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Lambda module#

Index > Lambda

Auto-generated documentation for Lambda type annotations stubs module mypy-boto3-lambda.

How to install#

You can generate type annotations for boto3 package locally with mypy_boto3_builder. Use uv for build isolation.

  1. Run mypy-boto3-builder in your package root directory: uvx --with 'boto3==1.35.86' mypy_boto3_builder
  2. Select boto3-stubs AWS SDK.
  3. Add Lambda service.
  4. Use provided commands to install generated packages.

VSCode extension#

Add AWS Boto3 extension to your VSCode and run AWS boto3: Quick Start command.

Click Modify and select boto3 common and Lambda.

From PyPI with pip#

Install boto3-stubs for Lambda service.

# install with boto3 type annotations
python -m pip install 'boto3-stubs[lambda]'

# Lite version does not provide session.client/resource overloads
# it is more RAM-friendly, but requires explicit type annotations
python -m pip install 'boto3-stubs-lite[lambda]'

# standalone installation
python -m pip install mypy-boto3-lambda

From conda-forge#

Add conda-forge to your channels with:

conda config --add channels conda-forge
conda config --set channel_priority strict

Once the conda-forge channel has been enabled, mypy-boto3-lambda can be installed with:

conda install mypy-boto3-lambda

List all available versions of mypy-boto3-lambda available on your platform with:

conda search mypy-boto3-lambda --channel conda-forge

How to uninstall#

python -m pip uninstall -y mypy-boto3-lambda

Usage#

Code samples can be found in Examples.

LambdaClient#

Type annotations and code completion for boto3.client("lambda") as LambdaClient boto3 documentation

# LambdaClient usage example

from boto3.session import Session

from mypy_boto3_lambda.client import LambdaClient

def get_client() -> LambdaClient:
    return Session().client("lambda")

Paginators#

Type annotations and code completion for paginators from boto3.client("lambda").get_paginator("...").

# ListAliasesPaginator usage example

from boto3.session import Session

from mypy_boto3_lambda.paginator import ListAliasesPaginator

def get_list_aliases_paginator() -> ListAliasesPaginator:
    return Session().client("lambda").get_paginator("list_aliases"))

Waiters#

Type annotations and code completion for waiters from boto3.client("lambda").get_waiter("...").

# FunctionActiveV2Waiter usage example

from boto3.session import Session

from mypy_boto3_lambda.waiter import FunctionActiveV2Waiter

def get_function_active_v2_waiter() -> FunctionActiveV2Waiter:
    return Session().client("lambda").get_waiter("function_active_v2")

Literals#

Type annotations for literals used in methods and schema.

# ApplicationLogLevelType usage example

from mypy_boto3_lambda.literals import ApplicationLogLevelType

def get_value() -> ApplicationLogLevelType:
    return "DEBUG"

Type definitions#

Type annotations for type definitions used in methods and schema.