def __write(self, lines):
try:
with open(self.path, 'w') as fd:
for line in lines:
fd.write(str(line) + '\n')
except EnvironmentError as e:
# should never happen
raise cinv.Error(str(e))
def __setitem__(self, key, value):
try:
with open(os.path.join(self.path, key), "w") as fd:
if type(value) == type([]):
for v in value:
fd.write(str(v) + '\n')
else:
fd.write(str(value) + '\n')
except EnvironmentError as e:
raise cinv.Error(str(e))
def __set__(self, instance, value):
path = self._get_path(instance)
if value:
try:
with open(path, "w") as fd:
fd.write("%s\n" % str(value))
except EnvironmentError as e:
raise cinv.Error(str(e))
else:
try:
os.remove(path)
except EnvironmentError:
pass
def __set__(self, instance, value):
path = self._get_path(instance)
if value:
try:
open(path, "w").close()
except EnvironmentError as e:
raise cinv.Error(str(e))
else:
try:
os.remove(path)
except EnvironmentError:
# ignore
pass
def __init__(self, path, initial=None, **kwargs):
if not os.path.isabs(path):
raise AbsolutePathRequiredError(path)
self.path = path
try:
# create directory if it doesn't exist
if not os.path.isdir(self.path):
os.mkdir(self.path)
except EnvironmentError as e:
raise cinv.Error(str(e))
if initial is not None:
self.update(initial)
if kwargs:
self.update(kwargs)
def __len__(self):
try:
return len(os.listdir(self.path))
except EnvironmentError as e:
raise cinv.Error(str(e))