chore(deps-dev): bump black from 19.10b0 to 20.8b1

Bumps [black](https://github.com/psf/black) from 19.10b0 to 20.8b1.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/master/CHANGES.md)
- [Commits](https://github.com/psf/black/commits)

Signed-off-by: dependabot[bot] <support@github.com>

poetry.lock

@@ -1,43 +1,40 @@
 [[package]]
-category = "dev"
-description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
 name = "appdirs"
+version = "1.4.3"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.3"
 
 [[package]]
-category = "dev"
-description = "An abstract syntax tree for Python with inference support."
 name = "astroid"
+version = "2.3.3"
+description = "An abstract syntax tree for Python with inference support."
+category = "dev"
 optional = false
 python-versions = ">=3.5.*"
-version = "2.3.3"
 
 [package.dependencies]
 lazy-object-proxy = ">=1.4.0,<1.5.0"
 six = ">=1.12,<2.0"
+typed-ast = {version = ">=1.4.0,<1.5", markers = "implementation_name == \"cpython\" and python_version < \"3.8\""}
 wrapt = ">=1.11.0,<1.12.0"
 
-[package.dependencies.typed-ast]
-python = "<3.8"
-version = ">=1.4.0,<1.5"
-
 [[package]]
-category = "dev"
-description = "Atomic file writes."
 name = "atomicwrites"
+version = "1.3.0"
+description = "Atomic file writes."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.3.0"
 
 [[package]]
-category = "dev"
-description = "Classes Without Boilerplate"
 name = "attrs"
+version = "19.3.0"
+description = "Classes Without Boilerplate"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.3.0"
 
 [package.extras]
 azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "pytest-azurepipelines"]
@@ -46,84 +43,91 @@ docs = ["sphinx", "zope.interface"]
 tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
 
 [[package]]
-category = "dev"
-description = "The uncompromising code formatter."
 name = "black"
+version = "20.8b1"
+description = "The uncompromising code formatter."
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "19.10b0"
 
 [package.dependencies]
 appdirs = "*"
-attrs = ">=18.1.0"
+click = ">=7.1.2"
-click = ">=6.5"
+dataclasses = {version = ">=0.6", markers = "python_version < \"3.7\""}
+mypy-extensions = ">=0.4.3"
 pathspec = ">=0.6,<1"
-regex = "*"
+regex = ">=2020.1.8"
-toml = ">=0.9.4"
+toml = ">=0.10.1"
 typed-ast = ">=1.4.0"
+typing-extensions = ">=3.7.4"
 
 [package.extras]
+colorama = ["colorama (>=0.4.3)"]
 d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
 
 [[package]]
-category = "dev"
-description = "Composable command line interface toolkit"
 name = "click"
+version = "7.1.2"
+description = "Composable command line interface toolkit"
+category = "dev"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "7.0"
 
 [[package]]
-category = "dev"
-description = "Cross-platform colored terminal text."
-marker = "sys_platform == \"win32\""
 name = "colorama"
+version = "0.4.3"
+description = "Cross-platform colored terminal text."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.4.3"
 
 [[package]]
-category = "main"
-description = "PEP 567 Backport"
-marker = "python_version >= \"3.6\" and python_version < \"3.7\""
 name = "contextvars"
+version = "2.4"
+description = "PEP 567 Backport"
+category = "main"
 optional = false
 python-versions = "*"
-version = "2.4"
 
 [package.dependencies]
 immutables = ">=0.9"
 
 [[package]]
-category = "main"
+name = "dataclasses"
-description = "Simple Python interface for Graphviz"
+version = "0.8"
+description = "A backport of the dataclasses module for Python 3.6"
+category = "dev"
+optional = false
+python-versions = ">=3.6, <3.7"
+
+[[package]]
 name = "graphviz"
+version = "0.13.2"
+description = "Simple Python interface for Graphviz"
+category = "main"
 optional = false
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*"
-version = "0.13.2"
 
 [package.extras]
 dev = ["tox (>=3.0)", "flake8", "pep8-naming", "wheel", "twine"]
 docs = ["sphinx (>=1.7)", "sphinx-rtd-theme"]
-test = ["mock (>=2)", "pytest (>=3.4,<3.10.0 || >3.10.0)", "pytest-mock (>=1.8)", "pytest-cov"]
+test = ["mock (>=2)", "pytest (>=3.4,!=3.10.0)", "pytest-mock (>=1.8)", "pytest-cov"]
 
 [[package]]
-category = "main"
-description = "Immutable Collections"
-marker = "python_version >= \"3.6\" and python_version < \"3.7\""
 name = "immutables"
+version = "0.11"
+description = "Immutable Collections"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.11"
 
 [[package]]
-category = "dev"
-description = "Read metadata from Python packages"
-marker = "python_version < \"3.8\""
 name = "importlib-metadata"
+version = "1.5.0"
+description = "Read metadata from Python packages"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.5.0"
 
