blob: 0149ffad0d5f379f5894fe2ef50df5ad7cd7f704 [file] [log] [blame]
cimport cpython
cimport libc.stdlib
from libc.stdint cimport *
# https://groups.google.com/forum/#!topic/cython-users/xoKNFTRagvk
cdef _from_string_and_size(char *s, size_t length):
return s[:length].encode('utf-8')
cdef extern from *:
ctypedef enum plist_type:
PLIST_BOOLEAN,
PLIST_UINT,
PLIST_REAL,
PLIST_STRING,
PLIST_ARRAY,
PLIST_DICT,
PLIST_DATE,
PLIST_DATA,
PLIST_KEY,
PLIST_UID,
PLIST_NONE
plist_t plist_new_bool(uint8_t val)
void plist_get_bool_val(plist_t node, uint8_t *val)
void plist_set_bool_val(plist_t node, uint8_t val)
plist_t plist_new_uint(uint64_t val)
void plist_get_uint_val(plist_t node, uint64_t *val)
void plist_set_uint_val(plist_t node, uint64_t val)
plist_t plist_new_real(double val)
void plist_get_real_val(plist_t node, double *val)
void plist_set_real_val(plist_t node, double val)
plist_t plist_new_date(int32_t sec, int32_t usec)
void plist_get_date_val(plist_t node, int32_t * sec, int32_t * usec)
void plist_set_date_val(plist_t node, int32_t sec, int32_t usec)
void plist_get_key_val(plist_t node, char **val)
void plist_set_key_val(plist_t node, char *val)
plist_t plist_new_uid(uint64_t val)
void plist_get_uid_val(plist_t node, uint64_t *val)
void plist_set_uid_val(plist_t node, uint64_t val)
plist_t plist_new_string(char *val)
void plist_get_string_val(plist_t node, char **val)
void plist_set_string_val(plist_t node, char *val)
plist_t plist_new_data(char *val, uint64_t length)
void plist_get_data_val(plist_t node, char **val, uint64_t * length)
void plist_set_data_val(plist_t node, char *val, uint64_t length)
plist_t plist_new_dict()
int plist_dict_get_size(plist_t node)
plist_t plist_dict_get_item(plist_t node, char* key)
void plist_dict_set_item(plist_t node, char* key, plist_t item)
void plist_dict_insert_item(plist_t node, char* key, plist_t item)
void plist_dict_remove_item(plist_t node, char* key)
void plist_dict_new_iter(plist_t node, plist_dict_iter *iter)
void plist_dict_next_item(plist_t node, plist_dict_iter iter, char **key, plist_t *val)
plist_t plist_new_array()
uint32_t plist_array_get_size(plist_t node)
plist_t plist_array_get_item(plist_t node, uint32_t n)
uint32_t plist_array_get_item_index(plist_t node)
void plist_array_set_item(plist_t node, plist_t item, uint32_t n)
void plist_array_append_item(plist_t node, plist_t item)
void plist_array_insert_item(plist_t node, plist_t item, uint32_t n)
void plist_array_remove_item(plist_t node, uint32_t n)
void plist_free(plist_t plist)
plist_t plist_copy(plist_t plist)
void plist_to_xml(plist_t plist, char **plist_xml, uint32_t *length)
void plist_to_bin(plist_t plist, char **plist_bin, uint32_t *length)
plist_t plist_get_parent(plist_t node)
plist_type plist_get_node_type(plist_t node)
void plist_from_xml(char *plist_xml, uint32_t length, plist_t * plist)
void plist_from_bin(char *plist_bin, uint32_t length, plist_t * plist)
cdef class Node:
def __init__(self, *args, **kwargs):
self._c_managed = True
def __dealloc__(self):
if self._c_node is not NULL and self._c_managed:
plist_free(self._c_node)
cpdef object __deepcopy__(self, memo={}):
return plist_t_to_node(plist_copy(self._c_node))
cpdef object copy(self):
cdef plist_t c_node = NULL
c_node = plist_copy(self._c_node)
return plist_t_to_node(c_node)
cpdef unicode to_xml(self):
cdef:
char* out = NULL
uint32_t length
plist_to_xml(self._c_node, &out, &length)
try:
return cpython.PyUnicode_DecodeUTF8(out, length, 'strict')
finally:
if out != NULL:
libc.stdlib.free(out)
cpdef bytes to_bin(self):
cdef:
char* out = NULL
uint32_t length
plist_to_bin(self._c_node, &out, &length)
try:
return bytes(out[:length])
finally:
if out != NULL:
libc.stdlib.free(out)
property parent:
def __get__(self):
cdef plist_t c_parent = NULL
cdef Node node
