mypy-boto3-appsync
Type annotations for boto3 AppSync 1.43.0 service generated with mypy-boto3-builder 8.12.0
Decision gist · record as of 2026-08-14
Yes, if you use boto3's AppSync service and want static type checking or IDE support. Install friction is minimal, maintenance is active, the license is permissive, and there are no known vulnerabilities. PyCharm users should be aware of potential performance issues with Literal overloads and may prefer the lite variant.AI-flagged interpretation of the facts on this page — verify before relying
Before you install
- Requires Python 3.9 or later; boto3 must be installed separately in your environment.
- Low friction install with a single runtime dependency (typing-extensions).
- Actively maintained with recent commits and no known vulnerabilities.
License · maintenance · safety
MIT (permissive) — MIT license permits unrestricted use, modification, and distribution in both open-source and commercial projects.
last release 2026-04-29 (107 days) · last repo commit 2026-06-22 · 670 stars
0 known vulnerabilities (OSV.dev, 2026-08-14) · 318,400 downloads/mo, #7,653 on PyPI
Alternatives
Verify before relying
pip install mypy-boto3-appsync
from boto3.session import Session
from mypy_boto3_appsync import AppSyncClient
client: AppSyncClient = Session().client("appsync")- Performance impact on PyCharm when using full boto3-stubs (documentation warns of potential slowness on Literal overloads).
- Whether the lite variant (boto3-stubs-lite) offers comparable type coverage for AppSync.
What it is and what it does
mypy-boto3-appsync is a type stub package that adds static type information to boto3's AppSync client. It was generated by mypy-boto3-builder 8.12.0 and provides type annotations compatible with mypy, pyright, VSCode, PyCharm, Emacs, and Sublime Text. The package enables IDE code completion and type checking without requiring explicit type annotations in your code—you write boto3 AppSync calls normally, and the stubs ensure type safety.
The package is a thin wrapper around typing-extensions and contains only type definitions, not runtime code. It's designed to be installed alongside boto3 in your development environment. The documentation notes that PyCharm users may experience performance issues with the full variant and recommends the lite version as an alternative. The stubs cover AppSync clients, paginators, waiters, and service resource types.
Use it for
- Enable IDE autocomplete and type hints when writing boto3 AppSync code in VSCode with Pylance or PyCharm.
- Run mypy or pyright type checking on AppSync client code to catch type errors before runtime.
- Use in a TYPE_CHECKING block to get type hints during development without adding a runtime dependency.
- Integrate with Emacs or Sublime Text via LSP and pyright for real-time type checking of AppSync operations.
Worth the install?
AI-flagged interpretation of the facts on this page. Verify before relying on it.
Yes, if you use boto3's AppSync service and want static type checking or IDE support.
Install friction is minimal, maintenance is active, the license is permissive, and there are no known vulnerabilities. PyCharm users should be aware of potential performance issues with Literal overloads and may prefer the lite variant.
Install
mypy-boto3-appsync on PyPI
Before you install
Low friction install with a single runtime dependency (typing-extensions). Actively maintained with recent commits and no known vulnerabilities.
Requires Python 3.9 or later; boto3 must be installed separately in your environment.
License in practice
MIT license permits unrestricted use, modification, and distribution in both open-source and commercial projects.
Quickstart
pip install mypy-boto3-appsync
from boto3.session import Session
from mypy_boto3_appsync import AppSyncClient
client: AppSyncClient = Session().client("appsync")Verify before relying
- Performance impact on PyCharm when using full boto3-stubs (documentation warns of potential slowness on Literal overloads).
- Whether the lite variant (boto3-stubs-lite) offers comparable type coverage for AppSync.
Package facts
| License | MIT permissive |
| Python support | Supports the current Python release >=3.9 |
| Install friction | Low. Pure-Python wheel |
| Runtime dependencies | 1 packagetyping-extensions |
| Maintenance | Actively maintained 107 days since the last release |
| Last repo commit | |
| First released | |
| Downloads | 318,400 / month, #7,653 on PyPI 30-day window, as of 2026-08-14 |
| Known vulnerabilities | None known OSV.dev, checked 2026-08-14 |
| Classifiers | Development Status :: 5 - Production/StableEnvironment :: ConsoleIntended Audience :: DevelopersNatural Language :: EnglishOperating System :: OS IndependentProgramming Language :: Python :: 3Programming Language :: Python :: 3 :: OnlyProgramming Language :: Python :: 3.10Programming Language :: Python :: 3.11Programming Language :: Python :: 3.12Programming Language :: Python :: 3.13Programming Language :: Python :: 3.14Programming Language :: Python :: 3.9Programming Language :: Python :: Implementation :: CPythonTyping :: Stubs Only |
Evidence: mypy_boto3_appsync-1.43.0-py3-none-any.whl
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See also mypy-boto3-evidently · mypy-boto3-appmesh · mypy-boto3-ec2 · mypy-boto3-connect · mypy-boto3-dataexchange · boto3-stubs-full · mypy-boto3-config · mypy-boto3-kms · mypy-boto3-datasync · mypy-boto3-chime