def get_versions():
 commands = ['gcc -dumpversion', 'ld -v', 'dllwrap --version']
 return tuple([_find_exe_version(cmd) for cmd in commands])

def get_versions ( ) : commands = [ 'gcc -dumpversion' , 'ld -v' , 'dllwrap --version' ] return tuple ( [ _find_exe_version ( cmd ) for cmd in commands ] )
get version information or return default if unable to do so .