c_parent = plist_get_parent(self._c_node)
if c_parent == NULL:
return None
return plist_t_to_node(c_parent)
def __str__(self):
return str(self.get_value())
cdef class Bool(Node):
def __cinit__(self, object value=None, *args, **kwargs):
if value is None:
self._c_node = plist_new_bool(0)
else:
self._c_node = plist_new_bool(bool(value))
def __nonzero__(self):
return self.get_value()
def __richcmp__(self, other, op):
cdef bint b = self.get_value()
if op == 0:
return b < other
if op == 1:
return b <= other
if op == 2:
return b == other
if op == 3:
return b != other
if op == 4:
return b > other
if op == 5:
return b >= other
def __repr__(self):
b = self.get_value()
return '<Bool: %s>' % b
cpdef set_value(self, object value):
plist_set_bool_val(self._c_node, bool(value))
cpdef bint get_value(self):
cdef uint8_t value
plist_get_bool_val(self._c_node, &value)
return bool(value)
cdef Bool Bool_factory(plist_t c_node, bint managed=True):
cdef Bool instance = Bool.__new__(Bool)
instance._c_managed = managed
instance._c_node = c_node
return instance
cdef class Integer(Node):
def __cinit__(self, object value=None, *args, **kwargs):
if value is None:
self._c_node = plist_new_uint(0)
else:
self._c_node = plist_new_uint(int(value))
def __repr__(self):
cdef uint64_t i = self.get_value()
return '<Integer: %s>' % i
def __int__(self):
return self.get_value()
def __float__(self):
return float(self.get_value())
def __richcmp__(self, other, op):
cdef int i = self.get_value()
if op == 0:
return i < other
if op == 1:
return i <= other
if op == 2:
return i == other
if op == 3:
return i != other
if op == 4:
return i > other
if op == 5:
return i >= other
cpdef set_value(self, object value):
plist_set_uint_val(self._c_node, int(value))
cpdef uint64_t get_value(self):
cdef uint64_t value
plist_get_uint_val(self._c_node, &value)
return value
cdef Integer Integer_factory(plist_t c_node, bint managed=True):
cdef Integer instance = Integer.__new__(Integer)
instance._c_managed = managed
instance._c_node = c_node
return instance
cdef class Real(Node):
def __cinit__(self, object value=None, *args, **kwargs):
if value is None:
self._c_node = plist_new_real(0.0)
else:
self._c_node = plist_new_real(float(value))
def __repr__(self):
r = self.get_value()
return '<Real: %s>' % r
def __float__(self):
return self.get_value()
def __int__(self):
return int(self.get_value())
def __richcmp__(self, other, op):
cdef float f = self.get_value()
if op == 0:
return f < other
if op == 1:
return f <= other
if op == 2:
return f == other
if op == 3:
return f != other
if op == 4:
return f > other
if op == 5:
return f >= other
cpdef set_value(self, object value):
plist_set_real_val(self._c_node, float(value))
cpdef float get_value(self):
cdef double value
plist_get_real_val(self._c_node, &value)
return value
cdef Real Real_factory(plist_t c_node, bint managed=True):
cdef Real instance = Real.__new__(Real)
instance._c_managed = managed
instance._c_node = c_node
return instance
cdef class Uid(Node):
def __cinit__(self, object value=None, *args, **kwargs):
if value is None:
self._c_node = plist_new_uid(0)
else:
self._c_node = plist_new_uid(int(value))
def __repr__(self):
cdef uint64_t i = self.get_value()
return '<Uid: %s>' % i
def __int__(self):
return self.get_value()
def __float__(self):
return float(self.get_value())
def __richcmp__(self, other, op):
cdef int i = self.get_value()
if op == 0:
return i < other
if op == 1:
return i <= other
if op == 2:
return i == other
if op == 3:
return i != other
if op == 4:
return i > other
if op == 5:
return i >= other
cpdef set_value(self, object value):
plist_set_uid_val(self._c_node, int(value))
cpdef uint64_t get_value(self):
cdef uint64_t value
plist_get_uid_val(self._c_node, &value)
return value
cdef Uid Uid_factory(plist_t c_node, bint managed=True):
