`poetry install`で`Max retries exceeded`エラーが発生したときの対応方法を教えてください。 # * python 3.7.1 * pip 20.1.1 * poetry 1.1.11 # TravisCIpython dist: xenial language: python python:

`poetry install`で`Max retries exceeded`エラーが発生したときの対応方法を教えてください。 # * python 3.7.1 * pip 20.1.1 * poetry 1.1.11 # TravisCIpython dist: xenial language: python python: - "3.7" - "3.8" - "3.9" install: - pip install poetry && poetry install script: - make lint - make test branches: only: - master # Python3.7101 `poetry install` • Installing mypy-extensions (0.4.3): Installing... • Installing mypy-extensions (0.4.3) • Updating numpy (1.16.4 -> 1.21.1): Pending... • Updating numpy (1.16.4 -> 1.21.1): Failed SSLError HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /pypi/numpy/1.21.1/json (Caused by SSLError(FileNotFoundError(2, 'No such file or directory'))) < PyPI

`travis_retry``poetry install`

install:
- pip install poetry
- travis_retry poetry install

<

> For commands which do not have a built-in retry feature, use the travis_retry function to retry it up to three times, if the return code is non-zero: