def from_base64(cls, value):
if value is None:
return None
istream = StringIO(value)
ostream = StringIO()
base64.decode(istream, ostream)
ostream.seek(0)
return Attachment(data=ostream.read())
def from_base64(cls, value):
if value is None:
return None
istream = StringIO(value)
ostream = StringIO()
base64.decode(istream, ostream)
ostream.seek(0)
return Attachment(data=ostream.read())
def to_base64(cls, value):
if value is None:
return None
ostream = StringIO()
if not (value.data is None):
istream = StringIO(value.data)
elif not (value.file_name is None):
istream = open(value.file_name, 'rb')
else:
raise ValueError("Neither data nor a file_name has been specified")
base64.encode(istream, ostream)
ostream.seek(0)
return ostream.read()
def to_base64(cls, value):
if value is None:
return None
ostream = StringIO()
if not (value.data is None):
istream = StringIO(value.data)
elif not (value.file_name is None):
istream = open(value.file_name, 'rb')
else:
raise ValueError("Neither data nor a file_name has been specified")
base64.encode(istream, ostream)
ostream.seek(0)
return ostream.read()
