Remove 3.7 (EOL) support, add 3.12

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python: ['3.8', '3.9', '3.10', '3.11', '3.12']
         arch: ['x86', 'x64']
     steps:
       - name: Checkout
@@ -53,7 +53,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python: ['pypy-3.8', 'pypy-3.9', '3.7', '3.8', '3.9', '3.10', '3.11', '3.12-dev']
+        python: ['pypy-3.8', 'pypy-3.9', '3.8', '3.9', '3.10', '3.11', '3.12', '3.13-dev']
         check_lint: ['0']
         extra_name: ['']
         include:

README.rst

@@ -36,7 +36,7 @@ cleanliness and good test coverage, please be advised that
 good idea at the time, and should be treated with according skepticism
 if you're contemplating using it in production. It hasn't necessarily
 been reviewed or tested to Trio's standards, it supports at minimum
-Python 3.7, and some features might not be available on PyPy or on
+Python 3.8, and some features might not be available on PyPy or on
 Windows.
 
 * If you find that it meets your needs, you're welcome to use it. We'll

docs-requirements.in

@@ -2,5 +2,4 @@ sphinx >= 1.7.0
 sphinx_rtd_theme
 sphinxcontrib-trio
 towncrier
-trio >= 0.15.0
-trio-typing >= 0.5.0
+trio >= 0.23.0

docs-requirements.txt

@@ -1,14 +1,11 @@
 #
-# This file is autogenerated by pip-compile with Python 3.9
+# This file is autogenerated by pip-compile with Python 3.12
 # by the following command:
 #
 #    pip-compile docs-requirements.in
 #
-
 alabaster==0.7.13
     # via sphinx
-async-generator==1.10
-    # via trio
 attrs==23.1.0
     # via
     #   outcome
@@ -29,16 +26,12 @@ docutils==0.18.1
     # via
     #   sphinx
     #   sphinx-rtd-theme
-exceptiongroup==1.1.1
-    # via trio
 idna==3.4
     # via
     #   requests
     #   trio
 imagesize==1.4.1
     # via sphinx
-importlib-metadata==6.6.0
-    # via sphinx
 incremental==22.10.0
     # via towncrier
 jinja2==3.1.2
@@ -47,8 +40,6 @@ jinja2==3.1.2
     #   towncrier
 markupsafe==2.1.3
     # via jinja2
-mypy-extensions==1.0.0
-    # via trio-typing
 outcome==1.2.0
     # via trio
 packaging==23.1
@@ -87,22 +78,12 @@ sphinxcontrib-serializinghtml==1.1.5
     # via sphinx
 sphinxcontrib-trio==1.1.2
     # via -r docs-requirements.in
-tomli==2.0.1
-    # via towncrier
 towncrier==22.12.0
     # via -r docs-requirements.in
-trio==0.22.0
-    # via
-    #   -r docs-requirements.in
-    #   trio-typing
-trio-typing==0.8.0
+trio==0.24.0
     # via -r docs-requirements.in
-typing-extensions==4.6.3
-    # via trio-typing
 urllib3==2.0.2
     # via requests
-zipp==3.15.0
-    # via importlib-metadata
 
 # The following packages are considered to be unsafe in a requirements file:
 # setuptools

pyproject.toml

@@ -1,5 +1,5 @@
 [tool.black]
-target-version = ['py37']
+target-version = ['py38']
 
 [tool.towncrier]
 package = "tricycle"

setup.py

@@ -15,9 +15,9 @@
     license="MIT -or- Apache License 2.0",
     packages=find_packages(),
     include_package_data=True,
-    install_requires=["trio >= 0.15.0", "trio-typing >= 0.5.0"],
+    install_requires=["trio >= 0.23.0"],
     keywords=["async", "trio"],
-    python_requires=">=3.7",
+    python_requires=">=3.8",
     classifiers=[
         "License :: OSI Approved :: MIT License",
         "License :: OSI Approved :: Apache Software License",

test-requirements.in

@@ -5,12 +5,11 @@ pytest-trio >= 0.6.0
 
 # Tools
 black; implementation_name == "cpython"
-mypy >= 0.780; implementation_name == "cpython"
+mypy >= 1.8.0; implementation_name == "cpython"
 # 6.0.0 requires py3.8+:
 flake8 < 6.0.0
 
