fiftyone.operators.registry#

FiftyOne operator registry.

Copyright 2017-2025, Voxel51, Inc.
voxel51.com

Functions:

get_operator(operator_uri[, enabled])

Gets the operator with the given URI.

list_operators([enabled, builtin, type])

Returns all available operators.

operator_exists(operator_uri[, enabled])

Checks if the given operator exists.

Classes:

OperatorRegistry([enabled])

Operator registry.
fiftyone.operators.registry.get_operator(operator_uri, enabled=True)#

Gets the operator with the given URI.

Parameters:

  • operator_uri – the operator URI

  • enabled (True) – whether to include only enabled operators (True) or only disabled operators (False) or all operators (“all”)

Returns:

an fiftyone.operators.Operator

Raises:

ValueError – if the operator is not found

fiftyone.operators.registry.list_operators(enabled=True, builtin='all', type=None)#

Returns all available operators.

Parameters:

  • enabled (True) – whether to include only enabled operators (True) or only disabled operators (False) or all operators (“all”)

  • builtin ("all") – whether to include only builtin operators (True) or only non-builtin operators (False) or all operators (“all”)

  • type (None) – whether to include only "panel" or "operator" type operators, or a specific fiftyone.operators.Operator subclass to restrict to

Returns:

a list of fiftyone.operators.Operator instances

fiftyone.operators.registry.operator_exists(operator_uri, enabled=True)#

Checks if the given operator exists.

Parameters:

  • operator_uri – the operator URI

  • enabled (True) – whether to include only enabled operators (True) or only disabled operators (False) or all operators (“all”)

Returns:

True/False

class fiftyone.operators.registry.OperatorRegistry(enabled=True)#

Bases: object

Operator registry.

enabled (True): whether to include only enabled operators (True) or

only disabled operators (False) or all operators (“all”)

Methods:

list_operators([builtin, type])

Lists the available FiftyOne operators.

list_errors()

Lists the errors that occurred during operator loading.

operator_exists(operator_uri)

Checks if the operator exists.

can_execute(operator_uri)

Whether the operator can be executed.

get_operator(operator_uri)

Retrieves an operator by its URI.
list_operators(builtin=None, type=None)#

Lists the available FiftyOne operators.

Parameters:

  • builtin (None) – whether to include only builtin operators (True) or only non-builtin operators (False)

  • type (None) – whether to include only "panel" or "operator" type operators, or a specific fiftyone.operators.Operator subclass to restrict to

Returns:

a list of fiftyone.operators.Operator instances

list_errors()#

Lists the errors that occurred during operator loading.

Returns:

a list of errors

operator_exists(operator_uri)#

Checks if the operator exists.

Parameters:

operator_uri – the URI of the operator

Returns:

True/False

can_execute(operator_uri)#

Whether the operator can be executed.

Parameters:

operator_uri – the URI of the operator

Returns:

True/False

get_operator(operator_uri)#

Retrieves an operator by its URI.

Parameters:

operator_uri – the URI of an operator

Returns:

an fiftyone.operators.Operator, or None