def from_path(cls, path, frequency='per_session', format=None, # @ReservedAssignment @IgnorePep8
**kwargs):
if not os.path.exists(path):
raise ArcanaUsageError(
"Attempting to read Fileset from path '{}' but it "
"does not exist".format(path))
if os.path.isdir(path):
within_exts = frozenset(
split_extension(f)[1] for f in os.listdir(path)
if not f.startswith('.'))
if format is None:
# Try to guess format
try:
format = FileFormat.by_within_dir_exts(within_exts) # @ReservedAssignment @IgnorePep8
except ArcanaFileFormatNotRegisteredError:
# Fall back to general directory format
format = directory_format # @ReservedAssignment
name = os.path.basename(path)
else:
filename = os.path.basename(path)
name, ext = split_extension(filename)
if format is None:
try:
format = FileFormat.by_ext(ext) # @ReservedAssignment @IgnorePep8
except ArcanaFileFormatNotRegisteredError as e:
raise ArcanaFileFormatNotRegisteredError(
str(e) + ", which is required to identify the "
"format of the fileset at '{}'".format(path))
return cls(name, format, frequency=frequency,
path=path, **kwargs)
def __init__(
self,
path,
type,
subject_id,
visit_id,
repository, # @ReservedAssignment @IgnorePep8
modality=None,
task=None,
checksums=None):
Fileset.__init__(self,
name=op.basename(path),
format=FileFormat.by_ext(split_extension(path)[1]),
frequency='per_session',
path=path,
subject_id=subject_id,
visit_id=visit_id,
repository=repository,
checksums=checksums)
BaseBidsFileset.__init__(self, type, modality, task)