cdef Uid instance = Uid.__new__(Uid)
instance._c_managed = managed
instance._c_node = c_node
return instance
from cpython cimport PY_MAJOR_VERSION
cdef class Key(Node):
def __cinit__(self, object value=None, *args, **kwargs):
cdef:
char* c_utf8_data = NULL
bytes utf8_data
if value is None:
raise ValueError("Requires a value")
else:
if isinstance(value, unicode):
utf8_data = value.encode('utf-8')
elif (PY_MAJOR_VERSION < 3) and isinstance(value, str):
value.encode('ascii') # trial decode
utf8_data = value.encode('ascii')
else:
raise ValueError("Requires unicode input, got %s" % type(value))
c_utf8_data = utf8_data
self._c_node = plist_new_string("")
plist_set_key_val(self._c_node, c_utf8_data)
def __repr__(self):
s = self.get_value()
return '<Key: %s>' % s.encode('utf-8')
def __richcmp__(self, other, op):
cdef unicode s = self.get_value()
if op == 0:
return s < other
if op == 1:
return s <= other
if op == 2:
return s == other
if op == 3:
return s != other
if op == 4:
return s > other
if op == 5:
return s >= other
cpdef set_value(self, object value):
cdef:
char* c_utf8_data = NULL
bytes utf8_data
if value is None:
plist_set_key_val(self._c_node, c_utf8_data)
else:
if isinstance(value, unicode):
utf8_data = value.encode('utf-8')
elif (PY_MAJOR_VERSION < 3) and isinstance(value, str):
value.encode('ascii') # trial decode
utf8_data = value.encode('ascii')
else:
raise ValueError("Requires unicode input, got %s" % type(value))
c_utf8_data = utf8_data
plist_set_key_val(self._c_node, c_utf8_data)
cpdef unicode get_value(self):
cdef:
char* c_value = NULL
plist_get_key_val(self._c_node, &c_value)
try:
return cpython.PyUnicode_DecodeUTF8(c_value, len(c_value), 'strict')
finally:
libc.stdlib.free(c_value)
cdef Key Key_factory(plist_t c_node, bint managed=True):
cdef Key instance = Key.__new__(Key)
instance._c_managed = managed
instance._c_node = c_node
return instance
cdef class String(Node):
def __cinit__(self, object value=None, *args, **kwargs):
cdef:
char* c_utf8_data = NULL
bytes utf8_data
if value is None:
self._c_node = plist_new_string("")
else:
if isinstance(value, unicode):
utf8_data = value.encode('utf-8')
elif (PY_MAJOR_VERSION < 3) and isinstance(value, str):
value.encode('ascii') # trial decode
utf8_data = value.encode('ascii')
else:
raise ValueError("Requires unicode input, got %s" % type(value))
c_utf8_data = utf8_data
self._c_node = plist_new_string(c_utf8_data)
def __repr__(self):
s = self.get_value()
return '<String: %s>' % s.encode('utf-8')
def __richcmp__(self, other, op):
cdef unicode s = self.get_value()
if op == 0:
return s < other
if op == 1:
return s <= other
if op == 2:
return s == other
if op == 3:
return s != other
if op == 4:
return s > other
if op == 5:
return s >= other
cpdef set_value(self, object value):
cdef:
char* c_utf8_data = NULL
bytes utf8_data
if value is None:
plist_set_string_val(self._c_node, c_utf8_data)
else:
if isinstance(value, unicode):
utf8_data = value.encode('utf-8')
elif (PY_MAJOR_VERSION < 3) and isinstance(value, str):
value.encode('ascii') # trial decode
utf8_data = value.encode('ascii')
else:
raise ValueError("Requires unicode input, got %s" % type(value))
c_utf8_data = utf8_data
plist_set_string_val(self._c_node, c_utf8_data)
cpdef unicode get_value(self):
cdef:
char* c_value = NULL
plist_get_string_val(self._c_node, &c_value)
try:
return cpython.PyUnicode_DecodeUTF8(c_value, len(c_value), 'strict')
finally:
libc.stdlib.free(c_value)
cdef String String_factory(plist_t c_node, bint managed=True):
cdef String instance = String.__new__(String)
instance._c_managed = managed
instance._c_node = c_node
return instance
cdef extern from "plist_util.h":
void datetime_to_ints(object obj, int32_t* sec, int32_t* usec)
object ints_to_datetime(int32_t sec, int32_t usec)
