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gh-104212: Explain how to port imp.load_source() (#105978)

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Explain how to port removed imp.load_source() to importlib in What's
New in Python 3.12.
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Victor Stinner 2023-06-22 00:18:31 +02:00 • committed by GitHub
parent a2392720d6
commit 18a7c86697
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1 changed files with 15 additions and 1 deletions
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Doc/whatsnew/3.12.rst
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@ -1386,6 +1386,21 @@ Removed
``imp.source_from_cache()`` :func:`importlib.util.source_from_cache` ``imp.source_from_cache()`` :func:`importlib.util.source_from_cache`
================================= ======================================= ================================= =======================================
* Replace ``imp.load_source()`` with::
import importlib.util
import importlib.machinery
def load_source(modname, filename):
loader = importlib.machinery.SourceFileLoader(modname, filename)
spec = importlib.util.spec_from_file_location(modname, filename, loader=loader)
module = importlib.util.module_from_spec(spec)
# The module is always executed and not cached in sys.modules.
# Uncomment the following line to cache the module.
# sys.modules[module.__name__] = module
loader.exec_module(module)
return module
* Removed :mod:`!imp` functions and attributes with no replacements: * Removed :mod:`!imp` functions and attributes with no replacements:
* undocumented functions: * undocumented functions:
@ -1394,7 +1409,6 @@ Removed
* ``imp.load_compiled()`` * ``imp.load_compiled()``
* ``imp.load_dynamic()`` * ``imp.load_dynamic()``
* ``imp.load_package()`` * ``imp.load_package()``
* ``imp.load_source()``
* ``imp.lock_held()``, ``imp.acquire_lock()``, ``imp.release_lock()``: * ``imp.lock_held()``, ``imp.acquire_lock()``, ``imp.release_lock()``:
the locking scheme has changed in Python 3.3 to per-module locks. the locking scheme has changed in Python 3.3 to per-module locks.