<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _rmv_pkg(self, package):
 """Remove one signle package """

        removes = []
        if GetFromInstalled(package).name() and package not in self.skip:
            ver = GetFromInstalled(package).version()
            removes.append(package + ver)
            self._removepkg(package)
        return removes