def remove_actions(prefix, specs):
linked = install.linked(prefix)
mss = [MatchSpec(spec) for spec in specs]
actions = defaultdict(list)
actions[PREFIX] = prefix
for dist in sorted(linked):
if any(ms.match('%s.tar.bz2' % dist) for ms in mss):
actions[UNLINK].append(dist)
return actions
def remove_features_actions(prefix, index, features):
linked = install.linked(prefix)
r = Resolve(index)
actions = defaultdict(list)
actions[PREFIX] = prefix
_linked = [d + '.tar.bz2' for d in linked]
to_link = []
for dist in sorted(linked):
fn = dist + '.tar.bz2'
if fn not in index:
continue
if r.track_features(fn).intersection(features):
actions[UNLINK].append(dist)
if r.features(fn).intersection(features):
actions[UNLINK].append(dist)
subst = r.find_substitute(_linked, features, fn)
if subst:
to_link.append(subst[:-8])
if to_link:
actions.update(ensure_linked_actions(to_link, prefix))
return actions
def install_actions(prefix, index, specs, force=False, only_names=None):
r = Resolve(index)
linked = install.linked(prefix)
if is_root_prefix(prefix):
specs.append('conda')
add_defaults_to_specs(r, linked, specs)
must_have = {}
for fn in r.solve(specs, [d + '.tar.bz2' for d in linked]):
dist = fn[:-8]
name = name_dist(dist)
if only_names and name not in only_names:
continue
must_have[name] = dist
if is_root_prefix(prefix):
if not force:
# ensure conda is in root environment
assert 'conda' in must_have
else:
# discard conda from other environments
if 'conda' in must_have:
del must_have['conda']
smh = sorted(must_have.values())
if force:
actions = force_linked_actions(smh, index, prefix)
else:
actions = ensure_linked_actions(smh, prefix)
for dist in sorted(linked):
name = name_dist(dist)
if name in must_have and dist != must_have[name]:
actions[UNLINK].append(dist)
return actions
