def getTypeFunc(self, data):
"""
Returns a callable that will encode C{data} to C{self.stream}. If
C{data} is unencodable, then C{None} is returned.
"""
if data is None:
return self.writeNull
t = type(data)
# try types that we know will work
if t is str or issubclass(t, str):
return self.writeBytes
if t is unicode or issubclass(t, unicode):
return self.writeString
elif t is bool:
return self.writeBoolean
elif t is float:
return self.writeNumber
elif t in python.int_types:
return self.writeNumber
elif t in (list, tuple):
return self.writeList
elif t is types.GeneratorType:
return self.writeGenerator
elif t is pyamf.UndefinedType:
return self.writeUndefined
elif t in (datetime.date, datetime.datetime, datetime.time):
return self.writeDate
elif xml.is_xml(data):
return self.writeXML
# check for any overridden types
for type_, func in pyamf.TYPE_MAP.iteritems():
try:
if isinstance(data, type_):
return _CustomTypeFunc(self, func)
except TypeError:
if python.callable(type_) and type_(data):
return _CustomTypeFunc(self, func)
if isinstance(data, (list, tuple)):
return self.writeSequence
# now try some types that won't encode
if t in python.class_types:
# can't encode classes
return None
elif isinstance(data, python.func_types):
# can't encode code objects
return None
elif isinstance(t, types.ModuleType):
# cannot encode module objects
return None
# well, we tried ..
return self.writeObject
def getTypeFunc(self, data):
"""
Returns a callable that will encode C{data} to C{self.stream}. If
C{data} is unencodable, then C{None} is returned.
"""
if data is None:
return self.writeNull
t = type(data)
# try types that we know will work
if t is str or issubclass(t, str):
return self.writeBytes
if t is unicode or issubclass(t, unicode):
return self.writeString
elif t is bool:
return self.writeBoolean
elif t is float:
return self.writeNumber
elif t in python.int_types:
return self.writeNumber
elif t in (list, tuple):
return self.writeList
elif t is types.GeneratorType:
return self.writeGenerator
elif t is pyamf.UndefinedType:
return self.writeUndefined
elif t in (datetime.date, datetime.datetime, datetime.time):
return self.writeDate
elif xml.is_xml(data):
return self.writeXML
# check for any overridden types
for type_, func in pyamf.TYPE_MAP.iteritems():
try:
if isinstance(data, type_):
return _CustomTypeFunc(self, func)
except TypeError:
if python.callable(type_) and type_(data):
return _CustomTypeFunc(self, func)
if isinstance(data, (list, tuple)):
return self.writeSequence
# now try some types that won't encode
if t in python.class_types:
# can't encode classes
return None
elif isinstance(data, python.func_types):
# can't encode code objects
return None
elif isinstance(t, types.ModuleType):
# cannot encode module objects
return None
# well, we tried ..
return self.writeObject
