Move project metadata/config to pyproject.toml

We also remove both the setup.cfg and setup.py files as they are not
required by newer versions of pip.

Signed-off-by: Leandro Lucarella <[email protected]>

Author: llucax

.github/workflows/ci.yaml

@@ -26,7 +26,7 @@ jobs:
     - uses: actions/cache@v2
       with:
         path: ~/.cache/pip
-        key: ${{ runner.os }}-pip-${{ hashFiles('**/setup.cfg') }}
+        key: ${{ runner.os }}-pip-${{ hashFiles('pyproject.toml') }}
         restore-keys: |
           ${{ runner.os }}-pip-
 

pyproject.toml

@@ -6,6 +6,24 @@ requires = [
 ]
 build-backend = "setuptools.build_meta"
 
+
+[project]
+name = "frequenz-channels"
+requires-python = ">= 3.8, < 4"
+dependencies = [
+    "watchfiles >= 0.15.0",
+]
+dynamic = [ "version" ]
+
+[[project.authors]]
+name ="Frequenz Energy-as-a-Service GmbH"
+
+[tool.setuptools]
+include-package-data = true
+
+[tool.setuptools_scm]
+version_scheme = "post-release"
+
 [tool.pylint.similarities]
 ignore-comments=['yes']
 ignore-docstrings=['yes']
@@ -18,9 +36,6 @@ disable = ["too-few-public-methods", "wrong-import-order", "ungrouped-imports"]
 [tool.pylint.'DESIGN']
 max-attributes=12
 
-[tool.setuptools_scm]
-version_scheme = "post-release"
-
 [tool.isort]
 profile = "black"
 line_length = 88