updated Python dependencies.

2 files changed, 414 insertions, 325 deletions

diff --git a/poetry.lock b/poetry.lock
index e9c8b1bf..0e7dc53c 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,6 +1,6 @@
 [[package]]
 name = "aiohttp"
-version = "3.7.3"
+version = "3.7.4.post0"
 description = "Async http client/server framework (asyncio)"
 category = "main"
 optional = false
@@ -9,7 +9,7 @@ python-versions = ">=3.6"
 [package.dependencies]
 async-timeout = ">=3.0,<4.0"
 attrs = ">=17.3.0"
-chardet = ">=2.0,<4.0"
+chardet = ">=2.0,<5.0"
 multidict = ">=4.5,<7.0"
 typing-extensions = ">=3.6.5"
 yarl = ">=1.0,<2.0"
@@ -19,26 +19,29 @@ speedups = ["aiodns", "brotlipy", "cchardet"]
 
 [[package]]
 name = "alembic"
-version = "1.4.3"
+version = "1.6.5"
 description = "A database migration tool for SQLAlchemy."
 category = "main"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,>=2.7"
 
 [package.dependencies]
 Mako = "*"
 python-dateutil = "*"
 python-editor = ">=0.3"
-SQLAlchemy = ">=1.1.0"
+SQLAlchemy = ">=1.3.0"
 
 [[package]]
 name = "aniso8601"
-version = "8.1.0"
+version = "9.0.1"
 description = "A library for parsing ISO 8601 strings."
 category = "main"
 optional = false
 python-versions = "*"
 
+[package.extras]
+dev = ["black", "coverage", "isort", "pre-commit", "pyenchant", "pylint"]
+
 [[package]]
 name = "async-timeout"
 version = "3.0.1"
@@ -49,21 +52,21 @@ python-versions = ">=3.5.3"
 
 [[package]]
 name = "attrs"
-version = "20.3.0"
+version = "21.2.0"
 description = "Classes Without Boilerplate"
 category = "main"
 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.*"
 
 [package.extras]
-dev = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "furo", "sphinx", "pre-commit"]
-docs = ["furo", "sphinx", "zope.interface"]
-tests = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
-tests_no_zope = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six"]
+dev = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface", "furo", "sphinx", "sphinx-notfound-page", "pre-commit"]
+docs = ["furo", "sphinx", "zope.interface", "sphinx-notfound-page"]
+tests = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface"]
+tests_no_zope = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins"]
 
 [[package]]
 name = "babel"
-version = "2.9.0"
+version = "2.9.1"
 description = "Internationalization utilities"
 category = "main"
 optional = false
@@ -97,7 +100,7 @@ python-versions = "*"
 
 [[package]]
 name = "certifi"
-version = "2020.11.8"
+version = "2021.5.30"
 description = "Python package for providing Mozilla's CA Bundle."
 category = "main"
 optional = false
@@ -105,23 +108,34 @@ python-versions = "*"
 
 [[package]]
 name = "chardet"
-version = "3.0.4"
+version = "4.0.0"
 description = "Universal encoding detector for Python 2 and 3"
 category = "main"
 optional = false
-python-versions = "*"
+python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "click"
-version = "7.1.2"
+version = "8.0.1"
 description = "Composable command line interface toolkit"
 category = "main"
 optional = false
+python-versions = ">=3.6"
+
+[package.dependencies]
+colorama = {version = "*", markers = "platform_system == \"Windows\""}
+
+[[package]]
+name = "colorama"
+version = "0.4.4"
+description = "Cross-platform colored terminal text."
+category = "main"
+optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [[package]]
 name = "feedparser"
-version = "6.0.2"
+version = "6.0.8"
 description = "Universal feed parser, handles RSS 0.9x, RSS 1.0, RSS 2.0, CDF, Atom 0.3, and Atom 1.0 feeds"
 category = "main"
 optional = false
@@ -132,39 +146,38 @@ sgmllib3k = "*"
 
 [[package]]
 name = "flake8"
-version = "3.8.4"
+version = "3.9.2"
 description = "the modular source code checker: pep8 pyflakes and co"
 category = "dev"
 optional = false
-python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
 
