Add flake8 and isort config

Author: syssi

setup.cfg

@@ -0,0 +1,58 @@
+[flake8]
+max-line-length = 120
+# Following 4 for black compatibility
+# E501: line too long
+# W503: Line break occurred before a binary operator
+# E203: Whitespace before ':'
+# D202 No blank lines allowed after function docstring
+
+# TODO fix flake8
+# D100 Missing docstring in public module
+# D101 Missing docstring in public class
+# D102 Missing docstring in public method
+# D103 Missing docstring in public function
+# D104 Missing docstring in public package
+# D105 Missing docstring in magic method
+# D107 Missing docstring in __init__
+# D200 One-line docstring should fit on one line with quotes
+# D205 1 blank line required between summary line and description
+# D209 Multi-line docstring closing quotes should be on a separate line
+# D400 First line should end with a period
+# D401 First line should be in imperative mood
+
+ignore =
+    E501,
+    W503,
+    E203,
+    D202,
+
+    D100,
+    D101,
+    D102,
+    D103,
+    D104,
+    D105,
+    D107,
+    D200,
+    D205,
+    D209,
+    D400,
+    D401,
+
+[isort]
+# https://github.com/timothycrosley/isort
+# https://github.com/timothycrosley/isort/wiki/isort-Settings
+# splits long import on multiple lines indented by 4 spaces
+multi_line_output = 3
+include_trailing_comma=True
+force_grid_wrap=0
+use_parentheses=True
+line_length=88
+indent = "    "
+# will group `import x` and `from x import` of the same module.
+force_sort_within_sections = true
+sections = FUTURE,STDLIB,THIRDPARTY,FIRSTPARTY,LOCALFOLDER
+default_section = THIRDPARTY
+known_first_party = custom_components,tests
+forced_separate = tests
+combine_as_imports = true