def newfunc(*arg, **kw):
if DATALAD_TESTS_CACHE:
# Note: We can't pass keys based on `paths` parameter to
# get_cached_dataset yet, since translation to keys depends on a
# worktree. We'll have the worktree of `version` only after cloning.
ds = get_cached_dataset(url, version=version)
clone_ds = Clone()(ds.pathobj, arg[-1])
else:
clone_ds = Clone()(url, arg[-1])
if version:
clone_ds.repo.checkout(version)
if paths and AnnexRepo.is_valid_repo(clone_ds.path):
# just assume ds is annex as well. Otherwise `Clone` wouldn't
# work correctly - we don't need to test its implementation here
if DATALAD_TESTS_CACHE:
# cache is enabled; we need to make sure it has the desired
# content, so clone_ds can get it from there. However, we got
# `paths` and potentially a `version` they refer to. We can't
# assume the same (or any) worktree in cache. Hence we need to
# translate to keys.
keys = clone_ds.repo.get_file_key(paths)
ds.repo.get(keys, key=True)
clone_ds.repo.fsck(remote='origin', fast=True)
clone_ds.get(paths)
return f(*(arg[:-1] + (clone_ds, )), **kw)
def _wrap_cached_dataset(*arg, **kw):
if DATALAD_TESTS_CACHE:
# Note: We can't pass keys based on `paths` parameter to
# get_cached_dataset yet, since translation to keys depends on a
# worktree. We'll have the worktree of `version` only after cloning.
ds = get_cached_dataset(url, version=version)
clone_ds = Clone()(ds.pathobj, arg[-1])
else:
clone_ds = Clone()(url, arg[-1])
#save some cycles
clone_repo = clone_ds.repo
if version:
clone_repo.checkout(version)
if paths and AnnexRepo.is_valid_repo(clone_ds.path):
# just assume ds is annex as well. Otherwise `Clone` wouldn't
# work correctly - we don't need to test its implementation here
if DATALAD_TESTS_CACHE:
# cache is enabled; we need to make sure it has the desired
# content, so clone_ds can get it from there. However, we got
# `paths` and potentially a `version` they refer to. We can't
# assume the same (or any) worktree in cache. Hence we need to
# translate to keys.
# MIH Despite the variable names used in this function
# (pathS, keyS) they ultimately are passed to get(..., key=True)
# which means that it can ever only be a single path and a
# single key -- this is very confusing.
# the key determination could hence be done with
# get_file_annexinfo() in a much simpler way, but it seems this
# function wants to be ready for more, sigh
keys = [
p['key'] for p in clone_repo.get_content_annexinfo(
ensure_list(paths), init=None).values() if 'key' in p
]
if keys:
ds.repo.get(keys, key=True)
clone_repo.fsck(remote=DEFAULT_REMOTE, fast=True)
clone_ds.get(paths)
return f(*(arg[:-1] + (clone_ds, )), **kw)
