code: def open(self):
          
          if not self.handle:
              self.lvm.open()
              self.__vgh = lvm_vg_open(self.lvm.handle, self.name, self.mode)
              if not bool(self.__vgh):
                  raise HandleError("Failed to initialize VG Handle.")
docs: Obtains the lvm and vg_t handle. Usually you would never need to use this method
          unless you are doing operations using the ctypes function wrappers in conversion.py
  
          *Raises:*
  
          *       HandleError