def find_port(rtc, port, tree=None, orb=None):
'''Get a rtctree.Port object from an rtctree.RTCTree.
Get the port object by searching the RTCTree for the specified RTC, then
looking for the specified port on that component.
@param rtc Path to the component that should have a port. This should be in
the format used by rtctree, i.e. a list of path entries, with
the first being a /. e.g. ['/', 'localhost', 'comp0.rtc'].
@param port Name of the port.
@param tree An already-populated rtctree.RTCTree object, or None if one
should be created.
@param orb An ORB to use if the tree must be created, or None to make one.
'''
comp = get_comp(rtc, tree=tree, orb=orb)
port_obj = comp.get_port_by_name(port)
if not port_obj:
raise rts_exceptions.PortNotFoundError(rtc, port)
return port_obj
def find_local_port(name, ports):
for p in ports:
if p.get_port_profile().name.split('.')[-1] == name:
return p
raise rts_exceptions.PortNotFoundError(comp.getTypeName(), name)