Upgrade requirements to work with 3.7

Makefile

@@ -42,7 +42,7 @@ test: lint unit
 test-docs:
 	mkdocs build --strict
 
-FREEZE_OPTIONS = --no-emit-index-url --no-annotate -v
+FREEZE_OPTIONS = --no-emit-index-url --no-annotate -v --resolver=backtracking
 freeze-base:
 	CUSTOM_COMPILE_COMMAND="make freeze" pip-compile $(FREEZE_OPTIONS) setup.py --output-file requirements.txt
 freeze-dev:

requirements-dev.txt

@@ -1,41 +1,44 @@
 #
-# This file is autogenerated by pip-compile with Python 3.10
+# This file is autogenerated by pip-compile with Python 3.7
 # by the following command:
 #
 #    make freeze
 #
-anyio==4.2.0
-black==23.12.1
-build==1.0.3
+anyio==3.7.1
+black==23.3.0
+build==0.10.0
 certifi==2023.11.17
 click==8.1.7
-coverage[toml]==7.4.0
+coverage[toml]==7.2.7
 exceptiongroup==1.2.0
-flake8==6.1.0
+flake8==5.0.4
 h11==0.14.0
-httpcore==1.0.2
-httpx==0.26.0
+httpcore==0.17.3
+httpx==0.24.1
 idna==3.6
+importlib-metadata==4.2.0
 iniconfig==2.0.0
-isort==5.13.2
+isort==5.11.5
 mccabe==0.7.0
 mypy-extensions==1.0.0
 packaging==23.2
-pathspec==0.12.1
-pip-tools==7.3.0
-platformdirs==4.1.0
-pluggy==1.3.0
-pycodestyle==2.11.1
-pydantic==1.10.13
-pyflakes==3.1.0
+pathspec==0.11.2
+pip-tools==6.14.0
+platformdirs==4.0.0
+pluggy==1.2.0
+pycodestyle==2.9.1
+pydantic==1.9.0
+pyflakes==2.5.0
 pyproject-hooks==1.0.0
 pytest==7.4.3
 pytest-cov==4.1.0
 pytest-repeat==0.9.3
 sniffio==1.3.0
 tomli==2.0.1
+typed-ast==1.5.5
 typing-extensions==4.7.1
 wheel==0.42.0
+zipp==3.15.0
 
 # The following packages are considered to be unsafe in a requirements file:
 # pip

requirements-docs.txt

@@ -1,5 +1,5 @@
 #
-# This file is autogenerated by pip-compile with Python 3.10
+# This file is autogenerated by pip-compile with Python 3.7
 # by the following command:
 #
 #    make freeze
@@ -8,26 +8,26 @@ automacdoc==0.3
 beautifulsoup4==4.12.2
 click==8.1.7
 ghp-import==2.1.0
-importlib-metadata==7.0.1
+importlib-metadata==6.7.0
 jinja2==3.1.2
 livereload==2.6.3
-markdown==3.5.1
+markdown==3.4.4
 markupsafe==2.1.3
 mergedeep==1.3.4
 mkdocs==1.3.0
 mkdocs-material==4.6.3
 mkdocstrings==0.10.0
 packaging==23.2
-pydantic==1.10.13
+pydantic==1.9.0
 pygments==2.17.2
-pymdown-extensions==10.6
+pymdown-extensions==10.2.1
 python-dateutil==2.8.2
 pytkdocs==0.2.1
 pyyaml==6.0.1
 pyyaml-env-tag==0.1
 six==1.16.0
-soupsieve==2.5
-tornado==6.4
+soupsieve==2.4.1
+tornado==6.2
 typing-extensions==4.7.1
 watchdog==3.0.0
-zipp==3.17.0
+zipp==3.15.0

requirements.txt

@@ -1,5 +1,5 @@
 #
-# This file is autogenerated by pip-compile with Python 3.10
+# This file is autogenerated by pip-compile with Python 3.7
 # by the following command:
 #
 #    make freeze