Python-style logging statements

Source: R/utils-logging.R

After initializing the level-specific log files with logger.setup(...), this function will generate WARN level log statements.

logger.warn(msg, ...)

Arguments

msg

Message with format strings applied to additional arguments.

...

Additional arguments to be formatted.

Value

No return value.

Note

All functionality is built on top of the excellent futile.logger package.

See also

logger.setup

Examples

if (FALSE) {
# Only save three log files
logger.setup(
  debugLog = "debug.log",
  infoLog = "info.log",
  errorLog = "error.log"
)

# But allow log statements at all levels within the code
logger.trace("trace statement #%d", 1)
logger.debug("debug statement")
logger.info("info statement %s %s", "with", "arguments")
logger.warn("warn statement %s", "about to try something dumb")
result <- try(1/"a", silent=TRUE)
logger.error("error message: %s", geterrmessage())
logger.fatal("fatal statement %s", "THE END")
}