Add config files needed for pre-commit

.editorconfig

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+# http://editorconfig.org
+
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{py,rst,ini}]
+indent_style = space
+indent_size = 4
+
+[*.{html,css,scss,json,yml,xml}]
+indent_style = space
+indent_size = 2

.flake8

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+[flake8]
+exclude = docs
+max-line-length = 119

.pyup.yml

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+# configure updates globally
+# default: all
+# allowed: all, insecure, False
+update: all
+
+# configure dependency pinning globally
+# default: True
+# allowed: True, False
+pin: True
+
+# add a label to pull requests, default is not set
+# requires private repo permissions, even on public repos
+# default: empty
+label_prs: update
+
+requirements:
+  - "requirements.txt"

pyproject.toml

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+# ==== black ====
+[tool.black]
+line-length = 119
+target-version = ['py311']
+
+
+# ==== isort ====
+[tool.isort]
+profile = "black"
+line_length = 119
+known_first_party = [
+    "tests",
+    "scripts",
+    "hooks",
+]