def fast_int(x, key=lambda x: x, nan=None, uni=unicodedata.digit):
"""\
Convert a string to a int quickly, return input as-is if not possible.
We don't need to accept all input that the real fast_int accepts because
the input will be controlled by the splitting algorithm.
"""
if x[0] in '0123456789+-':
try:
return long(x)
except ValueError:
try:
return uni(x, key(x)) if len(x) == 1 else key(x)
except TypeError: # pragma: no cover
return key(x)
else:
try:
return uni(x, key(x)) if len(x) == 1 else key(x)
except TypeError: # pragma: no cover
return key(x)
python类digit()的实例源码
def calibrate(self):
data = (u'a', u'1', u' ', u'\u1234', u'\uFFFF')
len_data = len(data)
digit = unicodedata.digit
numeric = unicodedata.numeric
decimal = unicodedata.decimal
category = unicodedata.category
bidirectional = unicodedata.bidirectional
decomposition = unicodedata.decomposition
mirrored = unicodedata.mirrored
combining = unicodedata.combining
for i in xrange(self.rounds):
c = data[i % len_data]
def calibrate(self):
data = (u'a', u'1', u' ', u'\u1234', u'\uFFFF')
len_data = len(data)
digit = unicodedata.digit
numeric = unicodedata.numeric
decimal = unicodedata.decimal
category = unicodedata.category
bidirectional = unicodedata.bidirectional
decomposition = unicodedata.decomposition
mirrored = unicodedata.mirrored
combining = unicodedata.combining
for i in xrange(self.rounds):
c = data[i % len_data]
def fast_int(x, regex_matcher=int_re.match, uni=unicodedata.digit):
"""\
Convert a string to a int quickly, return input as-is if not possible.
"""
if type(x) in (int, long, float):
return int(x)
elif regex_matcher(x):
return int(x.strip().rstrip('Ll'))
elif type(x) == unicode and len(x) == 1 and uni(x, None) is not None:
return uni(x)
else:
return x
def test(self):
data = (u'a', u'1', u' ', u'\u1234', u'\uFFFF')
len_data = len(data)
digit = unicodedata.digit
numeric = unicodedata.numeric
decimal = unicodedata.decimal
category = unicodedata.category
bidirectional = unicodedata.bidirectional
decomposition = unicodedata.decomposition
mirrored = unicodedata.mirrored
combining = unicodedata.combining
for i in xrange(self.rounds):
c = data[i % len_data]
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
def test(self):
data = (u'a', u'1', u' ', u'\u1234', u'\uFFFF')
len_data = len(data)
digit = unicodedata.digit
numeric = unicodedata.numeric
decimal = unicodedata.decimal
category = unicodedata.category
bidirectional = unicodedata.bidirectional
decomposition = unicodedata.decomposition
mirrored = unicodedata.mirrored
combining = unicodedata.combining
for i in xrange(self.rounds):
c = data[i % len_data]
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
digit(c, None)
numeric(c, None)
decimal(c, None)
category(c)
bidirectional(c)
decomposition(c)
mirrored(c)
combining(c)
