'false': False,
'null': None,
}
def JSONConstant(match, context, c=_CONSTANTS):
s = match.group(0)
fn = getattr(context, 'parse_constant', None)
if fn is None:
rval = c[s]
else:
rval = fn(s)
return rval, None
pattern('(-?Infinity|NaN|true|false|null)')(JSONConstant)
def JSONNumber(match, context):
match = JSONNumber.regex.match(match.string, *match.span())
integer, frac, exp = match.groups()
if frac or exp:
fn = getattr(context, 'parse_float', None) or float
res = fn(integer + (frac or '') + (exp or ''))
else:
fn = getattr(context, 'parse_int', None) or int
res = fn(integer)
return res, None
pattern(r'(-?(?:0|[1-9]\d*))(\.\d+)?([eE][-+]?\d+)?')(JSONNumber)
endlineno, endcolno = linecol(doc, end)
return '%s: line %d column %d - line %d column %d (char %d - %d)' % (
msg, lineno, colno, endlineno, endcolno, pos, end)
_CONSTANTS = {
'-Infinity': NegInf,
'Infinity': PosInf,
'NaN': NaN,
'true': True,
'false': False,
'null': None,
}
def JSONConstant(match, context, c=_CONSTANTS):
return c[match.group(0)], None
pattern('(-?Infinity|NaN|true|false|null)')(JSONConstant)
def JSONNumber(match, context):
match = JSONNumber.regex.match(match.string, *match.span())
integer, frac, exp = match.groups()
if frac or exp:
res = float(integer + (frac or '') + (exp or ''))
else:
res = int(integer)
return res, None
pattern(r'(-?(?:0|[1-9]\d*))(\.\d+)?([eE][-+]?\d+)?')(JSONNumber)
STRINGCHUNK = re.compile(r'(.*?)(["\\])', FLAGS)
BACKSLASH = {
'"': u'"', '\\': u'\\', '/': u'/',
'b': u'\b', 'f': u'\f', 'n': u'\n', 'r': u'\r', 't': u'\t',
def errmsg(msg, doc, pos, end=None):
lineno, colno = linecol(doc, pos)
if end is None:
return '%s: line %d column %d (char %d)' % (msg, lineno, colno, pos)
endlineno, endcolno = linecol(doc, end)
return '%s: line %d column %d - line %d column %d (char %d - %d)' % (
msg, lineno, colno, endlineno, endcolno, pos, end)
def JSONInfinity(match, context):
return PosInf, None
pattern('Infinity')(JSONInfinity)
def JSONNegInfinity(match, context):
return NegInf, None
pattern('-Infinity')(JSONNegInfinity)
def JSONNaN(match, context):
return NaN, None
pattern('NaN')(JSONNaN)
colno = pos
else:
colno = pos - doc.rindex('\n', 0, pos)
return lineno, colno
def errmsg(msg, doc, pos, end=None):
lineno, colno = linecol(doc, pos)
if end is None:
return '%s: line %d column %d (char %d)' % (msg, lineno, colno, pos)
endlineno, endcolno = linecol(doc, end)
return '%s: line %d column %d - line %d column %d (char %d - %d)' % (
msg, lineno, colno, endlineno, endcolno, pos, end)
def JSONInfinity(match, context):
return PosInf, None
pattern('Infinity')(JSONInfinity)
def JSONNegInfinity(match, context):
return NegInf, None
pattern('-Infinity')(JSONNegInfinity)
def JSONNaN(match, context):
return NaN, None
pattern('NaN')(JSONNaN)
def JSONTrue(match, context):
return True, None
pattern('true')(JSONTrue)
def JSONFalse(match, context):
return False, None
pass
return simplejson.JSONEncoder.default(self, obj)
'''
def _iterencode_default(self, obj, markers=None):
try:
return datetime2json(obj)
except TypeError:
pass
return simplejson.JSONEncoder._iterencode_default(
self, obj, markers)
def JSONDateTime(match, context):
dt = json2datetime(match.string)
return (dt, None)
pattern(re_datetime)(JSONDateTime)
class DateDecoder(simplejson.JSONDecoder):
_scanner = Scanner(ANYTHING + [JSONDateTime])
# Encoder/decoder functions
def encode(obj):
try:
json = simplejson.dumps(obj, cls=DateEncoder)
return json.encode('utf8')
except (SystemExit, KeyboardInterrupt):
# For python 2.4 compatibility
raise
except Exception, e:
raise EncodeError, (
'exception [%s] raised in simplejson: %s' %