 [package.dependencies]
 mccabe = ">=0.6.0,<0.7.0"
-pycodestyle = ">=2.6.0a1,<2.7.0"
-pyflakes = ">=2.2.0,<2.3.0"
+pycodestyle = ">=2.7.0,<2.8.0"
+pyflakes = ">=2.3.0,<2.4.0"
 
 [[package]]
 name = "flask"
-version = "1.1.2"
+version = "2.0.1"
 description = "A simple framework for building complex web applications."
 category = "main"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+python-versions = ">=3.6"
 
 [package.dependencies]
-click = ">=5.1"
-itsdangerous = ">=0.24"
-Jinja2 = ">=2.10.1"
-Werkzeug = ">=0.15"
+click = ">=7.1.2"
+itsdangerous = ">=2.0"
+Jinja2 = ">=3.0"
+Werkzeug = ">=2.0"
 
 [package.extras]
-dev = ["pytest", "coverage", "tox", "sphinx", "pallets-sphinx-themes", "sphinxcontrib-log-cabinet", "sphinx-issues"]
-docs = ["sphinx", "pallets-sphinx-themes", "sphinxcontrib-log-cabinet", "sphinx-issues"]
+async = ["asgiref (>=3.2)"]
 dotenv = ["python-dotenv"]
 
 [[package]]
 name = "flask-babel"
-version = "1.0.0"
+version = "2.0.0"
 description = "Adds i18n/l10n support to Flask applications"
 category = "main"
 optional = false
@@ -176,6 +189,9 @@ Flask = "*"
 Jinja2 = ">=2.5"
 pytz = "*"
 
+[package.extras]
+dev = ["pytest", "pytest-mock", "bumpversion", "ghp-import", "sphinx", "pallets-sphinx-themes"]
+
 [[package]]
 name = "flask-login"
 version = "0.5.0"
@@ -189,7 +205,7 @@ Flask = "*"
 
 [[package]]
 name = "flask-migrate"
-version = "2.5.3"
+version = "3.0.1"
 description = "SQLAlchemy database migrations for Flask applications using Alembic"
 category = "main"
 optional = false
@@ -202,7 +218,7 @@ Flask-SQLAlchemy = ">=1.0"
 
 [[package]]
 name = "flask-paginate"
-version = "0.5.5"
+version = "0.8.1"
 description = "Simple paginate support for flask"
 category = "main"
 optional = false
@@ -225,7 +241,7 @@ Flask = "*"
 
 [[package]]
 name = "flask-restful"
-version = "0.3.8"
+version = "0.3.9"
 description = "Simple framework for creating REST APIs"
 category = "main"
 optional = false
@@ -242,7 +258,7 @@ docs = ["sphinx"]
 
 [[package]]
 name = "flask-sqlalchemy"
-version = "2.4.4"
+version = "2.5.1"
 description = "Adds SQLAlchemy support to your Flask application."
 category = "main"
 optional = false
@@ -254,7 +270,7 @@ SQLAlchemy = ">=0.8.0"
 
 [[package]]
 name = "flask-talisman"
-version = "0.7.0"
+version = "0.8.1"
 description = "HTTP security headers for Flask."
 category = "main"
 optional = false
@@ -265,17 +281,31 @@ six = ">=1.9.0"
 
 [[package]]
 name = "flask-wtf"
-version = "0.14.3"
+version = "0.15.1"
 description = "Simple integration of Flask and WTForms."
 category = "main"
 optional = false
-python-versions = "*"
+python-versions = ">= 3.6"
 
 [package.dependencies]
 Flask = "*"
 itsdangerous = "*"
 WTForms = "*"
 
+[package.extras]
+email = ["email-validator"]
+
+[[package]]
+name = "greenlet"
+version = "1.1.0"
+description = "Lightweight in-process concurrent programming"
+category = "main"
+optional = false
+python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*"
+
+[package.extras]
+docs = ["sphinx"]
+
 [[package]]
 name = "idna"
 version = "2.10"
@@ -286,29 +316,29 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
 [[package]]
 name = "itsdangerous"
-version = "1.1.0"
-description = "Various helpers to pass data to untrusted environments and back."
+version = "2.0.1"
+description = "Safely pass data to untrusted environments and back."
 category = "main"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = ">=3.6"
 
 [[package]]
 name = "jinja2"
-version = "2.11.2"
+version = "3.0.1"
 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.*"
+python-versions = ">=3.6"
 
