style(tox): remove redundant envs

tox.ini

@@ -5,14 +5,6 @@ isolated_build = True
 envlist = lint, test, build, docs
 
 
-[testenv:shell]
-description = launch python shell
-setenv = PYTHONPATH = {toxinidir}/src
-deps =
-    {toxinidir}
-commands =
-    python3
-
 [testenv:lint]
 description = lint with pylint
 setenv = PYTHONPATH = {toxinidir}/src
@@ -64,14 +56,6 @@ commands =
     sphinx-build -d "{toxinidir}/docs/_tree/_" docs . --color -W -bmarkdown -treadme {posargs}
 
 
-[testenv:diff]
-description = diff
-allowlist_externals =
-    git
-commands = 
-    git diff --exit-code {posargs}
-
-
 [testenv:format]
 description = format code
 basepython = python3
@@ -81,20 +65,6 @@ commands =
     python3 -m autopep8 -v src/ {posargs}
 
 
-[testenv:graph]
-description = build documentation
-basepython = python3
-allowlist_externals =
-    graphviz
-    /bin/sh
-    pyan
-deps = 
-    {toxinidir}
-    pyan3
-commands =
-    pyan --root {toxinidir}/src --uses --no-defines --colored --grouped --annotated --html
-
-
 [testenv:publish-testpypi]
 description = publish to pypi test repository
 passenv =
@@ -145,7 +115,7 @@ commands =
     rm -rf {env:tmppath}
     git clone git@bitbucket.org:victorykit/victorykit.bitbucket.io.git {env:tmppath}
     mkdir -p "{env:tmppath}/{env:BITBUCKET_REPO_SLUG}"
-    cp -r dist/docs/ "{env:tmppath}/{env:BITBUCKET_REPO_SLUG}"
+    cp -r build/docs/ "{env:tmppath}/{env:BITBUCKET_REPO_SLUG}"
     sh -c "cd {env:tmppath}; git add {env:BITBUCKET_REPO_SLUG}"
     sh -c "cd {env:tmppath}; git -c 'user.name=victoryk.it Bot' -c 'user.email=commits-noreply@victoryk.it' commit -m 'updated {env:BITBUCKET_REPO_SLUG}'"
     sh -c "cd {env:tmppath}; git push"