 # Project dependencies
 attrs >= 19.2.0
 async_generator >= 1.9
-trio >= 0.15.0
-trio-typing >= 0.5.0
+trio >= 0.23.0

test-requirements.txt

@@ -1,28 +1,24 @@
 #
-# This file is autogenerated by pip-compile with Python 3.9
+# This file is autogenerated by pip-compile with Python 3.12
 # by the following command:
 #
 #    pip-compile test-requirements.in
 #
-
 async-generator==1.10
-    # via
-    #   -r test-requirements.in
-    #   trio
+    # via -r test-requirements.in
 attrs==23.1.0
     # via
     #   -r test-requirements.in
+    #   outcome
     #   trio
 black==23.3.0 ; implementation_name == "cpython"
     # via -r test-requirements.in
 click==8.1.3
     # via black
 coverage[toml]==7.2.7
-    # via pytest-cov
-exceptiongroup==1.1.1
     # via
-    #   pytest
-    #   trio
+    #   coverage
+    #   pytest-cov
 flake8==5.0.4
     # via -r test-requirements.in
 idna==3.4
@@ -31,13 +27,12 @@ iniconfig==2.0.0
     # via pytest
 mccabe==0.7.0
     # via flake8
-mypy==1.3.0 ; implementation_name == "cpython"
+mypy==1.8.0 ; implementation_name == "cpython"
     # via -r test-requirements.in
 mypy-extensions==1.0.0
     # via
     #   black
     #   mypy
-    #   trio-typing
 outcome==1.2.0
     # via
     #   pytest-trio
@@ -69,20 +64,9 @@ sniffio==1.3.0
     # via trio
 sortedcontainers==2.4.0
     # via trio
-tomli==2.0.1
-    # via
-    #   black
-    #   mypy
-    #   pytest
-trio==0.22.0
+trio==0.24.0
     # via
     #   -r test-requirements.in
     #   pytest-trio
-    #   trio-typing
-trio-typing==0.8.0
-    # via -r test-requirements.in
 typing-extensions==4.6.3
-    # via
-    #   black
-    #   mypy
-    #   trio-typing
+    # via mypy

tricycle/_service_nursery.py

@@ -1,10 +1,8 @@
-import attr
 import collections
 import trio
-from trio_typing import TaskStatus
 from functools import partial
 from contextlib import asynccontextmanager
-from typing import Any, AsyncIterator, Awaitable, Callable, Optional, overload
+from typing import Any, AsyncIterator, Awaitable, Callable, Optional
 from ._multi_cancel import MultiCancelScope
 
 
@@ -112,7 +110,7 @@ async def start(
             *args: Any,
             name: Optional[str] = None,
         ) -> Any:
-            async def wrap_child(*, task_status: TaskStatus[Any]) -> None:
+            async def wrap_child(*, task_status: trio.TaskStatus[Any]) -> None:
                 # For start(), the child doesn't get shielded until it
                 # calls task_status.started().
                 shield_scope = child_task_scopes.open_child(shield=False)

tricycle/_tests/test_meta.py

@@ -4,8 +4,7 @@
 import trio
 import trio.testing
 from contextlib import asynccontextmanager
-from typing import Any, AsyncIterator, Coroutine, Iterator, List
-from trio_typing import TaskStatus
+from typing import AsyncIterator, Coroutine, Iterator, List
 
 from .. import ScopedObject, BackgroundObject
 
@@ -109,7 +108,7 @@ async def __close__(self) -> None:
         self.record.append("close")
         self.exiting = True
 
