FllImporter

FllImporter

Bases: Importer

Import an engine and its components described using the FuzzyLite Language.

related

• fuzzylite.importer.Importer
• fuzzylite.exporter.FllExporter
• FuzzyLite Language (FLL)

Attributes

separator instance-attribute

separator = separator

Functions

__init__

__init__(separator: str = '\n') -> None

Constructor.

Parameters:

Name	Type	Description	Default
separator	str	separation between components of the FuzzyLite Language.	'\n'

_process

_process(component: str, block: list[str], engine: Engine) -> None

Process the main components of the FuzzyLite Language, namely Engine, InputVariable, OutputVariable and RuleBlock.

Parameters:

Name	Type	Description	Default
component	str	one of Engine, InputVariable, OutputVariable and RuleBlock	required
block	list[str]	list of lines that make up the component	required
engine	Engine	engine to add the component to	required

activation

activation(fll: str) -> Activation | None

Return the activation method described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	activation method described using the FuzzyLite Language	required

Returns:

Type	Description
Activation | None	activation method described using the FuzzyLite Language

boolean

boolean(fll: str) -> bool

Returns a boolean value described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	true or false	required

Returns:

Type	Description
bool	boolean value described using the FuzzyLite Language.

component

component(
    cls: type[Activation | Defuzzifier | TNorm | SNorm], fll: str
) -> Activation | Defuzzifier | TNorm | SNorm | None

Return the component described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
cls	type[Activation | Defuzzifier | TNorm | SNorm]	class of the component to import	required
fll	str	component described using the FuzzyLite Language	required

Returns:

Type	Description
Activation | Defuzzifier | TNorm | SNorm | None	component described using the FuzzyLite Language

defuzzifier

defuzzifier(fll: str) -> Defuzzifier | None

Return the defuzzifier described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	defuzzifier described using the FuzzyLite Language	required

Returns:

Type	Description
Defuzzifier | None	defuzzifier described using the FuzzyLite Language

engine

engine(fll: str) -> Engine

Return the engine describe using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	engine described using the FuzzyLite Language	required

Returns:

Type	Description
Engine	engine described using the FuzzyLite Language

extract_key_value

extract_key_value(fll: str, component: str | None = None) -> tuple[str, str]

Return key-value pair described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	key-value pair in the form key: value	required
component	str | None	name of the key to extract	None

Returns:

Type	Description
tuple[str, str]	tuple of (key, value)

extract_value

extract_value(fll: str, component: str | None = None) -> str

Return value from the key: value pair described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	key-value pair in the form key: value	required
component	str | None	name of the key to extract	None

Returns:

Type	Description
str	value from the key: value pair described using the FuzzyLite Language

from_string

from_string(text: str) -> Engine

Return the engine describe using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
text	str	engine described using the FuzzyLite Language	required

Returns:

Type	Description
Engine	engine described using the FuzzyLite Language

input_variable

input_variable(fll: str, engine: Engine | None = None) -> InputVariable

Return the input variable described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	input variable described using the FuzzyLite Language	required
engine	Engine | None	engine to update the reference of the terms in the variable	None

Returns:

Type	Description
InputVariable	input variable described using the FuzzyLite Language

output_variable

output_variable(fll: str, engine: Engine | None = None) -> OutputVariable

Return the output variable described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	output variable described using the FuzzyLite Language	required
engine	Engine | None	engine to update the reference of the terms in the variable	None

Returns:

Type	Description
OutputVariable	output variable described using the FuzzyLite Language

range

range(fll: str) -> tuple[float, float]

Returns the values of a range described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	range of values described using the FuzzyLite Language (eg, 0.0 1.0)	required

Returns:

Type	Description
tuple[float, float]	range of values described using the FuzzyLite Language

rule

rule(fll: str, engine: Engine | None = None) -> Rule | None

Return the rule described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	rule described using the FuzzyLite Language	required
engine	Engine | None	engine to load the rule	None

Returns:

Type	Description
Rule | None	rule described using the FuzzyLite Language

rule_block

rule_block(fll: str, engine: Engine | None = None) -> RuleBlock

Return the rule block described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	rule block described using the FuzzyLite Language	required
engine	Engine | None	engine to use for loading the rules	None

Returns:

Type	Description
RuleBlock	rule block described using the FuzzyLite Language

snorm

snorm(fll: str) -> SNorm | None

Return the SNorm described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	SNorm described using the FuzzyLite Language	required

Returns:

Type	Description
SNorm | None	SNorm described using the FuzzyLite Language

term

term(fll: str, engine: Engine | None = None) -> Term

Return the term described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	term described using the FuzzyLite Language	required
engine	Engine | None	engine to update the reference of the term	None

Returns:

Type	Description
Term	term described using the FuzzyLite Language

tnorm

tnorm(fll: str) -> TNorm | None

Return the TNorm described using the FuzzyLite Language.

Parameters:

Name	Type	Description	Default
fll	str	TNorm described using the FuzzyLite Language	required

Returns:

Type	Description
TNorm | None	TNorm described using the FuzzyLite Language