ProjectClassApi

class ProjectClassApi[source]

Bases: supervisely.api.module_api.ModuleApi

API for working with classes in Project. ProjectClassApi object is immutable.

Parameters
api : Api

API connection to the server

Methods

convert_info_to_json

_convert_info_to_json

exists

Checks if an entity with the given parent_id and name exists

get_free_name

Generates a free name for an entity with the given parent_id and name.

get_info_by_id

Get information about an entity by its ID from the Supervisely server.

get_info_by_name

Get information about an entity by its name from the Supervisely server.

get_list

List of Classes in the given Project.

get_list_all_pages

Get list of all or limited quantity entities from the Supervisely server.

get_list_all_pages_generator

This generator function retrieves a list of all or a limited quantity of entities from the Supervisely server, yielding batches of entities as they are retrieved

get_list_idx_page_async

Get the list of items for a given page number.

get_list_page_generator_async

Yields list of images in dataset asynchronously page by page.

info_sequence

info_tuple_name

NamedTuple name - ProjectClassInfo.

Attributes

MAX_WAIT_ATTEMPTS

Maximum number of attempts that will be made to wait for a certain condition to be met.

WAIT_ATTEMPT_TIMEOUT_SEC

Number of seconds for intervals between attempts.

InfoType

alias of supervisely.api.module_api.ProjectClassInfo

classmethod convert_info_to_json(info)

_convert_info_to_json

Return type

Dict

exists(parent_id, name)

Checks if an entity with the given parent_id and name exists

Parameters
parent_id : int

ID of the parent entity.

name : str

Name of the entity.

Returns

Returns True if entity exists, and False if not

Return type

bool

Usage example
import supervisely as sly

# You can connect to API directly
address = 'https://app.supervise.ly/'
token = 'Your Supervisely API Token'
api = sly.Api(address, token)

# Or you can use API from environment
os.environ['SERVER_ADDRESS'] = 'https://app.supervisely.com'
os.environ['API_TOKEN'] = 'Your Supervisely API Token'
api = sly.Api.from_env()


name = "IMG_0315.jpeg"
dataset_id = 55832
exists = api.image.exists(dataset_id, name)
print(exists) # True
get_free_name(parent_id, name)

Generates a free name for an entity with the given parent_id and name. Adds an increasing suffix to original name until a unique name is found.

Parameters
parent_id : int

ID of the parent entity.

name : str

Name of the entity.

Returns

Returns free name.

Return type

str

Usage example
import supervisely as sly

# You can connect to API directly
address = 'https://app.supervise.ly/'
token = 'Your Supervisely API Token'
api = sly.Api(address, token)

# Or you can use API from environment
os.environ['SERVER_ADDRESS'] = 'https://app.supervisely.com'
os.environ['API_TOKEN'] = 'Your Supervisely API Token'
api = sly.Api.from_env()


name = "IMG_0315.jpeg"
dataset_id = 55832
free_name = api.image.get_free_name(dataset_id, name)
print(free_name) # IMG_0315_001.jpeg
get_info_by_id(id)

Get information about an entity by its ID from the Supervisely server.

Parameters
id : int

ID of the entity.

get_info_by_name(parent_id, name, fields=[])

Get information about an entity by its name from the Supervisely server.

Parameters
parent_id : int

ID of the parent entity.

name : str

Name of the entity for which the information is being retrieved.

fields : List[str]

The list of api fields which will be returned with the response.

Usage example
import supervisely as sly

# You can connect to API directly
address = 'https://app.supervise.ly/'
token = 'Your Supervisely API Token'
api = sly.Api(address, token)

# Or you can use API from environment
os.environ['SERVER_ADDRESS'] = 'https://app.supervisely.com'
os.environ['API_TOKEN'] = 'Your Supervisely API Token'
api = sly.Api.from_env()


dataset_id = 55832
name = "IMG_0315.jpeg"
info = api.image.get_info_by_name(dataset_id, name)
print(info)
# Output: ImageInfo(id=19369643, name='IMG_0315.jpeg', ...)
get_list(project_id, filters=None)[source]

List of Classes in the given Project.

Parameters
project_id : int

Project ID in Supervisely.

filters : list

Returns

List of classes.

Return type

list

get_list_all_pages(method, data, progress_cb=None, convert_json_info_cb=None, limit=None, return_first_response=False)

Get list of all or limited quantity entities from the Supervisely server.

Parameters
method : str

Request method name

data : dict

Dictionary with request body info

progress_cb : Progress, optional

Function for tracking download progress.

convert_json_info_cb : Callable, optional

Function for convert json info

limit : int, optional

Number of entity to retrieve

return_first_response : bool, optional

Specify if return first response

get_list_all_pages_generator(method, data, progress_cb=None, convert_json_info_cb=None, limit=None, return_first_response=False)

This generator function retrieves a list of all or a limited quantity of entities from the Supervisely server, yielding batches of entities as they are retrieved

Parameters
method : str

Request method name

data : dict

Dictionary with request body info

progress_cb : Progress, optional

Function for tracking download progress.

convert_json_info_cb : Callable, optional

Function for convert json info

limit : int, optional

Number of entity to retrieve

return_first_response : bool, optional

Specify if return first response

async get_list_idx_page_async(method, data)

Get the list of items for a given page number. Page number is specified in the data dictionary.

Parameters
method : str

Method to call for listing items.

data : dict

Data to pass to the API method.

Returns

List of items.

Return type

Tuple[int, List[NamedTuple]]

async get_list_page_generator_async(method, data, pages_count=None, semaphore=None)

Yields list of images in dataset asynchronously page by page.

Parameters
method : str

Method to call for listing items.

data : dict

Data to pass to the API method.

pages_count : int, optional

Preferred number of pages to retrieve if used with a per_page limit. Will be automatically adjusted if the pagesCount differs from the requested number.

semaphore : asyncio.Semaphore, optional

Semaphore for limiting the number of simultaneous requests.

kwargs

Additional arguments.

Returns

List of images in dataset.

Return type

AsyncGenerator[List[ImageInfo]]

Usage example
import supervisely as sly
import asyncio

os.environ['SERVER_ADDRESS'] = 'https://app.supervisely.com'
os.environ['API_TOKEN'] = 'Your Supervisely API Token'
api = sly.Api.from_env()

method = 'images.list'
data = {
    'datasetId': 123456
}

loop = sly.utils.get_or_create_event_loop()
images = loop.run_until_complete(api.image.get_list_generator_async(method, data))
static info_tuple_name()[source]

NamedTuple name - ProjectClassInfo.