int check_datetime(object obj)
cdef plist_t create_date_plist(value=None):
cdef plist_t node = NULL
cdef int32_t secs
cdef int32_t usecs
if value is None:
node = plist_new_date(0, 0)
elif check_datetime(value):
datetime_to_ints(value, &secs, &usecs)
node = plist_new_date(secs, usecs)
return node
cdef class Date(Node):
def __cinit__(self, object value=None, *args, **kwargs):
self._c_node = create_date_plist(value)
def __repr__(self):
d = self.get_value()
return '<Date: %s>' % d.ctime()
def __richcmp__(self, other, op):
d = self.get_value()
if op == 0:
return d < other
if op == 1:
return d <= other
if op == 2:
return d == other
if op == 3:
return d != other
if op == 4:
return d > other
if op == 5:
return d >= other
cpdef object get_value(self):
cdef int32_t secs = 0
cdef int32_t usecs = 0
plist_get_date_val(self._c_node, &secs, &usecs)
return ints_to_datetime(secs, usecs)
cpdef set_value(self, object value):
cdef int32_t secs
cdef int32_t usecs
if not check_datetime(value):
raise ValueError("Expected a datetime")
datetime_to_ints(value, &secs, &usecs)
plist_set_date_val(self._c_node, secs, usecs)
cdef Date Date_factory(plist_t c_node, bint managed=True):
cdef Date instance = Date.__new__(Date)
instance._c_managed = managed
instance._c_node = c_node
return instance
cdef class Data(Node):
def __cinit__(self, object value=None, *args, **kwargs):
if value is None:
self._c_node = plist_new_data(NULL, 0)
else:
self._c_node = plist_new_data(value, len(value))
def __repr__(self):
d = self.get_value()
return '<Data: %s>' % d
def __richcmp__(self, other, op):
cdef bytes d = self.get_value()
if op == 0:
return d < other
if op == 1:
return d <= other
if op == 2:
return d == other
if op == 3:
return d != other
if op == 4:
return d > other
if op == 5:
return d >= other
cpdef bytes get_value(self):
cdef:
char* val = NULL
uint64_t length = 0
plist_get_data_val(self._c_node, &val, &length)
try:
return _from_string_and_size(val, length)
finally:
libc.stdlib.free(val)
cpdef set_value(self, object value):
cdef:
bytes py_val = value
plist_set_data_val(self._c_node, py_val, len(value))
cdef Data Data_factory(plist_t c_node, bint managed=True):
cdef Data instance = Data.__new__(Data)
instance._c_managed = managed
instance._c_node = c_node
return instance
cdef plist_t create_dict_plist(object value=None):
cdef plist_t node = NULL
cdef plist_t c_node = NULL
node = plist_new_dict()
if value is not None and isinstance(value, dict):
for key, item in value.items():
c_node = native_to_plist_t(item)
plist_dict_set_item(node, key, c_node)
c_node = NULL
return node
cimport cpython
cdef class Dict(Node):
def __cinit__(self, object value=None, *args, **kwargs):
self._c_node = create_dict_plist(value)
def __init__(self, value=None, *args, **kwargs):
self._init()
cdef void _init(self):
cdef plist_dict_iter it = NULL
cdef char* key = NULL
cdef plist_t subnode = NULL
self._map = cpython.PyDict_New()
plist_dict_new_iter(self._c_node, &it);
plist_dict_next_item(self._c_node, it, &key, &subnode);
while subnode is not NULL:
py_key = key
if PY_MAJOR_VERSION >= 3:
py_key = py_key.decode('utf-8')
cpython.PyDict_SetItem(self._map, py_key, plist_t_to_node(subnode, False))
subnode = NULL
libc.stdlib.free(key)
key = NULL
plist_dict_next_item(self._c_node, it, &key, &subnode);
libc.stdlib.free(it)
def __dealloc__(self):
self._map = None
def __richcmp__(self, other, op):
cdef dict d = self.get_value()
if op == 0:
return d < other
if op == 1:
return d <= other
if op == 2:
return d == other
if op == 3:
return d != other
if op == 4:
return d > other
if op == 5:
return d >= other
def __len__(self):
return cpython.PyDict_Size(self._map)
def __repr__(self):
return '<Dict: %s>' % self._map
cpdef dict get_value(self):
return dict([(key, value.get_value()) for key, value in self.items()])
