chore: import upstream snapshot with attribution

python/ray/autoscaler/_private/cli_logger_demoall.py

@@ -0,0 +1,40 @@
+#!/usr/bin/env python
+
+# This is an executable script that runs an example of every single CliLogger
+# function for demonstration purposes. Primarily useful for tuning color and
+# other formatting.
+
+from ray.autoscaler._private.cli_logger import cf, cli_logger
+
+cli_logger.configure(log_style="auto", verbosity=999)
+
+cli_logger.print(cf.bold("Bold ") + cf.italic("Italic ") + cf.underlined("Underlined"))
+cli_logger.labeled_value("Label", "value")
+cli_logger.print("List: {}", cli_logger.render_list([1, 2, 3]))
+cli_logger.newline()
+cli_logger.very_verbose("Very verbose")
+cli_logger.verbose("Verbose")
+cli_logger.verbose_warning("Verbose warning")
+cli_logger.verbose_error("Verbose error")
+cli_logger.print("Info")
+cli_logger.success("Success")
+cli_logger.warning("Warning")
+cli_logger.error("Error")
+cli_logger.newline()
+try:
+    cli_logger.abort("Abort")
+except Exception:
+    pass
+try:
+    cli_logger.doassert(False, "Assert")
+except Exception:
+    pass
+cli_logger.newline()
+cli_logger.confirm(True, "example")
+cli_logger.newline()
+with cli_logger.indented():
+    cli_logger.print("Indented")
+with cli_logger.group("Group"):
+    cli_logger.print("Group contents")
+with cli_logger.verbatim_error_ctx("Verbtaim error"):
+    cli_logger.print("Error contents")