def write_to_roman(text, output_filename):
'''convert the given text numbers into roman and write it into a file'''
converted = []
for word in text.split():
try:
number = int(word)
except ValueError:
converted.append(word)
else:
converted.append(to_roman(number))
if os.path.isfile(output_filename):
raise IOError("File '{}' already exist".format(output_filename))
with open(output_filename, 'w') as output_file:
output_file.write(" ".join(converted))
def test_to_roman_known_values(self):
'''to_roman should give known result with known input'''
for integer, numeral in self.known_values:
result = roman7.to_roman(integer)
self.assertEqual(numeral, result)
def test_roundtrip(self):
'''from_roman(to_roman(n))==n for all n'''
for integer in range(1, 4000):
numeral = roman7.to_roman(integer)
result = roman7.from_roman(numeral)
self.assertEqual(integer, result)
def test_roundtrip(self) :
'''from_roman(to_roman(n)) == n for all n'''
for integer in range(1, 4000) :
numeral = roman7.to_roman(integer)
result = roman7.from_roman(numeral)
self.assertEqual(integer, result)
def test_to_roman_known_values(self) :
'''to_roman should give known result with known input'''
for integer, numeral in self.known_values :
result = roman7.to_roman(integer)
self.assertEqual(numeral, result)
def test_to_roman_known_values(self):
'''to_roman dovrebbe dare un risultato noto con un ingresso noto'''
for integer, numeral in self.known_values:
result = roman7.to_roman(integer)
self.assertEqual(numeral, result)
def test_roman_conversion():
assert to_roman(3) == 'III'
assert from_roman('IV') == 4