 [package.dependencies]
 zipp = ">=0.5"
@@ -133,12 +137,12 @@ docs = ["sphinx", "rst.linker"]
 testing = ["packaging", "importlib-resources"]
 
 [[package]]
-category = "dev"
-description = "A Python utility / library to sort Python imports."
 name = "isort"
+version = "4.3.21"
+description = "A Python utility / library to sort Python imports."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "4.3.21"
 
 [package.extras]
 pipfile = ["pipreqs", "requirementslib"]
@@ -147,12 +151,12 @@ requirements = ["pipreqs", "pip-api"]
 xdg_home = ["appdirs (>=1.4.0)"]
 
 [[package]]
-category = "main"
-description = "A very fast and expressive template engine."
 name = "jinja2"
+version = "2.11.1"
+description = "A very fast and expressive template engine."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.11.1"
 
 [package.dependencies]
 MarkupSafe = ">=0.23"
@@ -161,165 +165,178 @@ MarkupSafe = ">=0.23"
 i18n = ["Babel (>=0.8)"]
 
 [[package]]
-category = "dev"
-description = "A fast and thorough lazy object proxy."
 name = "lazy-object-proxy"
+version = "1.4.3"
+description = "A fast and thorough lazy object proxy."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.4.3"
 
 [[package]]
-category = "main"
-description = "Safely add untrusted strings to HTML/XML markup."
 name = "markupsafe"
+version = "1.1.1"
+description = "Safely add untrusted strings to HTML/XML markup."
+category = "main"
 optional = false
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*"
-version = "1.1.1"
 
 [[package]]
-category = "dev"
-description = "McCabe checker, plugin for flake8"
 name = "mccabe"
+version = "0.6.1"
+description = "McCabe checker, plugin for flake8"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.6.1"
 
 [[package]]
-category = "dev"
-description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
+version = "8.2.0"
+description = "More routines for operating on iterables, beyond itertools"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "8.2.0"
 
 [[package]]
+name = "mypy-extensions"
+version = "0.4.3"
+description = "Experimental type system extensions for programs checked with the mypy typechecker."
 category = "dev"
-description = "Utility library for gitignore style pattern matching of file paths."
+optional = false
+python-versions = "*"
+
+[[package]]
 name = "pathspec"
+version = "0.7.0"
+description = "Utility library for gitignore style pattern matching of file paths."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.7.0"
 
 [[package]]
-category = "dev"
-description = "plugin and hook calling mechanisms for python"
 name = "pluggy"
+version = "0.13.1"
+description = "plugin and hook calling mechanisms for python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.13.1"
 
 [package.dependencies]
-[package.dependencies.importlib-metadata]
+importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
-python = "<3.8"
-version = ">=0.12"
 
 [package.extras]
 dev = ["pre-commit", "tox"]
 
 [[package]]
-category = "dev"
-description = "library with cross-python path, ini-parsing, io, code, log facilities"
 name = "py"
+version = "1.8.1"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.8.1"
 
 [[package]]
-category = "dev"
-description = "python code static checker"
 name = "pylint"
+version = "2.4.4"
+description = "python code static checker"
+category = "dev"
 optional = false
 python-versions = ">=3.5.*"
-version = "2.4.4"
 
 [package.dependencies]
 astroid = ">=2.3.0,<2.4"
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
 isort = ">=4.2.5,<5"
 mccabe = ">=0.6,<0.7"
 
 [[package]]
-category = "dev"
-description = "pytest: simple powerful testing with Python"
 name = "pytest"
+version = "3.10.1"
+description = "pytest: simple powerful testing with Python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "3.10.1"
 
 [package.dependencies]
 atomicwrites = ">=1.0"
 attrs = ">=17.4.0"
-colorama = "*"
+colorama = {version = "*", markers = "sys_platform == \"win32\""}
 more-itertools = ">=4.0.0"
 pluggy = ">=0.7"
 py = ">=1.5.0"
-setuptools = "*"
 six = ">=1.10.0"
 
 [[package]]
-category = "dev"
-description = "Alternative regular expression module, to replace re."
 name = "regex"
+version = "2020.2.20"
+description = "Alternative regular expression module, to replace re."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2020.2.20"
 
 [[package]]
-category = "dev"
-description = "a python refactoring library..."
 name = "rope"
+version = "0.14.0"
+description = "a python refactoring library..."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.14.0"
 
 [[package]]
-category = "dev"
-description = "Python 2 and 3 compatibility utilities"
 name = "six"
+version = "1.14.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "1.14.0"
 
 [[package]]
-category = "dev"
-description = "Python Library for Tom's Obvious, Minimal Language"
 name = "toml"
+version = "0.10.2"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "dev"
 optional = false
-python-versions = "*"
+python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "0.10.0"
 
