def getReadGroup(self, id_):
"""
Returns the ReadGroup with the specified id if it exists in this
ReadGroupSet, or raises a ReadGroupNotFoundException otherwise.
"""
if id_ not in self._readGroupIdMap:
raise exceptions.ReadGroupNotFoundException(id_)
return self._readGroupIdMap[id_]
def getReadGroupSet(self, id_):
"""
Returns the ReadGroupSet with the specified name, or raises
a ReadGroupSetNotFoundException otherwise.
"""
if id_ not in self._readGroupSetIdMap:
raise exceptions.ReadGroupNotFoundException(id_)
return self._readGroupSetIdMap[id_]