Attribute returns a logging attribute.

Buffer returns a logger that writes to a buffer.

CleanModelNameForFileSystem cleans a model name to be useable for directory and file names on the file system.

CloseOpenLogFiles closes the files that were opened by some logger.

File returns a logger that writes to a file.

STDOUT returns a logger that writes to STDOUT.

Logger holds a logger to log to.

AttributeKey defines a key for attributes handed to the structural logger.

Flags defines how log messages should be printed.