 [[package]]
-category = "dev"
-description = "a fork of Python 2 and 3 ast modules with type comment support"
 name = "typed-ast"
+version = "1.4.1"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.1"
 
 [[package]]
+name = "typing-extensions"
+version = "3.7.4.3"
+description = "Backported and Experimental Type Hints for Python 3.5+"
 category = "dev"
-description = "Module for decorators, wrappers and monkey patching."
-name = "wrapt"
 optional = false
 python-versions = "*"
-version = "1.11.2"
 
 [[package]]
+name = "wrapt"
+version = "1.11.2"
+description = "Module for decorators, wrappers and monkey patching."
 category = "dev"
-description = "Backport of pathlib-compatible object wrapper for zip files"
+optional = false
-marker = "python_version < \"3.8\""
+python-versions = "*"
+
+[[package]]
 name = "zipp"
+version = "3.1.0"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "3.1.0"
 
 [package.extras]
 docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["jaraco.itertools", "func-timeout"]
 
 [metadata]
-content-hash = "da205efb5c35ed10116f51854f613a43fe000afa1341828bfd8cf3d6d58c4149"
+lock-version = "1.1"
 python-versions = "^3.6"
+content-hash = "50572c7bcac8a0b299a1688f0346b72f803b1413fcac486ad595a694637ba586"
 
