MAINT Use ordinary asyncio.gather in micropip tests (#2611)

packages/micropip/src/micropip/_compat.py

@@ -6,23 +6,20 @@ if IN_BROWSER:
         WHEEL_BASE,
         fetch_bytes,
         fetch_string,
-        gather,
         loadedPackages,
         pyodide_js,
     )
 else:
-    from ._compat_not_in_pyodide import (  # type: ignore[no-redef]
+    from ._compat_not_in_pyodide import (
         BUILTIN_PACKAGES,
         WHEEL_BASE,
         fetch_bytes,
         fetch_string,
-        gather,
         loadedPackages,
         pyodide_js,
     )
 
 __all__ = [
-    "gather",
     "fetch_bytes",
     "fetch_string",
     "WHEEL_BASE",

packages/micropip/src/micropip/_compat_in_pyodide.py

@@ -1,4 +1,3 @@
-from asyncio import gather
 from pathlib import Path
 
 from pyodide._core import IN_BROWSER
@@ -31,7 +30,6 @@ async def fetch_string(url: str, kwargs: dict[str, str]) -> str:
 
 
 __all__ = [
-    "gather",
     "fetch_bytes",
     "fetch_string",
     "WHEEL_BASE",

packages/micropip/src/micropip/_compat_not_in_pyodide.py

@@ -24,17 +24,6 @@ async def fetch_string(url: str, kwargs: dict[str, str]) -> str:
     return (await fetch_bytes(url, kwargs)).decode()
 
 
-# asyncio.gather will schedule any coroutines to run on the event loop but
-# we want to avoid using the event loop at all. Instead just run the
-# coroutines in sequence.
-# TODO: Use an asyncio testing framework to avoid this
-async def gather(*coroutines):
-    result = []
-    for coroutine in coroutines:
-        result.append(await coroutine)
-    return result
-
-
 class pyodide_js_:
     def __get__(self, attr):
         raise RuntimeError(f"Attempted to access property '{attr}' on pyodide_js dummy")
@@ -44,7 +33,6 @@ pyodide_js: Any = pyodide_js_()
 
 
 __all__ = [
-    "gather",
     "fetch_bytes",
     "fetch_string",
     "WHEEL_BASE",

packages/micropip/src/micropip/_micropip.py

@@ -2,6 +2,7 @@ import asyncio
 import hashlib
 import importlib
 import json
+from asyncio import gather
 from dataclasses import dataclass, field
 from importlib.metadata import PackageNotFoundError
 from importlib.metadata import distributions as importlib_distributions
@@ -24,7 +25,6 @@ from ._compat import (
     WHEEL_BASE,
     fetch_bytes,
     fetch_string,
-    gather,
     loadedPackages,
     pyodide_js,
 )