 [package.dependencies]
-MarkupSafe = ">=0.23"
+MarkupSafe = ">=2.0"
 
 [package.extras]
-i18n = ["Babel (>=0.8)"]
+i18n = ["Babel (>=2.7)"]
 
 [[package]]
 name = "lxml"
-version = "4.6.2"
+version = "4.6.3"
 description = "Powerful and Pythonic XML processing library combining libxml2/libxslt with the ElementTree API."
 category = "main"
 optional = false
@@ -322,7 +352,7 @@ source = ["Cython (>=0.29.7)"]
 
 [[package]]
 name = "mako"
-version = "1.1.3"
+version = "1.1.4"
 description = "A super-fast templating language that borrows the  best ideas from the existing templating languages."
 category = "main"
 optional = false
@@ -337,11 +367,11 @@ lingua = ["lingua"]
 
 [[package]]
 name = "markupsafe"
-version = "1.1.1"
+version = "2.0.1"
 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.*"
+python-versions = ">=3.6"
 
 [[package]]
 name = "mccabe"
@@ -372,15 +402,15 @@ lxml = "*"
 
 [[package]]
 name = "psycopg2-binary"
-version = "2.8.6"
+version = "2.9.1"
 description = "psycopg2 - Python-PostgreSQL Database Adapter"
 category = "main"
 optional = false
-python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*"
+python-versions = ">=3.6"
 
 [[package]]
 name = "pycodestyle"
-version = "2.6.0"
+version = "2.7.0"
 description = "Python style guide checker"
 category = "dev"
 optional = false
@@ -388,7 +418,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
 [[package]]
 name = "pydot"
-version = "1.4.1"
+version = "1.4.2"
 description = "Python interface to Graphviz's Dot"
 category = "dev"
 optional = false
@@ -399,7 +429,7 @@ pyparsing = ">=2.1.4"
 
 [[package]]
 name = "pyflakes"
-version = "2.2.0"
+version = "2.3.1"
 description = "passive checker of Python programs"
 category = "dev"
 optional = false
@@ -434,7 +464,7 @@ python-versions = "*"
 
 [[package]]
 name = "pytz"
-version = "2020.4"
+version = "2021.1"
 description = "World timezone definitions, modern and historical"
 category = "main"
 optional = false
@@ -442,7 +472,7 @@ python-versions = "*"
 
 [[package]]
 name = "requests"
-version = "2.25.0"
+version = "2.25.1"
 description = "Python HTTP for Humans."
 category = "main"
 optional = false
@@ -450,7 +480,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
 [package.dependencies]
 certifi = ">=2017.4.17"
-chardet = ">=3.0.2,<4"
+chardet = ">=3.0.2,<5"
 idna = ">=2.5,<3"
 urllib3 = ">=1.21.1,<1.27"
 
@@ -479,7 +509,7 @@ python-versions = "*"
 
 [[package]]
 name = "six"
-version = "1.15.0"
+version = "1.16.0"
 description = "Python 2 and 3 compatibility utilities"
 category = "main"
 optional = false
@@ -487,31 +517,42 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
 
 [[package]]
 name = "soupsieve"
-version = "2.0.1"
+version = "2.2.1"
 description = "A modern CSS selector implementation for Beautiful Soup."
 category = "main"
 optional = false
-python-versions = ">=3.5"
+python-versions = ">=3.6"
 
 [[package]]
 name = "sqlalchemy"
-version = "1.3.20"
+version = "1.4.20"
 description = "Database Abstraction Library"
 category = "main"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,>=2.7"
+
+[package.dependencies]
+greenlet = {version = "!=0.4.17", markers = "python_version >= \"3\""}
 