cpdef set_value(self, dict value):
plist_free(self._c_node)
self._map = {}
self._c_node = NULL
self._c_node = create_dict_plist(value)
self._init()
def __iter__(self):
return self._map.__iter__()
cpdef bint has_key(self, key):
return self._map.has_key(key)
cpdef object get(self, key, default=None):
return self._map.get(key, default)
cpdef list keys(self):
return cpython.PyDict_Keys(self._map)
cpdef object iterkeys(self):
return self._map.iterkeys()
cpdef list items(self):
return cpython.PyDict_Items(self._map)
cpdef object iteritems(self):
return self._map.iteritems()
cpdef list values(self):
return cpython.PyDict_Values(self._map)
cpdef object itervalues(self):
return self._map.itervalues()
def __getitem__(self, key):
return self._map[key]
def __setitem__(self, key, value):
cdef Node n
if isinstance(value, Node):
n = value.copy()
else:
n = plist_t_to_node(native_to_plist_t(value), False)
plist_dict_set_item(self._c_node, key, n._c_node)
self._map[key] = n
def __delitem__(self, key):
cpython.PyDict_DelItem(self._map, key)
plist_dict_remove_item(self._c_node, key)
cdef Dict Dict_factory(plist_t c_node, bint managed=True):
cdef Dict instance = Dict.__new__(Dict)
instance._c_managed = managed
instance._c_node = c_node
instance._init()
return instance
cdef plist_t create_array_plist(object value=None):
cdef plist_t node = NULL
cdef plist_t c_node = NULL
node = plist_new_array()
if value is not None and (isinstance(value, list) or isinstance(value, tuple)):
for item in value:
c_node = native_to_plist_t(item)
plist_array_append_item(node, c_node)
c_node = NULL
return node
cdef class Array(Node):
def __cinit__(self, object value=None, *args, **kwargs):
self._c_node = create_array_plist(value)
def __init__(self, value=None, *args, **kwargs):
self._init()
cdef void _init(self):
self._array = []
cdef uint32_t size = plist_array_get_size(self._c_node)
cdef plist_t subnode = NULL
for i in range(size):
subnode = plist_array_get_item(self._c_node, i)
self._array.append(plist_t_to_node(subnode, False))
def __richcmp__(self, other, op):
cdef list l = self.get_value()
if op == 0:
return l < other
if op == 1:
return l <= other
if op == 2:
return l == other
if op == 3:
return l != other
if op == 4:
return l > other
if op == 5:
return l >= other
def __len__(self):
return len(self._array)
def __repr__(self):
return '<Array: %s>' % self._array
cpdef list get_value(self):
return [i.get_value() for i in self]
cpdef set_value(self, object value):
self._array = []
plist_free(self._c_node)
self._c_node = NULL
self._c_node = create_array_plist(value)
self._init()
def __iter__(self):
return self._array.__iter__()
def __getitem__(self, index):
return self._array[index]
def __setitem__(self, index, value):
cdef Node n
if isinstance(value, Node):
n = value.copy()
else:
n = plist_t_to_node(native_to_plist_t(value), False)
if index < 0:
index = len(self) + index
plist_array_set_item(self._c_node, n._c_node, index)
self._array[index] = n
def __delitem__(self, index):
if index < 0:
index = len(self) + index
del self._array[index]
plist_array_remove_item(self._c_node, index)
cpdef append(self, object item):
cdef Node n
if isinstance(item, Node):
n = item.copy()
else:
n = plist_t_to_node(native_to_plist_t(item), False)
plist_array_append_item(self._c_node, n._c_node)
self._array.append(n)
cdef Array Array_factory(plist_t c_node, bint managed=True):
cdef Array instance = Array.__new__(Array)
instance._c_managed = managed
instance._c_node = c_node
instance._init()
return instance
cpdef object from_xml(xml):
cdef plist_t c_node = NULL
plist_from_xml(xml, len(xml), &c_node)
return plist_t_to_node(c_node)
cpdef object from_bin(bytes bin):
cdef plist_t c_node = NULL
plist_from_bin(bin, len(bin), &c_node)
return plist_t_to_node(c_node)
