Remove unused `textwrap` import in `solver.py` #3

	name: Run Tests

	on:
	push:
	branches:
	- main

	jobs:
	test:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest]
	python-version: ['3.9']
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v3
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install -r requirements_dev.txt
	python -m pip install openseespy
	python -m pip install -e .
	- name: flake8
	run: flake8 src
	- name: Unit tests
	run: python -m pytest --doctest-modules src/osmg/

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