def temp_file_structure(self, base_path, files_repr):
self.make_file_structure(base_path, files_repr)
try:
yield
finally:
with swallow_os_errors():
self.cleanup_files(base_path, base_path != '')
def save_to_file(self, filename, comment=None):
success = False
try:
json_repr = self.json_representation()
# Override saved comment without changing .comment field in plan
if comment is not None:
json_repr['comment'] = comment
with open(filename, 'wt') as f:
json.dump(self.json_representation(), f, indent=4)
success = True
except PermissionError:
raise CannotSaveRenamePlanPermissionsError(filename) from None
except OSError:
raise CannotSaveRenamePlanFailedWritingFileError(filename) from None
except Exception as e:
raise CannotSaveRenamePlanOtherError(filename, e) from None
finally:
if not success:
with swallow_os_errors():
os.remove(filename)
