conddblib.EnumMetaclass Class Reference

Inheritance diagram for conddblib.EnumMetaclass:

Public Member Functions
def	__call__ (cls, value)
def	__getitem__ (cls, key)
def	__init__ (cls, name, bases, dct)
def	__len__ (cls)

Private Attributes
	_map
	_members
	_reversemap

Detailed Description

Definition at line 47 of file conddblib.py.

Constructor & Destructor Documentation

def conddblib.EnumMetaclass.__init__	(		cls,
			name,
			bases,
			dct
	)

Definition at line 48 of file conddblib.py.

    def __init__(cls, name, bases, dct):
        cls._members = sorted([member for member in dir(cls) if not member.startswith('_')])
        cls._map = dict([(member, getattr(cls, member)) for member in cls._members])
        cls._reversemap = dict([(value, key) for (key, value) in cls._map.items()])
        super(EnumMetaclass, cls).__init__(name, bases, dct)

Member Function Documentation

def conddblib.EnumMetaclass.__call__	(		cls,
			value
	)

Returns the key for this value.

Definition at line 67 of file conddblib.py.

References conddblib.EnumMetaclass._reversemap.

    def __call__(cls, value):
        '''Returns the key for this value.
        '''

        return cls._reversemap[value]

def conddblib.EnumMetaclass.__getitem__	(		cls,
			key
	)

Returns the value for this key (if the key is an integer,
the value is the nth member from the sorted members list).

Definition at line 57 of file conddblib.py.

References conddblib.EnumMetaclass._map, and conddblib.EnumMetaclass._members.

    def __getitem__(cls, key):
        '''Returns the value for this key (if the key is an integer,
        the value is the nth member from the sorted members list).
        '''

        if isinstance(key, int):
            # for tuple() and list()
            key = cls._members[key]
        return cls._map[key]

def conddblib.EnumMetaclass.__len__

(

cls

)

Definition at line 54 of file conddblib.py.

References conddblib.EnumMetaclass._members.

    def __len__(cls):
        return len(cls._members)

Member Data Documentation

conddblib.EnumMetaclass._map

private

Definition at line 50 of file conddblib.py.

Referenced by conddblib.EnumMetaclass.__getitem__().

conddblib.EnumMetaclass._members

private

Definition at line 49 of file conddblib.py.

Referenced by conddblib.EnumMetaclass.__getitem__(), and conddblib.EnumMetaclass.__len__().

conddblib.EnumMetaclass._reversemap

private

Definition at line 51 of file conddblib.py.

Referenced by conddblib.EnumMetaclass.__call__().