fix #914: ignore the deprecated git archival plugin

CHANGELOG.rst

@@ -3,7 +3,7 @@ v8.0.2
 
 bugfix
 ------
-
+* fix #914: ignore the deprecated git archival plugin as its integrated now
 * fix #912: ensure mypy safety of the version template + regression test
 * fix #913: use 240s timeout instead of 20 for git unshallow
   to account for large repos or slow connections

src/setuptools_scm/_entrypoints.py

@@ -22,6 +22,7 @@
 
 class EntrypointProtocol(Protocol):
     name: str
+    value: str
 
     def load(self) -> Any:
         pass
@@ -61,6 +62,7 @@ def iter_entry_points(
             name=name,
         )
     )
+
     return cast(Iterator[EntrypointProtocol], iter(res))
 
 

src/setuptools_scm/discover.py

@@ -41,6 +41,10 @@ def match_entrypoint(root: _t.PathT, name: str) -> bool:
     return False
 
 
+# blocked entrypints from legacy plugins
+_BLOCKED_EP_TARGETS = {"setuptools_scm_git_archive:parse"}
+
+
 def iter_matching_entrypoints(
     root: _t.PathT, entrypoint: str, config: Configuration
 ) -> Iterable[_entrypoints.EntrypointProtocol]:
@@ -57,6 +61,8 @@ def iter_matching_entrypoints(
 
     for wd in walk_potential_roots(root, config.search_parent_directories):
         for ep in iter_entry_points(entrypoint):
+            if ep.value in _BLOCKED_EP_TARGETS:
+                continue
             if match_entrypoint(wd, ep.name):
                 log.debug("found ep %s in %s", ep, wd)
                 config.parent = wd

testing/test_integration.py

@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+import importlib.metadata
 import sys
 import textwrap
 from pathlib import Path
@@ -8,11 +9,14 @@
 
 import setuptools_scm._integration.setuptools
 from .wd_wrapper import WorkDir
+from setuptools_scm import Configuration
 from setuptools_scm._integration.setuptools import _warn_on_old_setuptools
 from setuptools_scm._overrides import PRETEND_KEY
 from setuptools_scm._overrides import PRETEND_KEY_NAMED
 from setuptools_scm._run_cmd import run
 
+c = Configuration()
+
 
 @pytest.fixture
 def wd(wd: WorkDir) -> WorkDir:
@@ -183,3 +187,21 @@ def test_setuptools_version_keyword_ensures_regex(
 
     dist = setuptools.Distribution({"name": "test"})
     version_keyword(dist, "use_scm_version", {"tag_regex": "(1.0)"})
+
+
+@pytest.mark.parametrize(
+    "ep_name", ["setuptools_scm.parse_scm", "setuptools_scm.parse_scm_fallback"]
+)
+def test_git_archival_plugin_ignored(tmp_path: Path, ep_name: str) -> None:
+    tmp_path.joinpath(".git_archival.txt").write_text("broken")
+    try:
+        dist = importlib.metadata.distribution("setuptools_scm_git_archive")
+    except importlib.metadata.PackageNotFoundError:
+        pytest.skip("setuptools_scm_git_archive not installed")
+    else:
+        print(dist.metadata["Name"], dist.version)
+    from setuptools_scm.discover import iter_matching_entrypoints
+
+    found = list(iter_matching_entrypoints(tmp_path, config=c, entrypoint=ep_name))
+    imports = [item.value for item in found]
+    assert "setuptools_scm_git_archive:parse" not in imports