fix: Flush zstd and correctly get buffer size #3406

	name: Python CI

	on:
	push:
	branches: [main]
	paths:
	- "python/**"
	pull_request:
	paths:
	- "python/**"
	workflow_dispatch:

	env:
	POETRY_VERSION: "1.4.2"

	jobs:
	build_and_test:
	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python-version:
	- "3.9"
	- "3.10"
	- "3.11"
	- "3.12"
	defaults:
	run:
	working-directory: python
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }} + Poetry ${{ env.POETRY_VERSION }}
	uses: "./.github/actions/poetry_setup"
	with:
	python-version: ${{ matrix.python-version }}
	poetry-version: ${{ env.POETRY_VERSION }}
	cache-key: build-and-test
	- name: Install dependencies
	run: \|
	poetry install --with dev,lint
	poetry run pip install -U langchain langchain-core langchain_anthropic langchain_openai
	- name: Build ${{ matrix.python-version }}
	run: poetry build
	- name: Lint ${{ matrix.python-version }}
	run: make lint
	- name: Run Unit tests ${{ matrix.python-version }}
	run: make tests
	shell: bash

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