def rstr(self,
alphabet,
start_range=None,
end_range=None,
include='',
exclude=''):
"""Generate a random string containing elements from 'alphabet'
By default, rstr() will return a string between 1 and 10 characters.
You can specify a second argument to get an exact length of string.
If you want a string in a range of lengths, specify the start and end of
that range as the second and third arguments.
If you want to make certain that particular characters appear in the
generated string, specify them as "include".
If you want to *prevent* certain characters from appearing, pass them as
'exclude'.
"""
popul = [char for char in list(alphabet) if char not in list(exclude)]
if end_range is None:
if start_range is None:
start_range, end_range = (1, 10)
else:
k = start_range
if end_range:
k = randint(start_range, end_range)
result = sample_wr(popul, k) + list(include)
random_shuffle(result)
return ''.join(result)
def rstr(self, alphabet, start_range=None,
end_range=None, include='', exclude=''):
"""Generate a random string containing elements from 'alphabet'
By default, rstr() will return a string between 1 and 10 characters.
You can specify a second argument to get an exact length of string.
If you want a string in a range of lengths, specify the start and end of
that range as the second and third arguments.
If you want to make certain that particular characters appear in the
generated string, specify them as "include".
If you want to *prevent* certain characters from appearing, pass them as
'exclude'.
"""
popul = [char for char in list(alphabet) if char not in list(exclude)]
if end_range is None:
if start_range is None:
start_range, end_range = (1, 10)
else:
k = start_range
if end_range:
k = randint(start_range, end_range)
result = sample_wr(popul, k) + list(include)
random_shuffle(result)
return ''.join(result)
def test_009_random_shuffle(self):
ordered = [0, 1, 2, 3, 4, 5]
shuffle = utility.random_shuffle(ordered)
self.assertEqual(len(ordered), len(shuffle))
for i in ordered:
self.assertTrue(i in shuffle)
def test_009_random_shuffle(self):
ordered = [0, 1, 2, 3, 4, 5]
shuffle = utility.random_shuffle(ordered)
self.assertEqual(len(ordered), len(shuffle))
for i in ordered:
self.assertTrue(i in shuffle)
