also move exclude into the policy section

Author: keewis

README.md

@@ -7,11 +7,6 @@ Check that the minimum dependency versions follow `xarray`'s policy.
 To use the `minimum-dependency-versions` action in workflows, create a policy file (`policy.yaml`):
 
 ```yaml
-# these packages are completely ignored
-exclude:
-  - package1
-  - package2
-  - ...
 channels:
   - conda-forge
 platforms:
@@ -27,6 +22,11 @@ policy:
   overrides:
     # override the policy for specific packages
     package3: 0.3.1
+  # these packages are completely ignored
+  exclude:
+    - package1
+    - package2
+    - ...
   # these packages don't fail the CI, but will be printed in the report as a warning
   ignored_violations:
     - package4

minimum_versions.py

@@ -23,7 +23,6 @@
 schema = {
     "type": "object",
     "properties": {
-        "exclude": {"type": "array", "items": {"type": "string"}},
         "channels": {"type": "array", "items": {"type": "string"}},
         "platforms": {"type": "array", "items": {"type": "string"}},
         "policy": {
@@ -44,15 +43,22 @@
                     },
                     "additionalProperties": False,
                 },
+                "exclude": {"type": "array", "items": {"type": "string"}},
                 "ignored_violations": {
                     "type": "array",
                     "items": {"type": "string", "pattern": "^[a-z][-a-z_]*$"},
                 },
             },
-            "required": ["packages", "default", "overrides", "ignored_violations"],
+            "required": [
+                "packages",
+                "default",
+                "overrides",
+                "exclude",
+                "ignored_violations",
+            ],
         },
     },
-    "required": ["exclude", "channels", "platforms", "policy"],
+    "required": ["channels", "platforms", "policy"],
 }
 
 
@@ -161,7 +167,7 @@ def parse_policy(file):
     return Policy(
         channels=policy["channels"],
         platforms=policy["platforms"],
-        exclude=policy["exclude"],
+        exclude=package_policy["exclude"],
         package_months=package_policy["packages"],
         default_months=package_policy["default"],
         ignored_violations=package_policy["ignored_violations"],

policy.yaml

@@ -1,15 +1,3 @@
-# these packages are completely ignored
-exclude:
-  - coveralls
-  - pip
-  - pytest
-  - pytest-asyncio
-  - pytest-cov
-  - pytest-env
-  - pytest-mypy-plugins
-  - pytest-timeout
-  - pytest-xdist
-  - pytest-hypothesis
 channels:
   - conda-forge
 platforms:
@@ -21,7 +9,20 @@ policy:
     python: 30
     numpy: 18
   default: 12
+  # overrides for the policy
   overrides: {}
+  # these packages are completely ignored
+  exclude:
+    - coveralls
+    - pip
+    - pytest
+    - pytest-asyncio
+    - pytest-cov
+    - pytest-env
+    - pytest-mypy-plugins
+    - pytest-timeout
+    - pytest-xdist
+    - pytest-hypothesis
   # these packages don't fail the CI, but will be printed in the report
   ignored_violations:
     - pydap