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gc: add dry option and return num removed #441

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Merged
merged 3 commits into from
Sep 25, 2023
Merged

gc: add dry option and return num removed #441

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3afe94d
gc: add dry option and return num removed
Sep 15, 2023
0fb9d15
rename removed to num_removed
Sep 22, 2023
e231892
merge
Sep 22, 2023
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10 changes: 6 additions & 4 deletions src/dvc_data/hashfile/gc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ def gc(
jobs: Optional[int] = None,
cache_odb: Optional["HashFileDB"] = None,
shallow: bool = True,
dry: bool = False,
):
from dvc_objects.errors import ObjectDBPermissionError

Expand All @@ -35,7 +36,7 @@ def _is_dir_hash(_hash):

return _hash.endswith(HASH_DIR_SUFFIX)

removed = False
num_removed = 0

dir_paths = []
file_paths = []
Expand All @@ -53,7 +54,8 @@ def _is_dir_hash(_hash):

for paths in (dir_paths, file_paths):
if paths:
removed = True
odb.fs.remove(paths)
num_removed += len(paths)
if not dry:
odb.fs.remove(paths)
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Maybe we could put some logging here in debug mode (or even info if you passed dry?
Or is the list of things to be removed logged elsewhere?

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Didn't track down where, but it looks like it is already logged:

$ dvc gc -v --all-commits --all-branches --all-tags
2023-09-15 10:54:20,087 DEBUG: v3.19.1.dev20+gbf2af8639.d20230915, CPython 3.11.5 on macOS-13.5-arm64-arm-64bit
2023-09-15 10:54:20,087 DEBUG: command: /Users/dave/micromamba/envs/dvc-test/bin/dvc gc -v --all-commits --all-branches --all-tags
2023-09-15 10:54:20,288 WARNING: This will remove all cache except items used in the workspace and all git commits of the current repo.
Are you sure you want to proceed? [y/n]: y
2023-09-15 10:54:22,624 DEBUG: Estimated remote size: 256 files
2023-09-15 10:54:22,625 DEBUG: Removing '/Users/dave/repo/.dvc/cache/files/md5/91/52ab3f172b3e23fd6b1a3ab0e1d150'
Removed 1 objects from repo cache.
2023-09-15 10:54:22,625 DEBUG: Estimated remote size: 256 files
No unused 'local' cache to remove.
2023-09-15 10:54:22,625 DEBUG: Estimated remote size: 256 files
2023-09-15 10:54:22,625 DEBUG: '/Users/dave/repo/.dvc/cache/files/md5/5f/b7ba7e8447a836e774b66155f5776a' doesn't look like a cache file, skipping
No unused 'legacy' cache to remove.


return removed
return num_removed