def decode_value(self, value, typelist=None):
typelist = [instantiate(t) for t in wrap_list(typelist or [])]
raw_values = force_unicode(value).split(self.VALUES_SEP)
decoded_values = []
for v, type in zip_longest(raw_values, typelist):
if type is None:
to_python = force_unicode
else:
to_python_factory = self.PROCESSOR_FACTORIES.get(
type.__class__)
if to_python_factory:
to_python = to_python_factory(type)
else:
to_python = type.to_python_single
if v is None:
continue
if v == self.NULL_VAL:
decoded_values.append(None)
else:
try:
decoded_values.append(to_python(v))
except ValueError:
break
return decoded_values
def decode_value(self, value, typelist=None):
typelist = [instantiate(t) for t in wrap_list(typelist or [])]
raw_values = force_unicode(value).split(self.VALUES_SEP)
decoded_values = []
for v, type in zip_longest(raw_values, typelist):
if type is None:
to_python = force_unicode
else:
to_python_factory = self.PROCESSOR_FACTORIES.get(type.__class__)
if to_python_factory:
to_python = to_python_factory(type)
else:
to_python = type.to_python_single
if v is None:
continue
if v == self.NULL_VAL:
decoded_values.append(None)
else:
try:
decoded_values.append(to_python(v))
except ValueError:
break
return decoded_values
def encode_value(self, value, typelist=None):
typelist = [instantiate(t) for t in wrap_list(typelist or [])]
return self.VALUES_SEP.join(
self._encode_value(v, t)
for v, t in zip_longest(wrap_list(value), typelist))