mirror of https://github.com/explosion/spaCy.git
45 lines
1.6 KiB
Python
45 lines
1.6 KiB
Python
from ...attrs import LIKE_NUM
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# fmt: off
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_num_words = [
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"zero", "one", "two", "three", "four", "five", "six", "seven", "eight",
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"nine", "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen",
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"sixteen", "seventeen", "eighteen", "nineteen", "twenty", "thirty", "forty",
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"fifty", "sixty", "seventy", "eighty", "ninety", "hundred", "thousand",
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"million", "billion", "trillion", "quadrillion", "gajillion", "bazillion"
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]
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_ordinal_words = [
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"first", "second", "third", "fourth", "fifth", "sixth", "seventh", "eighth",
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"ninth", "tenth", "eleventh", "twelfth", "thirteenth", "fourteenth",
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"fifteenth", "sixteenth", "seventeenth", "eighteenth", "nineteenth",
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"twentieth", "thirtieth", "fortieth", "fiftieth", "sixtieth", "seventieth",
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"eightieth", "ninetieth", "hundredth", "thousandth", "millionth", "billionth",
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"trillionth", "quadrillionth", "gajillionth", "bazillionth"
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]
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# fmt: on
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def like_num(text: str) -> bool:
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if text.startswith(("+", "-", "±", "~")):
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text = text[1:]
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text = text.replace(",", "").replace(".", "")
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if text.isdigit():
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return True
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if text.count("/") == 1:
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num, denom = text.split("/")
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if num.isdigit() and denom.isdigit():
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return True
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text_lower = text.lower()
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if text_lower in _num_words:
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return True
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# Check ordinal number
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if text_lower in _ordinal_words:
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return True
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if text_lower.endswith(("st", "nd", "rd", "th")):
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if text_lower[:-2].isdigit():
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return True
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return False
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LEX_ATTRS = {LIKE_NUM: like_num}
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