Resolve version constraints for black package installation (#1671)

* added constraints.txt

* added log

* removed verison.cfg

* added flake8

---------

Co-authored-by: David Glick <david@glicksoftware.com>

.github/workflows/black.yml

@@ -20,9 +20,9 @@ jobs:
           python-version: ${{ matrix.python-version }}
           cache: pip
 
-      # install black (extract version from versions.cfg)
+      # install black (with constraints)
       - name: install black
-        run: pip install click==$(awk '/^click =/{print $NF}' versions.cfg) black==$(awk '/^black =/{print $NF}' versions.cfg)
+        run: pip install -c constraints.txt black
 
       # run black
       - name: run black

.github/workflows/flake8.yml

@@ -22,7 +22,7 @@ jobs:
 
       # install flake8
       - name: install flake8
-        run: pip install flake8==$(awk '/^flake8 =/{print $NF}' versions.cfg)
+        run: pip install -c constraints.txt flake8
 
       # run black
       - name: run flake8

Makefile

@@ -44,7 +44,7 @@ update: ## Update Make and Buildout
 bin/buildout: bin/pip
 	bin/pip install --upgrade pip
 	bin/pip install -r requirements-5.2.txt
-	bin/pip install black || true
+	bin/pip install -c constraints.txt black
 	@touch -c $@
 
 bin/python bin/pip:

constraints.txt

@@ -0,0 +1,2 @@
+black == 22.3.0
+flake8 == 4.0.1

news/1671.internal

@@ -0,0 +1 @@
+Updated package installation to use constraints.txt for black package, ensuring compatibility and consistent versions. @Akshat2Jain