def __init__(self, no_current_msg='No open connection'):
self.current = self._no_current = _NoConnection(no_current_msg)
self.current_index = None
self._connections = []
self._aliases = NormalizedDict()
self._no_current_msg = no_current_msg
return
def empty_cache(self):
"""Empties the connections cache.
Indexes of new connections starts from 1 after this."""
self.current = self._no_current
self.current_index = None
self._connections = []
self._aliases = NormalizedDict()