-    async def _background_task(self, *, task_status: TaskStatus[None]) -> None:
+    async def _background_task(self, *, task_status: trio.TaskStatus[None]) -> None:
         self.record.append("background")
         await trio.sleep(1)
         self.record.append("starting")

tricycle/_tests/test_rwlock.py

@@ -4,7 +4,6 @@
 import trio.testing
 from .. import RWLock
 from typing import List, Optional
-from trio_typing import TaskStatus
 
 
 async def test_rwlock(autojump_clock: trio.testing.MockClock) -> None:
@@ -41,7 +40,7 @@ async def test_rwlock(autojump_clock: trio.testing.MockClock) -> None:
     acquire_times: List[Optional[float]] = [None] * 10
 
     async def holder_task(
-        for_write: bool, task_status: TaskStatus[trio.lowlevel.Task]
+        for_write: bool, task_status: trio.TaskStatus[trio.lowlevel.Task]
     ) -> None:
         my_slot = next(start_order)
         repr(lock)  # smoke test
@@ -150,7 +149,7 @@ async def test_read_biased(autojump_clock: trio.testing.MockClock) -> None:
     assert lock.read_biased
 
     async def holder_task(
-        for_write: bool, task_status: TaskStatus[trio.lowlevel.Task]
+        for_write: bool, task_status: trio.TaskStatus[trio.lowlevel.Task]
     ) -> None:
         task_status.started(trio.lowlevel.current_task())
         await lock.acquire(for_write=for_write)

tricycle/_tests/test_service_nursery.py

@@ -1,6 +1,5 @@
 import pytest
 from typing import Any
-from trio_typing import TaskStatus
 
 import trio
 import trio.testing
@@ -35,7 +34,7 @@ async def background_task() -> None:
 async def test_start(autojump_clock: trio.testing.MockClock) -> None:
     record = []
 
-    async def sleep_then_start(val: int, *, task_status: TaskStatus[int]) -> None:
+    async def sleep_then_start(val: int, *, task_status: trio.TaskStatus[int]) -> None:
         await trio.sleep(1)
         task_status.started(val)
         try:
@@ -44,7 +43,7 @@ async def sleep_then_start(val: int, *, task_status: TaskStatus[int]) -> None:
         finally:
             record.append("background task exiting")
 
-    async def shielded_sleep_then_start(*, task_status: TaskStatus[None]) -> None:
+    async def shielded_sleep_then_start(*, task_status: trio.TaskStatus[None]) -> None:
         with trio.CancelScope(shield=True):
             await trio.sleep(1)
         task_status.started()
@@ -83,7 +82,7 @@ async def shielded_sleep_then_start(*, task_status: TaskStatus[None]) -> None:
 async def test_problems() -> None:
     async with open_service_nursery() as nursery:
         with pytest.raises(TypeError) as info:
-            nursery.start_soon(trio.sleep)
+            nursery.start_soon(trio.sleep)  # type: ignore[arg-type]
         assert "missing 1 required positional argument" in str(info.value)
 
         with pytest.raises(TypeError) as info:

tricycle/_tests/test_tree_var.py

@@ -2,7 +2,6 @@
 import trio
 import trio.testing
 from functools import partial
-from trio_typing import TaskStatus
 from typing import Optional, Any, cast
 
 from .. import TreeVar, TreeVarToken
@@ -69,7 +68,7 @@ def trivial_abort(_: object) -> trio.lowlevel.Abort:
 async def test_treevar_follows_eventual_parent() -> None:
     tv1 = TreeVar[str]("tv1")
 
-    async def manage_target(task_status: TaskStatus[trio.Nursery]) -> None:
+    async def manage_target(task_status: trio.TaskStatus[trio.Nursery]) -> None:
         assert tv1.get() == "source nursery"
         with tv1.being("target nursery"):
             assert tv1.get() == "target nursery"
@@ -84,7 +83,7 @@ async def manage_target(task_status: TaskStatus[trio.Nursery]) -> None:
         assert tv1.get() == "source nursery"
 
     async def verify(
-        value: str, *, task_status: TaskStatus[None] = trio.TASK_STATUS_IGNORED
+        value: str, *, task_status: trio.TaskStatus[None] = trio.TASK_STATUS_IGNORED
     ) -> None:
         assert tv1.get() == value
         task_status.started()