Get the numbers 0 to 50 as cardinal, ordinal, english and ints

0-50-mappings.py

import string

# mostly copied form here
# https://www.mathsisfun.com/numbers/cardinal-ordinal-chart.html
nth = {
  1:	"First",
  2:	"Second",
  3:	"Third",
  4:	"Fourth",
  5:	"Fifth",
  6:	"Sixth",
  7:	"Seventh",
  8:	"Eighth",
  9:	"Ninth",
  10:	"Tenth",
  11:	"Eleventh",
  12:	"Twelfth",
  13:	"Thirteenth",
  14:	"Fourteenth",
  15:	"Fifteenth",
  16:	"Sixteenth",
  17:	"Seventeenth",
  18:	"Eighteenth",
  19:	"Nineteenth",
  20:	"Twentieth",
  21:	"Twenty First",
  22:	"Twenty Second",
  23:	"Twenty Third",
  24:	"Twenty Fourth",
  25:	"Twenty Fifth",
  25:	"Twenty Fifth",
  26:	"Twenty Sixth",
  27:	"Twenty Seventh",
  28:	"Twenty Eighth",
  29:	"Twenty Ninth",
  30:	"Thirtieth",
  31:	"Thirty First",
  32:	"Thirty Second",
  33:	"Thirty Third",
  34:	"Thirty Fourth",
  35:	"Thirty Fifth",
  36:	"Thirty Sixth",
  37:	"Thirty Seventh",
  38:	"Thirty Eighth",
  39:	"Thirty Ninth",
  40:	"Fortieth",
  41:	"Forty First",
  42:	"Forty Second",
  43:	"Forty Third",
  44:	"Forty Fourth",
  45:	"Forty Fifth",
  46:	"Forty Sixth",
  47:	"Forty Seventh",
  48:	"Forty Eighth",
  49:	"Forty Ninth",
  50:	"Fiftieth",
}


ordinal = lambda n: "%d%s" % (n,"tsnrhtdd"[(n/10%10!=1)*(n%10<4)*n%10::4])

def english(n):
    pieces = []
    if n < 0:
        pieces.append("negative")
        thousand_powers(-n, 0, pieces)
    else:
        thousand_powers(n, 0, pieces)
    return " ".join(pieces)

thousand_words = ["", "thousand", "million", "billion"]
ten_words = ["", "ten", "twenty", "thirty", "forty",
             "fifty", "sixty", "seventy", "eighty", "ninety"]
unit_words = ["zero", "one", "two", "three", "four", "five", "six", "seven",
              "eight", "nine", "ten", "eleven", "twelve", "thirteen",
              "fourteen", "fifteen", "sixteen", "seventeen", "eighteen",
              "nineteen"]

def ten_powers(n, pieces):
    if n < 20:
        pieces.append(unit_words[n])
    else:
        tens, units = divmod(n, 10)
        pieces.append(ten_words[tens])
        if units != 0:
            pieces.append(unit_words[units])
            
def hundred_powers(n, pieces):
    hundreds, units = divmod(n, 100)
    if hundreds == 0:
        ten_powers(units, pieces)
    else:
        ten_powers(hundreds, pieces)
        pieces.append("hundred")
        if units != 0:
            ten_powers(units, pieces)

def thousand_powers(n, thousand_index, pieces):
    millions, mod_millions = divmod(n, 1000000)
    hundreds, units = divmod(mod_millions, 100)
    if hundreds < 100 and hundreds % 10 != 0:
        if millions != 0:
            thousand_powers(millions, thousand_index + 2, pieces)
        hundred_powers(mod_millions, pieces)
        if thousand_index != 0:
            pieces.append(thousand_words[thousand_index])
    else:
        thousands, units = divmod(n, 1000)
        if thousands == 0:
            if thousand_index == 0:
                hundred_powers(units, pieces)
            elif units != 0:
                hundred_powers(units, pieces)
                pieces.append(thousand_words[thousand_index])
        else:
            thousand_powers(thousands, thousand_index + 1, pieces)
            if units != 0:
                hundred_powers(units, pieces)
                if thousand_index != 0:
                    pieces.append(thousand_words[thousand_index])

                    
                    
items = []
for i in range(50):
  value = i
  engli = english(i)
  ordi = ordinal(i)
  dct = {
    "value": value,
    "ordinal": ordi,
    "engli": engli,
    "cardinal": nth.get(i),
  }
  items += [dct]

import pandas as pd
df = pd.DataFrame(items)
df.to_csv("~/Downloads/0-50-mappings.csv", index=False)