.1),
)
graph_quadrillion = pynini.union(
graph_hundred_component_at_least_one_none_zero_digit +
delete_space + pynutil.delete("quadrillion"),
pynutil.insert("000", weight=0.1),
)
graph_quintillion = pynini.union(
graph_hundred_component_at_least_one_none_zero_digit +
delete_space + pynutil.delete("quintillion"),
pynutil.insert("000", weight=0.1),
)
graph_sextillion = pynini.union(
graph_hundred_component_at_least_one_none_zero_digit +
delete_space + pynutil.delete("sextillion"),
pynutil.insert("000", weight=0.1),
)
graph = pynini.union(
graph_sextillion + delete_space + graph_quintillion +
delete_space + graph_quadrillion + delete_space + graph_trillion +
delete_space + graph_billion + delete_space + graph_million +
delete_space + graph_thousands + delete_space +
graph_hundred_component,
graph_zero,
)
graph = graph @ pynini.union(
pynutil.delete(pynini.closure("0")) + pynini.difference(
NEMO_DIGIT, "0") + pynini.closure(NEMO_DIGIT), "0")
labels_exception = [num_to_word(x) for x in range(0, 13)]
graph_exception = pynini.union(*labels_exception)
graph = pynini.cdrewrite(pynutil.delete("and"), NEMO_SPACE, NEMO_SPACE,
NEMO_SIGMA) @ graph
self.graph_no_exception = graph
self.graph = (pynini.project(graph, "input") -
graph_exception.arcsort()) @ graph
optional_minus_graph = pynini.closure(
pynutil.insert("negative: ") + pynini.cross("minus", "\"-\"") +
NEMO_SPACE, 0, 1)
final_graph = optional_minus_graph + pynutil.insert(
"integer: \"") + self.graph + pynutil.insert("\"")
final_graph = self.add_tokens(final_graph)
self.fst = final_graph.optimize()
def _get_month_graph():
month_graph = pynini.string_file(get_abs_path("data/months.tsv"))
month_graph = pynini.invert(month_graph).optimize()
return month_graph
# limitations under the License.
import pynini
from nemo_tools.text_denormalization.data_loader_utils import get_abs_path
from nemo_tools.text_denormalization.graph_utils import NEMO_SIGMA, GraphFst, delete_extra_space, delete_space
from nemo_tools.text_denormalization.taggers.ordinal import OrdinalFst
from pynini.lib import pynutil
def _get_month_graph():
month_graph = pynini.string_file(get_abs_path("data/months.tsv"))
month_graph = pynini.invert(month_graph).optimize()
return month_graph
graph_teen = pynini.string_file(get_abs_path("data/numbers/teen.tsv")).optimize()
graph_digit = pynini.string_file(get_abs_path("data/numbers/digit.tsv")).optimize()
ties_graph = pynini.string_file(get_abs_path("data/numbers/ties.tsv")).optimize()
def _get_ties_graph():
graph = ties_graph + (delete_space + graph_digit | pynutil.insert("0"))
return graph
def _get_range_graph():
graph_ties = _get_ties_graph()
graph = (graph_ties | graph_teen) + delete_space + pynini.cross("hundreds", "00s")
graph |= pynini.cross("two", "2") + delete_space + pynini.cross("thousands", "000s")
graph |= (
(graph_ties | graph_teen)