 [package.extras]
+aiomysql = ["greenlet (!=0.4.17)", "aiomysql"]
+aiosqlite = ["greenlet (!=0.4.17)", "aiosqlite"]
+asyncio = ["greenlet (!=0.4.17)"]
+mariadb_connector = ["mariadb (>=1.0.1)"]
 mssql = ["pyodbc"]
 mssql_pymssql = ["pymssql"]
 mssql_pyodbc = ["pyodbc"]
-mysql = ["mysqlclient"]
-oracle = ["cx-oracle"]
-postgresql = ["psycopg2"]
-postgresql_pg8000 = ["pg8000"]
+mypy = ["sqlalchemy2-stubs", "mypy (>=0.800)"]
+mysql = ["mysqlclient (>=1.4.0,<2)", "mysqlclient (>=1.4.0)"]
+mysql_connector = ["mysqlconnector"]
+oracle = ["cx_oracle (>=7,<8)", "cx_oracle (>=7)"]
+postgresql = ["psycopg2 (>=2.7)"]
+postgresql_asyncpg = ["greenlet (!=0.4.17)", "asyncpg"]
+postgresql_pg8000 = ["pg8000 (>=1.16.6)"]
 postgresql_psycopg2binary = ["psycopg2-binary"]
 postgresql_psycopg2cffi = ["psycopg2cffi"]
-pymysql = ["pymysql"]
+pymysql = ["pymysql (<1)", "pymysql"]
+sqlcipher = ["sqlcipher3-binary"]
 
 [[package]]
 name = "sqlalchemy-schemadisplay"
@@ -526,7 +567,7 @@ pydot = "*"
 
 [[package]]
 name = "typing-extensions"
-version = "3.7.4.3"
+version = "3.10.0.0"
 description = "Backported and Experimental Type Hints for Python 3.5+"
 category = "main"
 optional = false
@@ -534,7 +575,7 @@ python-versions = "*"
 
 [[package]]
 name = "urllib3"
-version = "1.26.2"
+version = "1.26.6"
 description = "HTTP library with thread-safe connection pooling, file post, and more."
 category = "main"
 optional = false
@@ -547,14 +588,13 @@ socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 
 [[package]]
 name = "werkzeug"
-version = "1.0.1"
+version = "2.0.1"
 description = "The comprehensive WSGI web application library."
 category = "main"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
+python-versions = ">=3.6"
 
 [package.extras]
-dev = ["pytest", "pytest-timeout", "coverage", "tox", "sphinx", "pallets-sphinx-themes", "sphinx-issues"]
 watchdog = ["watchdog"]
 
 [[package]]
@@ -588,67 +628,67 @@ multidict = ">=4.0"
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.8"
-content-hash = "121224fc6d36f571a0d427809ff6d76bf2279643263eef5fed19d1b3d599a6f3"
+content-hash = "606ea4b017be1de404af06c4a4c10e2f558a43a1d689c724605a48189c60ac87"
 
