Added black to Pipfile and black configuration to pyrpoject.tomlblack_config

Also:
- Updated flake8 and isort config in setup.cfg to be consistent with black
- Simplified how flake8 is executed by invoke task
- Simplified how flake8 is executed by GitHub Actions workflow

1 files changed, 22 insertions, 4 deletions

diff --git a/setup.cfg b/setup.cfg
index 39e6ab81..a01d2f86 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,13 +3,31 @@ testpaths =
     tests
 
 [flake8]
-exclude = .git,.idea,.pytest_cache,.tox,.nox,.venv,.vscode,build,cmd2.egg-info,dist,htmlcov,__pycache__,*.egg
-max-line-length = 127
+count = True
+ignore = E203,E231,W503  # E231 can be removed once black is fixed.
 max-complexity = 26
+max-line-length = 127
+show-source = True
+statistics = True
+exclude =
+    .git
+    __pycache__
+    .tox
+    .nox
+    .eggs
+    *.eggs,
+    .venv,
+    .idea,
+    .pytest_cache,
+    .vscode,
+    build,
+    dist,
+    htmlcov
 
 [isort]
-line_length=1
-skip=cmd2/__init__.py
+line_length = 1
+skip = cmd2/__init__.py,.git,__pycache,.tox,.nox,.venv,.eggs,.idea,.vscode,build,dist.htmlcov
+profile = black
 multi_line_output = 3
 include_trailing_comma = true
 force_grid_wrap = 0