本文整理汇总了Python中__pypy__.builders.StringBuilder类的典型用法代码示例。如果您正苦于以下问题:Python StringBuilder类的具体用法?Python StringBuilder怎么用?Python StringBuilder使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了StringBuilder类的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_preallocate
def test_preallocate(self):
from __pypy__.builders import StringBuilder
b = StringBuilder(10)
b.append("abc")
b.append("123")
s = b.build()
assert s == "abc123"
示例2: test_append_slice
def test_append_slice(self):
from __pypy__.builders import StringBuilder
b = StringBuilder()
b.append_slice("abcdefgh", 2, 5)
raises(ValueError, b.append_slice, "1", 2, 1)
s = b.build()
assert s == "cde"
raises(ValueError, b.append_slice, "abc", 1, 2)
示例3: OStringStream
class OStringStream(object):
def __init__(self):
self.__b = StringBuilder()
def write(self, s):
self.__b.append(s)
def getvalue(self):
return self.__b.build()
示例4: StringIO
class StringIO(object):
def __init__(self, s=b''):
if s:
self.builder = StringBuilder(len(s))
self.builder.append(s)
else:
self.builder = StringBuilder()
def write(self, s):
self.builder.append(s)
def getvalue(self):
return self.builder.build()
示例5: test
def test(chopcount, chopsize):
chop = '*' * chopsize
n = chopcount * chopsize
sb = StringBuilder(n)
i = 0
while i < chopcount:
sb.append(chop)
i += 1
s = sb.build()
assert(len(s) == n)
示例6: StringOrUnicodeBuilder
class StringOrUnicodeBuilder(object):
def __init__(self):
self._builder = StringBuilder()
def append(self, string):
try:
self._builder.append(string)
except UnicodeEncodeError:
ub = UnicodeBuilder()
ub.append(self._builder.build())
self._builder = ub
ub.append(string)
def build(self):
return self._builder.build()
示例7: StringOrUnicodeBuilder
class StringOrUnicodeBuilder(object):
def __init__(self):
self._builder = StringBuilder()
def append(self, string):
if (isinstance(string, unicode) and
type(self._builder) is StringBuilder):
ub = UnicodeBuilder()
ub.append(self._builder.build())
self._builder = ub
self.append = ub.append # shortcut only
self._builder.append(string)
def build(self):
return self._builder.build()
示例8: PyPyStringBuilderWriter
class PyPyStringBuilderWriter(BaseJSONWriter):
def __init__(self):
super(PyPyStringBuilderWriter, self).__init__()
self._data = StringBuilder()
@classmethod
def is_available(cls):
return StringBuilder is not None
def _write(self, s):
self._data.append(s)
def build(self):
return self._data.build()
示例9: process
def process(self, data):
dlen = len(data)
r = StringBuilder(dlen)
i = 0
k = self.ptr
m = self.msk
while i < dlen:
# r.append(chr(ord(data[i]) ^ self.msk[k & 3]))
r.append(chr(ord(data[i]) ^ ord(m[k & 3])))
k += 1
i += 1
self.ptr += dlen
return r.build()
示例10: encode
def encode(self, o):
"""Return a JSON string representation of a Python data structure.
>>> JSONEncoder().encode({"foo": ["bar", "baz"]})
'{"foo": ["bar", "baz"]}'
"""
if self.check_circular:
markers = {}
else:
markers = None
if self.ensure_ascii:
builder = StringBuilder()
else:
builder = StringOrUnicodeBuilder()
self.__encode(o, markers, builder, 0)
return builder.build()
示例11: test_simple
def test_simple(self):
from __pypy__.builders import StringBuilder
b = StringBuilder()
b.append("abc")
b.append("123")
b.append("1")
s = b.build()
assert s == "abc1231"
raises(ValueError, b.build)
raises(ValueError, b.append, "123")
示例12: test_stringbuilder
def test_stringbuilder(self):
from __pypy__.builders import StringBuilder
b = StringBuilder()
b.append("abc")
b.append("123")
assert len(b) == 6
b.append("you and me")
s = b.build()
raises(ValueError, len, b)
assert s == "abc123you and me"
raises(ValueError, b.build)
示例13: __init__
def __init__(self, s=b''):
if s:
self.builder = StringBuilder(len(s))
self.builder.append(s)
else:
self.builder = StringBuilder()
示例14: __init__
def __init__(self):
self._builder = StringBuilder()
示例15: __init__
def __init__(self):
self.__b = StringBuilder()