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Add command to purge caches #47

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Merged
DavidCEllis merged 1 commit into from
Mar 7, 2025
Merged

Add command to purge caches #47

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10 changes: 9 additions & 1 deletion src/ducktools/pythonfinder/__main__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@

from ducktools.lazyimporter import LazyImporter, ModuleImport, FromImport
from ducktools.pythonfinder import list_python_installs, __version__
from ducktools.pythonfinder.shared import purge_caches

_laz = LazyImporter(
[
Expand Down Expand Up @@ -122,6 +123,11 @@ def get_parser():

subparsers = parser.add_subparsers(dest="command", required=False)

clear_cache = subparsers.add_parser(
"clear-cache",
help="Clear the cache of Python install details"
)

online = subparsers.add_parser(
"online",
help="Get links to binaries from python.org"
Expand Down Expand Up @@ -305,7 +311,9 @@ def main():
parser = get_parser()
vals = parser.parse_args(sys.argv[1:])

if vals.command == "online":
if vals.command == "clear-cache":
purge_caches()
elif vals.command == "online":
system = vals.system if vals.system else _laz.platform.system()
machine = vals.machine if vals.machine else _laz.platform.machine()
try:
Expand Down
5 changes: 5 additions & 0 deletions src/ducktools/pythonfinder/shared.py
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,7 @@
ModuleImport("json"),
ModuleImport("platform"),
ModuleImport("re"),
ModuleImport("shutil"),
ModuleImport("subprocess"),
ModuleImport("tempfile"),
ModuleImport("zipfile"),
Expand Down Expand Up @@ -84,6 +85,10 @@
INSTALLER_CACHE_PATH = os.path.join(CACHE_FOLDER, "installer_details.json")


def purge_caches(cache_folder=CACHE_FOLDER):
_laz.shutil.rmtree(cache_folder, ignore_errors=True)


def version_str_to_tuple(version):
parsed_version = _laz.re.fullmatch(FULL_PY_VER_RE, version)

Expand Down
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