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| #!/usr/bin/env python
# This code only works with Python 3.
# The following dictionnary will be used to name
# a number by finding its pieces of three digits.
TEN_POWERS = {
3: "mille",
6: "million",
9: "milliard"
}
SPECIAL_NUMBERS_NAMES = {
'0': "zéro",
'1': "un",
'2': "deux",
'3': "trois",
'4': "quatre",
'5': "cinq",
'6': "six",
'7': "sept",
'8': "huit",
'9': "neuf",
'10': "dix",
'11': "onze",
'12': "douze",
'13': "treize",
'14': "quatorze",
'15': "quinze",
'16': "seize",
'20': "vingt",
'30': "trente",
'40': "quarante",
'50': "cinquante",
'60': "soixante",
'70': "soixante-dix",
'80': "quatre-vingt",
'90': "quatre-vingt-dix",
'100': "cent"
}
# We add the power of ten to SPECIAL_NUMBERS_NAMES.
# We also find the biggest number of digits allowed.
BIGGEST_NUMBER_DIGITS = 0
for onePower in TEN_POWERS:
SPECIAL_NUMBERS_NAMES['1' + '0'*onePower] = TEN_POWERS[onePower]
if BIGGEST_NUMBER_DIGITS < onePower:
BIGGEST_NUMBER_DIGITS = onePower
BIGGEST_NUMBER_DIGITS += 3
def printer(number, checkValidity = True):
if checkValidity:
try:
number = int(number)
kindOfNumber = 'integer'
# We work with a string.
number = str(number)
checkValidity = False
except:
raise ValueError('number = "' + str(number) + '" must be an integer')
else:
# We clean unusefull zeros...
number = str(int(number))
# We have a base number.
if number in SPECIAL_NUMBERS_NAMES:
return SPECIAL_NUMBERS_NAMES[number]
# We have a number less equal to 99.
#
# 0, 1, ... , 9 have been already treated.
# 10, 11, 12, 13, 14, 15, 16 have been already treated.
# 20, ... , 80 and 90 have been already treated.
if len(number) == 2:
# We have to take care of things like 76 and 94.
if number[0] in ['7', '9']:
unityName = printer( number = '1' + number[1],
checkValidity = False )
special = (int(number[0]) - 1)* 10
decimalName = printer( number = special,
checkValidity = False )
else:
unityName = printer(number[1])
decimalName = printer( number = number[0] + '0',
checkValidity = False )
if number[1] == '1' and number[0] not in ['8', '9']:
answer = '{0} et {1}'
else:
answer = '{0}-{1}'
return answer.format(decimalName, unityName)
# We have a number between 101 and 999.
# 100 has been already treated.
if len(number) == 3:
centName = printer( number = '100',
checkValidity = False )
if number[0] != '1':
centName = printer( number = number[0],
checkValidity = False ) \
+ ' ' + centName
decimalPartName = printer( number = number[1:],
checkValidity = False )
if decimalPartName == SPECIAL_NUMBERS_NAMES['0']:
# Gramatical french boring rules...
if number[0] != '1':
centName += 's'
return centName
return centName + ' ' + decimalPartName
# We have to split the number in pieces of three digits.
if len(number) < BIGGEST_NUMBER_DIGITS:
piecesOfDigits = []
piecesOfNames = []
while number:
actualPieceOfDigits = number[-3:]
piecesOfDigits.append( printer( number = actualPieceOfDigits,
checkValidity = False ) )
number = number[:-3]
answer = ''
for powerOfTen in range(len(piecesOfDigits)-1, -1, -1):
actualPieceOfDigits = piecesOfDigits[powerOfTen]
if actualPieceOfDigits != SPECIAL_NUMBERS_NAMES['0']:
if powerOfTen:
powerName = TEN_POWERS[powerOfTen*3]
if actualPieceOfDigits == SPECIAL_NUMBERS_NAMES['1']:
piecesOfNames.append( powerName )
else:
# Gramatical french boring rules...
if powerName != SPECIAL_NUMBERS_NAMES['1000']:
powerName += 's'
if actualPieceOfDigits[-len('cents'):] == 'cents':
actualPieceOfDigits = actualPieceOfDigits[:-1]
piecesOfNames.append( actualPieceOfDigits + ' ' + powerName )
else:
piecesOfNames.append( actualPieceOfDigits )
return ' '.join(piecesOfNames)
raise ValueError('number = "' + str(number) + '" is too big.')
###############
###############
## ##
## FOR TESTS ##
## ##
###############
###############
if __name__ == '__main__':
import random
randomTest = True
#randomTest = False
nMin = 0
nMax = 10**5
nbOfTest = 20
test = [
4,
400,
18400,
400567,
91,
120000567,
12345678081,
'1000' + '0'*9,
]
if randomTest:
nMax += 1
for i in range(nbOfTest):
oneNumber = random.randint(nMin, nMax)
print(str(oneNumber))
print('\t' + printer(oneNumber))
else:
for oneNumber in test:
print(str(oneNumber))
print('\t' + printer(oneNumber)) |
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