sfaira.data.store.carts.CartSingle

class sfaira.data.store.carts.CartSingle(obs_idx, obs_keys, var, var_idx=None, batch_schedule='base', batch_size=1, map_fn=None, **kwargs)

Cart for a DistributedStoreSingleFeatureSpace().

Attributes

adata	Assembles a slice of this cart based on .obs_idx as an anndata instance.
n_batches
n_obs	Total number of observations in cart.
n_obs_selected	Total number of selected observations in cart.
n_var	Total number of features defined for return in cart.
obs	Selected meta data matrix (cells x meta data) that is emitted in batches by .iterator().
obs_idx	Integer observation indices to select from cart.
x	Selected data matrix (cells x features) that is emitted in batches by .iterator().
batch_size
obs_keys
schedule
var
var_idx

Methods

adaptor(generator_type[, dataset_kwargs, ...])	The adaptor turns a python base generator into a different iteratable object, defined by generator_type.
iterator([repeat, shuffle_buffer])	Iterator over data matrix and meta data table, yields batches of data points.
move_to_memory()	Load underlying array into memory into memory.