Add a permanent way to drop into a debugger from the suite.

Author: Julian

.pre-commit-config.yaml

@@ -1,21 +1,22 @@
 exclude: json/
 
 repos:
--   repo: https://github.com/pre-commit/pre-commit-hooks
+  - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v4.3.0
     hooks:
-    -   id: check-ast
-    -   id: check-docstring-first
-    -   id: check-json
-    -   id: check-toml
-    -   id: check-vcs-permalinks
-    -   id: check-yaml
-    -   id: debug-statements
-    -   id: end-of-file-fixer
-    -   id: mixed-line-ending
+      - id: check-ast
+      - id: check-docstring-first
+      - id: check-json
+      - id: check-toml
+      - id: check-vcs-permalinks
+      - id: check-yaml
+      - id: debug-statements
+        exclude: '^jsonschema/tests/_suite.py$'
+      - id: end-of-file-fixer
+      - id: mixed-line-ending
         args: [--fix, lf]
-    -   id: trailing-whitespace
--   repo: https://github.com/PyCQA/isort
+      - id: trailing-whitespace
+  - repo: https://github.com/PyCQA/isort
     rev: 5.10.1
     hooks:
     -   id: isort

jsonschema/tests/_suite.py

@@ -204,6 +204,8 @@ def validate(self, Validator, **kwargs):
             id_of=Validator.ID_OF,
         )
         validator = Validator(schema=self.schema, resolver=resolver, **kwargs)
+        if os.environ.get("JSON_SCHEMA_DEBUG", "0") != "0":
+            breakpoint()
         validator.validate(instance=self.data)
 
     def validate_ignoring_errors(self, Validator):  # pragma: no cover