cdef plist_t native_to_plist_t(object native):
cdef plist_t c_node
cdef plist_t child_c_node
cdef int32_t secs = 0
cdef int32_t usecs = 0
cdef Node node
if isinstance(native, Node):
node = native
return plist_copy(node._c_node)
if isinstance(native, basestring):
return plist_new_string(native)
if isinstance(native, bool):
return plist_new_bool(<bint>native)
if isinstance(native, int) or isinstance(native, long):
return plist_new_uint(native)
if isinstance(native, float):
return plist_new_real(native)
if isinstance(native, dict):
return create_dict_plist(native)
if isinstance(native, list) or isinstance(native, tuple):
return create_array_plist(native)
if check_datetime(native):
return create_date_plist(native)
cdef object plist_t_to_node(plist_t c_plist, bint managed=True):
cdef plist_type t = plist_get_node_type(c_plist)
if t == PLIST_BOOLEAN:
return Bool_factory(c_plist, managed)
if t == PLIST_UINT:
return Integer_factory(c_plist, managed)
if t == PLIST_KEY:
return Key_factory(c_plist, managed)
if t == PLIST_REAL:
return Real_factory(c_plist, managed)
if t == PLIST_STRING:
return String_factory(c_plist, managed)
if t == PLIST_ARRAY:
return Array_factory(c_plist, managed)
if t == PLIST_DICT:
return Dict_factory(c_plist, managed)
if t == PLIST_DATE:
return Date_factory(c_plist, managed)
if t == PLIST_DATA:
return Data_factory(c_plist, managed)
if t == PLIST_UID:
return Uid_factory(c_plist, managed)
if t == PLIST_NONE:
return None
# This is to match up with the new plistlib API
# http://docs.python.org/dev/library/plistlib.html
# dump() and dumps() are not yet implemented
FMT_XML = 1
FMT_BINARY = 2
cpdef object load(fp, fmt=None, use_builtin_types=True, dict_type=dict):
is_binary = fp.read(6) == 'bplist'
fp.seek(0)
cdef object cb = None
if not fmt:
if is_binary:
if 'b' not in fp.mode:
raise IOError('File handle must be opened in binary (b) mode to read binary property lists')
cb = from_bin
else:
cb = from_xml
else:
if fmt not in (FMT_XML, FMT_BINARY):
raise ValueError('Format must be constant FMT_XML or FMT_BINARY')
if fmt == FMT_BINARY:
cb = from_bin
elif fmt == FMT_XML:
cb = from_xml
if is_binary and fmt == FMT_XML:
raise ValueError('Cannot parse binary property list as XML')
elif not is_binary and fmt == FMT_BINARY:
raise ValueError('Cannot parse XML property list as binary')
return cb(fp.read())
cpdef object loads(data, fmt=None, use_builtin_types=True, dict_type=dict):
is_binary = data[0:6] == 'bplist'
cdef object cb = None
if fmt is not None:
if fmt not in (FMT_XML, FMT_BINARY):
raise ValueError('Format must be constant FMT_XML or FMT_BINARY')
if fmt == FMT_BINARY:
cb = from_bin
else:
cb = from_xml
else:
if is_binary:
cb = from_bin
else:
cb = from_xml
if is_binary and fmt == FMT_XML:
raise ValueError('Cannot parse binary property list as XML')
elif not is_binary and fmt == FMT_BINARY:
raise ValueError('Cannot parse XML property list as binary')
return cb(data)
cpdef object dump(value, fp, fmt=FMT_XML, sort_keys=True, skipkeys=False):
fp.write(dumps(value, fmt=fmt))
cpdef object dumps(value, fmt=FMT_XML, sort_keys=True, skipkeys=False):
if fmt not in (FMT_XML, FMT_BINARY):
raise ValueError('Format must be constant FMT_XML or FMT_BINARY')
if check_datetime(value):
node = Date(value)
elif isinstance(value, unicode):
node = String(value)
elif PY_MAJOR_VERSION >= 3 and isinstance(value, bytes):
node = Data(value)
elif isinstance(value, str):
# See if this is binary
try:
node = String(value)
except ValueError:
node = Data(value)
elif isinstance(value, bool):
node = Bool(value)
elif isinstance(value, int):
node = Integer(value)
elif isinstance(value, float):
node = Real(value)
elif isinstance(value, dict):
node = Dict(value)
elif type(value) in (list, set, tuple):
node = Array(value)
if fmt == FMT_XML:
return node.to_xml()
return node.to_bin()