C API: Functions to query and modify model objects

Functions
int	TreeliteDumpAsJSON (TreeliteModelHandle handle, int pretty_print, char const **out_json_str)
	Dump a model object as a JSON string. More...
int	TreeliteGetInputType (TreeliteModelHandle model, char const **out_str)
	Query the input type of a Treelite model object. More...
int	TreeliteGetOutputType (TreeliteModelHandle model, char const **out_str)
	Query the output type of a Treelite model object. More...
int	TreeliteQueryNumTree (TreeliteModelHandle model, size_t *out)
	Query the number of trees in the model. More...
int	TreeliteQueryNumFeature (TreeliteModelHandle model, int *out)
	Query the number of features used in the model. More...
int	TreeliteConcatenateModelObjects (TreeliteModelHandle const *objs, size_t len, TreeliteModelHandle *out)
	Concatenate multiple model objects into a single model object by copying all member trees into the destination model object. More...
int	TreeliteFreeModel (TreeliteModelHandle handle)
	Delete model from memory. More...

Detailed Description

Function Documentation

TreeliteConcatenateModelObjects()

int TreeliteConcatenateModelObjects	(	TreeliteModelHandle const *	objs,
		size_t	len,
		TreeliteModelHandle *	out
	)

Concatenate multiple model objects into a single model object by copying all member trees into the destination model object.

Parameters

objs	Pointer to the beginning of the list of model objects
len	Number of model objects
out	Used to save the concatenated model

TreeliteDumpAsJSON()

int TreeliteDumpAsJSON	(	TreeliteModelHandle	handle,
		int	pretty_print,
		char const **	out_json_str
	)

Dump a model object as a JSON string.

Parameters

handle	The handle to the model object
pretty_print	Whether to pretty-print JSON string (0 for false, != 0 for true)
out_json_str	The JSON string

Returns

0 for success, -1 for failure

TreeliteFreeModel()

int TreeliteFreeModel

(

TreeliteModelHandle

handle

)

Delete model from memory.

Parameters

handle

Model to remove

Returns

0 for success, -1 for failure

TreeliteGetInputType()

int TreeliteGetInputType	(	TreeliteModelHandle	model,
		char const **	out_str
	)

Query the input type of a Treelite model object.

Parameters

model	Treelite Model object
out_str	String representation of input type

Returns

0 for success; -1 for failure

TreeliteGetOutputType()

int TreeliteGetOutputType	(	TreeliteModelHandle	model,
		char const **	out_str
	)

Query the output type of a Treelite model object.

Parameters

model	Treelite Model object
out_str	String representation of output type

Returns

0 for success; -1 for failure

TreeliteQueryNumFeature()

int TreeliteQueryNumFeature	(	TreeliteModelHandle	model,
		int *	out
	)

Query the number of features used in the model.

Parameters

model	Model to query
out	Number of features

Returns

0 for success, -1 for failure

TreeliteQueryNumTree()

int TreeliteQueryNumTree	(	TreeliteModelHandle	model,
		size_t *	out
	)

Query the number of trees in the model.

Parameters

model	Model to query
out	Number of trees

Returns

0 for success, -1 for failure