W_UnicodeObject.EMPTY = W_UnicodeObject(u'')
# Helper for converting int/long this is called only from
# {int,long,float}type.descr__new__: in the default branch this is implemented
# using the same logic as PyUnicode_EncodeDecimal, as CPython 2.7 does.
#
# In CPython3 the call to PyUnicode_EncodeDecimal has been replaced to a call
# to PyUnicode_TransformDecimalToASCII, which is much simpler. Here, we do the
# equivalent plus the final step of encoding the result to utf-8.
def unicode_to_decimal_w(space, w_unistr):
if not isinstance(w_unistr, W_UnicodeObject):
raise oefmt(space.w_TypeError, "expected unicode, got '%T'", w_unistr)
unistr = w_unistr._value
result = [u'\0'] * len(unistr)
for i in xrange(len(unistr)):
uchr = ord(unistr[i])
if uchr > 127:
if unicodedb.isspace(uchr):
result[i] = ' '
continue
try:
uchr = ord(u'0') + unicodedb.decimal(uchr)
except KeyError:
pass
result[i] = unichr(uchr)
return unicodehelper.encode_utf8(space, u''.join(result))
_repr_function, _ = make_unicode_escape_function(
pass_printable=True, unicode_output=True, quotes=True, prefix='')
raise oefmt(space.w_TypeError, "expected unicode, got '%T'", w_unistr)
unistr = w_unistr._value
result = ['\0'] * len(unistr)
digits = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
for i in xrange(len(unistr)):
uchr = ord(unistr[i])
if unicodedb.isspace(uchr):
result[i] = ' '
continue
try:
result[i] = digits[unicodedb.decimal(uchr)]
except KeyError:
if 0 < uchr < 256:
result[i] = chr(uchr)
else:
w_encoding = space.newtext('decimal')
w_start = space.newint(i)
w_end = space.newint(i + 1)
w_reason = space.newtext('invalid decimal Unicode string')
raise OperationError(
space.w_UnicodeEncodeError,
space.newtuple(
[w_encoding, w_unistr, w_start, w_end, w_reason]))
return ''.join(result)
_repr_function, _ = make_unicode_escape_function(pass_printable=False,
unicode_output=False,
quotes=True,
prefix='u')
