pylupdate4 --VERSION (return code: 0)
pylupdate4 warning: File '--VERSION' does not look like a project file
pylupdate4 (return code: 1)
Usage:
pylupdate4 [options] project-file
pylupdate4 [options] source-files -ts ts-files
Options:
-help Display this information and exit
-version
Display the version of pylupdate4 and exit
-verbose
Explain what is being done
-noobsolete
Drop all obsolete strings
-tr-function name
name() may be used instead of tr()
-trUtf8-function name
name() may be used instead of trUtf8()
-translate-function name
name() may be used instead of translate()