Add dev dependencies

Update dotfiles
Add toxfile

.coveragerc

@@ -8,4 +8,3 @@ exclude_lines =
     main()
     \.\.\.
     pass
-

.gitignore

@@ -96,4 +96,3 @@ ENV/
 
 # Rope project settings
 .ropeproject
-

.pylintrc

@@ -425,4 +425,3 @@ min-public-methods=2
 # Exceptions that will emit a warning when being caught. Defaults to
 # "Exception"
 overgeneral-exceptions=Exception
-

pyproject.toml

@@ -6,9 +6,21 @@ authors = ["Ethan Paul <e@enp.one>"]
 license = "MIT"
 
 [tool.poetry.dependencies]
-python = "^3.4"
+python = "^3.5"
 
 [tool.poetry.dev-dependencies]
+tox = "^3.14.5"
+sphinx = "^2.4.4"
+sphinx-autodoc-typehints = {version = "^1.10.3", python = "^3.5.2"}
+reorder-python-imports = {version = "^2.1.0", python = "^3.6.1"}
+bandit = "^1.6.2"
+ipython = {version = "^7.13.0", python = "^3.6"}
+pre-commit = "^1.10"
+mypy = "^0.770"
+black = {version = "^19.10b0", allow-prereleases = true, python = "^3.6"}
+pylint = "^2.4.4"
+pytest = "^5.4.1"
+pytest-cov = "^2.8.1"
 
 [build-system]
 requires = ["poetry>=1.0.0"]

tox.ini

@@ -0,0 +1,45 @@
+[tox]
+envlist = py35, py36, py37, py38, format, static, docs
+skip_missing_interpreters = true
+isolated_build = true
+
+[testenv]
+description = Nothing for now
+commands =
+    python -c "print('Hello World!')"
+
+[testenv:format]
+description = Enforce file formatting (pre-commit)
+skip_install = true
+basepython = python3
+deps =
+    pre-commit == 1.21.0
+commands =
+    pre-commit run --all-files
+
+[testenv:static]
+description = Static code analysis (mypy+pylint+bandit)
+basepython = python3.7
+ignore_errors = true
+deps =
+    pylint == 2.4.4
+    mypy == 0.770
+    bandit == 1.6.2
+commands =
+    mypy mezzo --ignore-missing-imports --no-strict-optional
+    pylint mezzo --rcfile .pylintrc
+    bandit --recursive mezzo
+
+[testenv:docs]
+description = Build documentation (sphinx)
+basepython = python3.7
+deps =
+    sphinx == 2.4.4
+    sphinx-autodoc-typehints == 1.10.3
+whitelist_externals =
+    rm
+commands =
+    sphinx-apidoc -o "./docs/" "mezzo"
+    rm "docs/modules.rst"
+    sphinx-build -M html "./docs/" "./docs/_build" -W
+    sphinx-build -M latex "./docs/" "./docs/_build" -W