fix(api): handle missing attribute in is_multi_lingual #957

	name: zoo-tests-1

	on:
	push:
	branches:
	- main
	pull_request:
	types: [opened, synchronize, reopened]
	jobs:
	check_skip:
	runs-on: ubuntu-latest
	if: "! contains(github.event.head_commit.message, '[ci skip]')"
	steps:
	- run: echo "${{ github.event.head_commit.message }}"

	test:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: [3.9, "3.10", "3.11"]
	experimental: [false]
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	architecture: x64
	cache: 'pip'
	cache-dependency-path: 'requirements*'
	- name: check OS
	run: cat /etc/os-release
	- name: set ENV
	run: export TRAINER_TELEMETRY=0
	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y git make gcc
	sudo apt-get install espeak espeak-ng
	make system-deps
	- name: Install/upgrade Python setup deps
	run: python3 -m pip install --upgrade pip setuptools wheel
	- name: Replace scarf urls
	run: \|
	sed -i 's/https:\/\/coqui.gateway.scarf.sh\/hf\/bark\//https:\/\/huggingface.co\/erogol\/bark\/resolve\/main\//g' TTS/.models.json
	sed -i 's/https:\/\/coqui.gateway.scarf.sh\//https:\/\/github.com\/coqui-ai\/TTS\/releases\/download\//g' TTS/.models.json
	- name: Install TTS
	run: \|
	python3 -m pip install .[all]
	python3 setup.py egg_info
	- name: Unit tests
	run: nose2 -F -v -B --with-coverage --coverage TTS tests.zoo_tests.test_models.test_models_offset_1_step_3

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