本文整理汇总了Python中attic.archive.Archive.iter_items方法的典型用法代码示例。如果您正苦于以下问题：Python Archive.iter_items方法的具体用法？Python Archive.iter_items怎么用？Python Archive.iter_items使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类attic.archive.Archive的用法示例。
在下文中一共展示了Archive.iter_items方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: do_list
# 需要导入模块: from attic.archive import Archive [as 别名]
# 或者: from attic.archive.Archive import iter_items [as 别名]
def do_list(self, args):
"""List archive or repository contents"""
repository = self.open_repository(args.src)
manifest, key = Manifest.load(repository)
if args.src.archive:
tmap = {1: 'p', 2: 'c', 4: 'd', 6: 'b', 0o10: '-', 0o12: 'l', 0o14: 's'}
archive = Archive(repository, key, manifest, args.src.archive)
for item in archive.iter_items():
type = tmap.get(item[b'mode'] // 4096, '?')
mode = format_file_mode(item[b'mode'])
size = 0
if type == '-':
try:
size = sum(size for _, size, _ in item[b'chunks'])
except KeyError:
pass
mtime = format_time(datetime.fromtimestamp(bigint_to_int(item[b'mtime']) / 1e9))
if b'source' in item:
if type == 'l':
extra = ' -> %s' % item[b'source']
else:
type = 'h'
extra = ' link to %s' % item[b'source']
else:
extra = ''
print('%s%s %-6s %-6s %8d %s %s%s' % (type, mode, item[b'user'] or item[b'uid'],
item[b'group'] or item[b'gid'], size, mtime,
remove_surrogates(item[b'path']), extra))
else:
for archive in sorted(Archive.list_archives(repository, key, manifest), key=attrgetter('ts')):
print(format_archive(archive))
return self.exit_code示例2: do_extract
# 需要导入模块: from attic.archive import Archive [as 别名]
# 或者: from attic.archive.Archive import iter_items [as 别名]
def do_extract(self, args):
"""Extract archive contents
"""
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
archive = Archive(repository, key, manifest, args.archive.archive,
numeric_owner=args.numeric_owner)
patterns = adjust_patterns(args.paths, args.excludes)
dirs = []
for item, peek in archive.iter_items(lambda item: not exclude_path(item[b'path'], patterns)):
while dirs and not item[b'path'].startswith(dirs[-1][b'path']):
archive.extract_item(dirs.pop(-1))
self.print_verbose(remove_surrogates(item[b'path']))
try:
if stat.S_ISDIR(item[b'mode']):
dirs.append(item)
archive.extract_item(item, restore_attrs=False)
else:
archive.extract_item(item, peek=peek)
except IOError as e:
self.print_error('%s: %s', remove_surrogates(item[b'path']), e)
while dirs:
archive.extract_item(dirs.pop(-1))
return self.exit_code示例3: do_extract
# 需要导入模块: from attic.archive import Archive [as 别名]
# 或者: from attic.archive.Archive import iter_items [as 别名]
def do_extract(self, args):
"""Extract archive contents"""
# be restrictive when restoring files, restore permissions later
if sys.getfilesystemencoding() == 'ascii':
print('Warning: File system encoding is "ascii", extracting non-ascii filenames will not be supported.')
os.umask(0o077)
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
archive = Archive(repository, key, manifest, args.archive.archive,
numeric_owner=args.numeric_owner)
patterns = adjust_patterns(args.paths, args.excludes)
dry_run = args.dry_run
stdout = args.stdout
sparse = args.sparse
strip_components = args.strip_components
dirs = []
for item in archive.iter_items(lambda item: not exclude_path(item[b'path'], patterns), preload=True):
orig_path = item[b'path']
if strip_components:
item[b'path'] = os.sep.join(orig_path.split(os.sep)[strip_components:])
if not item[b'path']:
continue
if not args.dry_run:
while dirs and not item[b'path'].startswith(dirs[-1][b'path']):
archive.extract_item(dirs.pop(-1), stdout=stdout)
self.print_verbose(remove_surrogates(orig_path))
try:
if dry_run:
archive.extract_item(item, dry_run=True)
else:
if stat.S_ISDIR(item[b'mode']):
dirs.append(item)
archive.extract_item(item, restore_attrs=False)
else:
archive.extract_item(item, stdout=stdout, sparse=sparse)
except IOError as e:
self.print_error('%s: %s', remove_surrogates(orig_path), e)
if not args.dry_run:
while dirs:
archive.extract_item(dirs.pop(-1))
return self.exit_code示例4: do_verify
# 需要导入模块: from attic.archive import Archive [as 别名]
# 或者: from attic.archive.Archive import iter_items [as 别名]
def do_verify(self, args):
"""Verify archive consistency
"""
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
archive = Archive(repository, key, manifest, args.archive.archive)
patterns = adjust_patterns(args.paths, args.excludes)
def start_cb(item):
self.print_verbose('%s ...', remove_surrogates(item[b'path']), newline=False)
def result_cb(item, success):
if success:
self.print_verbose('OK')
else:
self.print_verbose('ERROR')
self.print_error('%s: verification failed' % remove_surrogates(item[b'path']))
for item, peek in archive.iter_items(lambda item: not exclude_path(item[b'path'], patterns)):
if stat.S_ISREG(item[b'mode']) and b'chunks' in item:
archive.verify_file(item, start_cb, result_cb, peek=peek)
return self.exit_code示例5: do_extract
# 需要导入模块: from attic.archive import Archive [as 别名]
# 或者: from attic.archive.Archive import iter_items [as 别名]
def do_extract(self, args):
"""Extract archive contents"""
repository = self.open_repository(args.archive)
manifest, key = Manifest.load(repository)
archive = Archive(repository, key, manifest, args.archive.archive,
numeric_owner=args.numeric_owner)
patterns = adjust_patterns(args.paths, args.excludes)
dry_run = args.dry_run
strip_components = args.strip_components
dirs = []
for item in archive.iter_items(lambda item: not exclude_path(item[b'path'], patterns), preload=True):
orig_path = item[b'path']
if strip_components:
item[b'path'] = os.sep.join(orig_path.split(os.sep)[strip_components:])
if not item[b'path']:
continue
if not args.dry_run:
while dirs and not item[b'path'].startswith(dirs[-1][b'path']):
archive.extract_item(dirs.pop(-1))
self.print_verbose(remove_surrogates(orig_path))
try:
if dry_run:
archive.extract_item(item, dry_run=True)
else:
if stat.S_ISDIR(item[b'mode']):
dirs.append(item)
archive.extract_item(item, restore_attrs=False)
else:
archive.extract_item(item)
except IOError as e:
self.print_error('%s: %s', remove_surrogates(orig_path), e)
if not args.dry_run:
while dirs:
archive.extract_item(dirs.pop(-1))
return self.exit_code