Prefixed backend module names with an underscore

Fixes agronholm#50.
tjstum · May 12, 2019 · 51cb13f · 51cb13f
1 parent aa5b388
commit 51cb13f
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Showing 6 changed files with 6 additions and 5 deletions.
diff --git a/anyio/__init__.py b/anyio/__init__.py
@@ -52,7 +52,7 @@ def run(func: Callable[..., Coroutine[Any, Any, T_Retval]], *args,
         raise RuntimeError('Already running {} in this thread'.format(asynclib_name))
 
     try:
-        asynclib = import_module('{}._backends.{}'.format(__name__, backend))
+        asynclib = import_module('{}._backends._{}'.format(__name__, backend))
     except ImportError as exc:
         raise LookupError('No such backend: {}'.format(backend)) from exc
 
@@ -71,7 +71,7 @@ def run(func: Callable[..., Coroutine[Any, Any, T_Retval]], *args,
 
 @contextmanager
 def claim_worker_thread(backend) -> typing.Generator[Any, None, None]:
-    module = sys.modules['anyio._backends.' + backend]
+    module = sys.modules['anyio._backends._' + backend]
     _local.current_async_module = module
     token = sniffio.current_async_library_cvar.set(backend)
     try:
@@ -83,7 +83,7 @@ def claim_worker_thread(backend) -> typing.Generator[Any, None, None]:
 
 def _get_asynclib():
     asynclib_name = sniffio.current_async_library()
-    modulename = 'anyio._backends.' + asynclib_name
+    modulename = 'anyio._backends._' + asynclib_name
     try:
         return sys.modules[modulename]
     except KeyError:

diff --git a/anyio/_backends/asyncio.py → anyio/_backends/_asyncio.py b/anyio/_backends/asyncio.py → anyio/_backends/_asyncio.py
diff --git a/anyio/_backends/curio.py → anyio/_backends/_curio.py b/anyio/_backends/curio.py → anyio/_backends/_curio.py
diff --git a/anyio/_backends/trio.py → anyio/_backends/_trio.py b/anyio/_backends/trio.py → anyio/_backends/_trio.py
diff --git a/docs/versionhistory.rst b/docs/versionhistory.rst
@@ -7,6 +7,7 @@ This library adheres to `Semantic Versioning <http://semver.org/>`_.
 
 - Fixed pathlib2_ compatibility with ``anyio.aopen()``
 - Fixed timeouts not propagating from nested scopes on asyncio and curio (PR by Matthias Urlichs)
+- Prefixed backend module names with an underscore to better indicate privateness
 
  .. _pathlib2: https://pypi.org/project/pathlib2/
 

diff --git a/tests/test_taskgroups.py b/tests/test_taskgroups.py
@@ -5,7 +5,7 @@
 from anyio import (
     create_task_group, sleep, move_on_after, fail_after, open_cancel_scope, wait_all_tasks_blocked,
     current_effective_deadline, current_time, get_cancelled_exc_class)
-from anyio._backends import asyncio
+from anyio._backends import _asyncio
 from anyio.exceptions import ExceptionGroup
 
 
@@ -42,7 +42,7 @@ async def async_add(value):
 
 
 @pytest.mark.parametrize('run_func, as_coro_obj', [
-    (asyncio.native_run, True),
+    (_asyncio.native_run, True),
     (curio.run, False),
     (trio.run, False)
 ], ids=['asyncio', 'curio', 'trio'])