def test_exclude_chars(self):
"""exclude_chars returns string containing only chars not in exclude"""
f = exclude_chars('ab c3*[')
self.assertEqual(f(''),'') #empty
self.assertRaises(AttributeError,f,None) #None
#one character, case sensitive
self.assertEqual(f('b'),'')
self.assertEqual(f('g'),'g')
self.assertEqual(f('xyz123'),'xyz12')
self.assertEqual(f('xyz 123'),'xyz12')
#more characters, case sensitive
self.assertEqual(f('axxxbxxxcxxx'),'xxxxxxxxx')
# case insensitive
f = exclude_chars('AbC',False)
self.assertEqual(f('abcdef'),'def')
self.assertEqual(f('ABCDEF'),'DEF')
self.assertEqual(f('aBcDeF'),'DeF')
def test_exclude_chars(self):
"""exclude_chars returns string containing only chars not in exclude"""
f = exclude_chars('ab c3*[')
self.assertEqual(f(''), '') #empty
self.assertRaises(AttributeError, f, None) #None
#one character, case sensitive
self.assertEqual(f('b'), '')
self.assertEqual(f('g'), 'g')
self.assertEqual(f('xyz123'), 'xyz12')
self.assertEqual(f('xyz 123'), 'xyz12')
#more characters, case sensitive
self.assertEqual(f('axxxbxxxcxxx'), 'xxxxxxxxx')
# case insensitive
f = exclude_chars('AbC', False)
self.assertEqual(f('abcdef'), 'def')
self.assertEqual(f('ABCDEF'), 'DEF')
self.assertEqual(f('aBcDeF'), 'DeF')
def test_exclude_chars(self):
"""exclude_chars returns string containing only chars not in exclude"""
f = exclude_chars("ab c3*[")
self.assertEqual(f(""), "") # empty
self.assertRaises(AttributeError, f, None) # None
# one character, case sensitive
self.assertEqual(f("b"), "")
self.assertEqual(f("g"), "g")
self.assertEqual(f("xyz123"), "xyz12")
self.assertEqual(f("xyz 123"), "xyz12")
# more characters, case sensitive
self.assertEqual(f("axxxbxxxcxxx"), "xxxxxxxxx")
# case insensitive
f = exclude_chars("AbC", False)
self.assertEqual(f("abcdef"), "def")
self.assertEqual(f("ABCDEF"), "DEF")
self.assertEqual(f("aBcDeF"), "DeF")
def __init__(self, chars, name=None, invert_charset=False, strip_f=strip, default_char=None):
"""Returns new CharFilter object."""
self.Chars = chars
self.Name = name
self.Invert = invert_charset
if invert_charset:
if default_char:
trans_table = trans_all(chars, default_char)
self.Filter = lambda s: s.translate(trans_table)
else:
self.Filter = exclude_chars(chars)
else:
if default_char:
trans_table = trans_except(chars, default_char)
self.Filter = lambda s: s.translate(trans_table)
else:
self.Filter = keep_chars(chars)
self.stripF = strip_f
def __init__(self,
chars,
name=None,
invert_charset=False,
strip_f=strip,
default_char=None):
"""Returns new CharFilter object."""
self.Chars = chars
self.Name = name
self.Invert = invert_charset
if invert_charset:
if default_char:
trans_table = trans_all(chars, default_char)
self.Filter = lambda s: s.translate(trans_table)
else:
self.Filter = exclude_chars(chars)
else:
if default_char:
trans_table = trans_except(chars, default_char)
self.Filter = lambda s: s.translate(trans_table)
else:
self.Filter = keep_chars(chars)
self.stripF = strip_f