 [metadata.files]
 appdirs = [
@@ -339,12 +356,11 @@ attrs = [
     {file = "attrs-19.3.0.tar.gz", hash = "sha256:f7b7ce16570fe9965acd6d30101a28f62fb4a7f9e926b3bbc9b61f8b04247e72"},
 ]
 black = [
-    {file = "black-19.10b0-py36-none-any.whl", hash = "sha256:1b30e59be925fafc1ee4565e5e08abef6b03fe455102883820fe5ee2e4734e0b"},
+    {file = "black-20.8b1.tar.gz", hash = "sha256:1c02557aa099101b9d21496f8a914e9ed2222ef70336404eeeac8edba836fbea"},
-    {file = "black-19.10b0.tar.gz", hash = "sha256:c2edb73a08e9e0e6f65a0e6af18b059b8b1cdd5bef997d7a0b181df93dc81539"},
 ]
 click = [
-    {file = "Click-7.0-py2.py3-none-any.whl", hash = "sha256:2335065e6395b9e67ca716de5f7526736bfa6ceead690adf616d925bdc622b13"},
+    {file = "click-7.1.2-py2.py3-none-any.whl", hash = "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"},
-    {file = "Click-7.0.tar.gz", hash = "sha256:5b94b49521f6456670fdb30cd82a4eca9412788a93fa6dd6df72c94d5a8ff2d7"},
+    {file = "click-7.1.2.tar.gz", hash = "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a"},
 ]
 colorama = [
     {file = "colorama-0.4.3-py2.py3-none-any.whl", hash = "sha256:7d73d2a99753107a36ac6b455ee49046802e59d9d076ef8e47b61499fa29afff"},
@@ -353,6 +369,10 @@ colorama = [
 contextvars = [
     {file = "contextvars-2.4.tar.gz", hash = "sha256:f38c908aaa59c14335eeea12abea5f443646216c4e29380d7bf34d2018e2c39e"},
 ]
+dataclasses = [
+    {file = "dataclasses-0.8-py3-none-any.whl", hash = "sha256:0201d89fa866f68c8ebd9d08ee6ff50c0b255f8ec63a71c16fda7af82bb887bf"},
+    {file = "dataclasses-0.8.tar.gz", hash = "sha256:8479067f342acf957dc82ec415d355ab5edb7e7646b90dc6e2fd1d96ad084c97"},
+]
 graphviz = [
     {file = "graphviz-0.13.2-py2.py3-none-any.whl", hash = "sha256:241fb099e32b8e8c2acca747211c8237e40c0b89f24b1622860075d59f4c4b25"},
     {file = "graphviz-0.13.2.zip", hash = "sha256:60acbeee346e8c14555821eab57dbf68a169e6c10bce40e83c1bf44f63a62a01"},
@@ -453,6 +473,10 @@ more-itertools = [
     {file = "more-itertools-8.2.0.tar.gz", hash = "sha256:b1ddb932186d8a6ac451e1d95844b382f55e12686d51ca0c68b6f61f2ab7a507"},
     {file = "more_itertools-8.2.0-py3-none-any.whl", hash = "sha256:5dd8bcf33e5f9513ffa06d5ad33d78f31e1931ac9a18f33d37e77a180d393a7c"},
 ]
+mypy-extensions = [
+    {file = "mypy_extensions-0.4.3-py2.py3-none-any.whl", hash = "sha256:090fedd75945a69ae91ce1303b5824f428daf5a028d2f6ab8a299250a846f15d"},
+    {file = "mypy_extensions-0.4.3.tar.gz", hash = "sha256:2d82818f5bb3e369420cb3c4060a7970edba416647068eb4c5343488a6c604a8"},
+]
 pathspec = [
     {file = "pathspec-0.7.0-py2.py3-none-any.whl", hash = "sha256:163b0632d4e31cef212976cf57b43d9fd6b0bac6e67c26015d611a647d5e7424"},
     {file = "pathspec-0.7.0.tar.gz", hash = "sha256:562aa70af2e0d434367d9790ad37aed893de47f1693e4201fd1d3dca15d19b96"},
@@ -506,9 +530,8 @@ six = [
     {file = "six-1.14.0.tar.gz", hash = "sha256:236bdbdce46e6e6a3d61a337c0f8b763ca1e8717c03b369e87a7ec7ce1319c0a"},
 ]
 toml = [
-    {file = "toml-0.10.0-py2.7.egg", hash = "sha256:f1db651f9657708513243e61e6cc67d101a39bad662eaa9b5546f789338e07a3"},
+    {file = "toml-0.10.2-py2.py3-none-any.whl", hash = "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b"},
-    {file = "toml-0.10.0-py2.py3-none-any.whl", hash = "sha256:235682dd292d5899d361a811df37e04a8828a5b1da3115886b73cf81ebc9100e"},
+    {file = "toml-0.10.2.tar.gz", hash = "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"},
-    {file = "toml-0.10.0.tar.gz", hash = "sha256:229f81c57791a41d65e399fc06bf0848bab550a9dfd5ed66df18ce5f05e73d5c"},
 ]
 typed-ast = [
     {file = "typed_ast-1.4.1-cp35-cp35m-manylinux1_i686.whl", hash = "sha256:73d785a950fc82dd2a25897d525d003f6378d1cb23ab305578394694202a58c3"},
@@ -518,21 +541,35 @@ typed-ast = [
     {file = "typed_ast-1.4.1-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:269151951236b0f9a6f04015a9004084a5ab0d5f19b57de779f908621e7d8b75"},
     {file = "typed_ast-1.4.1-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:24995c843eb0ad11a4527b026b4dde3da70e1f2d8806c99b7b4a7cf491612652"},
     {file = "typed_ast-1.4.1-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:fe460b922ec15dd205595c9b5b99e2f056fd98ae8f9f56b888e7a17dc2b757e7"},
+    {file = "typed_ast-1.4.1-cp36-cp36m-manylinux2014_aarch64.whl", hash = "sha256:fcf135e17cc74dbfbc05894ebca928ffeb23d9790b3167a674921db19082401f"},
     {file = "typed_ast-1.4.1-cp36-cp36m-win32.whl", hash = "sha256:4e3e5da80ccbebfff202a67bf900d081906c358ccc3d5e3c8aea42fdfdfd51c1"},
     {file = "typed_ast-1.4.1-cp36-cp36m-win_amd64.whl", hash = "sha256:249862707802d40f7f29f6e1aad8d84b5aa9e44552d2cc17384b209f091276aa"},
     {file = "typed_ast-1.4.1-cp37-cp37m-macosx_10_9_x86_64.whl", hash = "sha256:8ce678dbaf790dbdb3eba24056d5364fb45944f33553dd5869b7580cdbb83614"},
     {file = "typed_ast-1.4.1-cp37-cp37m-manylinux1_i686.whl", hash = "sha256:c9e348e02e4d2b4a8b2eedb48210430658df6951fa484e59de33ff773fbd4b41"},
     {file = "typed_ast-1.4.1-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:bcd3b13b56ea479b3650b82cabd6b5343a625b0ced5429e4ccad28a8973f301b"},
+    {file = "typed_ast-1.4.1-cp37-cp37m-manylinux2014_aarch64.whl", hash = "sha256:f208eb7aff048f6bea9586e61af041ddf7f9ade7caed625742af423f6bae3298"},
     {file = "typed_ast-1.4.1-cp37-cp37m-win32.whl", hash = "sha256:d5d33e9e7af3b34a40dc05f498939f0ebf187f07c385fd58d591c533ad8562fe"},
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 ]
+typing-extensions = [
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 wrapt = [
     {file = "wrapt-1.11.2.tar.gz", hash = "sha256:565a021fd19419476b9362b05eeaa094178de64f8361e44468f9e9d7843901e1"},
 ]

pyproject.toml

@@ -18,7 +18,7 @@ contextvars = { version = "^2.4", python = "~3.6" }
 [tool.poetry.dev-dependencies]
 pytest = "^3.0"
 pylint = "^2.4"
-black = {version = "^19.0", allow-prereleases = true}
+black = {version = "^20.8b1", allow-prereleases = true}
 rope = "^0.14.0"
 isort = "^4.3"