Convert DeprecationWarning to FutureWarning for deprecated decorators. (#420)

Author: tobiasraabe

Diff for: docs/source/changes.md

@@ -36,6 +36,8 @@ releases are available on [PyPI](https://pypi.org/project/pytask) and
 - {pull}`416` removes `.from_annot` again.
 - {pull}`417` deprecates {func}`pytask.mark.task` in favor of {func}`pytask.task`.
 - {pull}`418` fixes and error and simplifies code in `dag.py`.
+- {pull}`420` converts `DeprecationWarning`s to `FutureWarning`s for the deprecated
+  decorators.
 
 ## 0.3.2 - 2023-06-07
 

Diff for: src/_pytask/mark/__init__.pyi

@@ -17,21 +17,21 @@ def select_by_mark(session: Session, dag: nx.DiGraph) -> set[str]: ...
 class MARK_GEN:  # noqa: N801
     @deprecated(
         "'@pytask.mark.produces' is deprecated starting pytask v0.4.0 and will be removed in v0.5.0. To upgrade your project to the new syntax, read the tutorial on product and dependencies: https://tinyurl.com/yrezszr4.",  # noqa: E501, PYI053
-        category=DeprecationWarning,
+        category=FutureWarning,
         stacklevel=1,
     )
     @staticmethod
     def produces(objects: PyTree[str | Path]) -> None: ...
     @deprecated(
         "'@pytask.mark.depends_on' is deprecated starting pytask v0.4.0 and will be removed in v0.5.0. To upgrade your project to the new syntax, read the tutorial on product and dependencies: https://tinyurl.com/yrezszr4.",  # noqa: E501, PYI053
-        category=DeprecationWarning,
+        category=FutureWarning,
         stacklevel=1,
     )
     @staticmethod
     def depends_on(objects: PyTree[str | Path]) -> None: ...
     @deprecated(
         "'@pytask.mark.task' is deprecated starting pytask v0.4.0 and will be removed in v0.5.0. Use '@pytask.task' instead.",  # noqa: E501, PYI053
-        category=DeprecationWarning,
+        category=FutureWarning,
         stacklevel=1,
     )
     @staticmethod

Diff for: src/_pytask/mark/structures.py

@@ -202,7 +202,7 @@ def __getattr__(self, name: str) -> MarkDecorator | Any:
         if name in ("depends_on", "produces"):
             warnings.warn(
                 _DEPRECATION_DECORATOR.format(name),
-                category=DeprecationWarning,
+                category=FutureWarning,
                 stacklevel=1,
             )
 
@@ -233,7 +233,7 @@ def __getattr__(self, name: str) -> MarkDecorator | Any:
             warnings.warn(
                 "'@pytask.mark.task' is deprecated starting pytask v0.4.0 and will be "
                 "removed in v0.5.0. Use '@pytask.task' instead.",
-                category=DeprecationWarning,
+                category=FutureWarning,
                 stacklevel=1,
             )
 

Diff for: tests/test_mark.py

@@ -375,8 +375,8 @@ def task_write_text(depends_on, produces):
         capture_output=True,
         check=False,
     )
-    assert b"DeprecationWarning: '@pytask.mark.depends_on'" in result.stdout
-    assert b"DeprecationWarning: '@pytask.mark.produces'" in result.stdout
+    assert b"FutureWarning: '@pytask.mark.depends_on'" in result.stdout
+    assert b"FutureWarning: '@pytask.mark.produces'" in result.stdout
 
 
 @pytest.mark.end_to_end()
@@ -394,4 +394,4 @@ def task_write_text(): ...
         capture_output=True,
         check=False,
     )
-    assert b"DeprecationWarning: '@pytask.mark.task'" in result.stdout
+    assert b"FutureWarning: '@pytask.mark.task'" in result.stdout