Database - redish.client

class redish.client.Client(host=None, port=None, db=None, serializer=None)

Redis Client

Parameters:

• host – Hostname of the Redis server to connect to. Default is "localhost".
• port – Port of the server to connect to. Default is 6379.
• db – Name of the database to use. Default is to use the default database.
• serializer – Object used to serialize/deserialize values. Must support the methods serialize(value) and deserialize(value). The default is to use redish.serialization.Pickler.

Dict(name, initial=None, **extra)

The dictionary datatype (Hash).

Parameters:

• name – The name of the dictionary.
• initial – Initial contents.
• **extra – Initial contents as keyword arguments.

The initial, and **extra keyword arguments will be merged (keyword arguments has priority).

See redish.types.Dict.

LifoQueue(name, initial=None, maxsize=None)

The LIFO queue datatype.

Parameters:

• name – The name of the queue.
• initial – Initial items in the queue.

See redish.types.LifoQueue.

List(name, initial=None)

The list datatype.

Parameters:

• name – The name of the list.
• initial – Initial contents of the list.

See redish.types.List.

Queue(name, initial=None, maxsize=None)

The queue datatype.

Parameters:

• name – The name of the queue.
• initial – Initial items in the queue.

See redish.types.Queue.

Set(name, initial=None)

The set datatype.

Parameters:

• name – The name of the set.
• initial – Initial members of the set.

See redish.types.Set.

SortedSet(name, initial=None)

The sorted set datatype.

Parameters:

• name – The name of the sorted set.
• initial – Initial members of the set as an iterable of (element, score) tuples.

See redish.types.SortedSet.

clear()

Remove all keys from the current database.

get(key, default=None)

Returns the value at key if present, otherwise returns default (None by default.)

id(name)

Return the next id for a name.

items(pattern='*')

Get a list of all the (key, value) pairs in the database, or the keys matching pattern, as 2-tuples.

iteritems(pattern='*')

An iterator over all the (key, value) items in the database, or where the keys matches pattern.

iterkeys(pattern='*')

An iterator over all the keys in the database, or matching pattern.

itervalues(pattern='*')

Iterate over all the values in the database, or those where the keys matches pattern.

keys(pattern='*')

Get a list of all the keys in the database, or matching pattern.

pop(name)

Get and remove key from database (atomic).

prepare_value(value)

Encode python object to be stored in the database.

rename(old_name, new_name)

Rename key to a new name.

update(mapping)

Update database with the key/values from a dict.

value_to_python(value)

Decode value to a Python object.

values(pattern='*')

Get a list of all values in the database, or those where the keys matches pattern.