 [metadata.files]
 aiohttp = [
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+    {file = "SQLAlchemy-1.4.20.tar.gz", hash = "sha256:38ee3a266afef2978e82824650457f70c5d74ec0cadec1b10fe5ed6f038eb5d0"},
 ]
 sqlalchemy-schemadisplay = [
     {file = "sqlalchemy_schemadisplay-1.3.tar.gz", hash = "sha256:0a9f26d77be9d92c9564d87cc17668fe141a816036c5f5d7c8cb053b253957e0"},
     {file = "sqlalchemy_schemadisplay-1.3.zip", hash = "sha256:b38f0d5947bd3ed9e2b180b4d8c9cd44c9d09edc0ce26722d89be4cc264903b5"},
 ]
 typing-extensions = [
-    {file = "typing_extensions-3.7.4.3-py2-none-any.whl", hash = "sha256:dafc7639cde7f1b6e1acc0f457842a83e722ccca8eef5270af2d74792619a89f"},
-    {file = "typing_extensions-3.7.4.3-py3-none-any.whl", hash = "sha256:7cb407020f00f7bfc3cb3e7881628838e69d8f3fcab2f64742a5e76b2f841918"},
-    {file = "typing_extensions-3.7.4.3.tar.gz", hash = "sha256:99d4073b617d30288f569d3f13d2bd7548c3a7e4c8de87db09a9d29bb3a4a60c"},
+    {file = "typing_extensions-3.10.0.0-py2-none-any.whl", hash = "sha256:0ac0f89795dd19de6b97debb0c6af1c70987fd80a2d62d1958f7e56fcc31b497"},
+    {file = "typing_extensions-3.10.0.0-py3-none-any.whl", hash = "sha256:779383f6086d90c99ae41cf0ff39aac8a7937a9283ce0a414e5dd782f4c94a84"},
+    {file = "typing_extensions-3.10.0.0.tar.gz", hash = "sha256:50b6f157849174217d0656f99dc82fe932884fb250826c18350e159ec6cdf342"},
 ]
 urllib3 = [
-    {file = "urllib3-1.26.2-py2.py3-none-any.whl", hash = "sha256:d8ff90d979214d7b4f8ce956e80f4028fc6860e4431f731ea4a8c08f23f99473"},
-    {file = "urllib3-1.26.2.tar.gz", hash = "sha256:19188f96923873c92ccb987120ec4acaa12f0461fa9ce5d3d0772bc965a39e08"},
+    {file = "urllib3-1.26.6-py2.py3-none-any.whl", hash = "sha256:39fb8672126159acb139a7718dd10806104dec1e2f0f6c88aab05d17df10c8d4"},
+    {file = "urllib3-1.26.6.tar.gz", hash = "sha256:f57b4c16c62fa2760b7e3d97c35b255512fb6b59a259730f36ba32ce9f8e342f"},
 ]
 werkzeug = [
-    {file = "Werkzeug-1.0.1-py2.py3-none-any.whl", hash = "sha256:2de2a5db0baeae7b2d2664949077c2ac63fbd16d98da0ff71837f7d1dea3fd43"},
-    {file = "Werkzeug-1.0.1.tar.gz", hash = "sha256:6c80b1e5ad3665290ea39320b91e1be1e0d5f60652b964a3070216de83d2e47c"},
+    {file = "Werkzeug-2.0.1-py3-none-any.whl", hash = "sha256:6c1ec500dcdba0baa27600f6a22f6333d8b662d22027ff9f6202e3367413caa8"},
+    {file = "Werkzeug-2.0.1.tar.gz", hash = "sha256:1de1db30d010ff1af14a009224ec49ab2329ad2cde454c8a708130642d579c42"},
 ]
 wtforms = [
     {file = "WTForms-2.3.3-py2.py3-none-any.whl", hash = "sha256:7b504fc724d0d1d4d5d5c114e778ec88c37ea53144683e084215eed5155ada4c"},
diff --git a/pyproject.toml b/pyproject.toml
index 947df1fd..b9ca751a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,35 +7,35 @@ license = "AGPL-3.0-or-later"
 
 [tool.poetry.dependencies]
 python = "^3.8"
-aiohttp = "^3.6.2"
-requests = "^2.23.0"
-chardet = "^3.0.4"
+aiohttp = "^3.7.4"
+requests = "^2.25.1"
+chardet = "^4.0.0"
 requests-futures = "^1.0.0"
-beautifulsoup4 = "^4.8.2"
-lxml = "^4.5.0"
+beautifulsoup4 = "^4.9.3"
+lxml = "^4.6.3"
 opml = "^0.5"
-SQLAlchemy = "^1.3.13"
-alembic = "^1.4.0"
-Flask = "^1.1.1"
-Flask-SQLAlchemy = "^2.4.1"
+SQLAlchemy = "^1.4.20"
+alembic = "^1.6.5"
+Flask = "^2.0.1"
+Flask-SQLAlchemy = "^2.5.1"
 Flask-Login = "^0.5.0"
 Flask-Principal = "^0.4.0"
-Flask-WTF = "^0.14.3"
-Flask-RESTful = "^0.3.8"
-Flask-paginate = "^0.5.5"
-Flask-Babel = "^1.0.0"
-Flask-Migrate = "^2.5.2"
-WTForms = "^2.2.1"
+Flask-WTF = "^0.15.1"
+Flask-RESTful = "^0.3.9"
+Flask-paginate = "^0.8.1"
+Flask-Babel = "^2.0.0"
+Flask-Migrate = "^3.0.1"
+WTForms = "^2.3.3"
 python-dateutil = "^2.8.1"
-psycopg2-binary = "^2.8.4"
-flask-talisman = "^0.7.0"
-feedparser = "^6.0.2"
+psycopg2-binary = "^2.9.1"
+flask-talisman = "^0.8.1"
+feedparser = "^6.0.8"
 
 
 
 [tool.poetry.dev-dependencies]
 sqlalchemy-schemadisplay = "^1.3"
-flake8 = "^3.7.9"
+flake8 = "^3.9.2"
 
 [build-system]
 requires = ["poetry>=0.12"]