def setDataFromFile(self, filename, tag, uid=None, display=True):
"""Load data array from file and dispatch to live widgets using
``setData``. Do not use caching if uid is ``None``.
"""
try:
array = ReaderRegistry.getReaderCls(tag).fromfile(filename)
except KeyError:
raise NicosError('Unsupported fileformat %r' % tag)
if array is not None:
self.setData(array, uid, display=display)
else:
raise NicosError('Cannot read file %r' % filename)
def readDataFromFile(filename, filetype):
try:
return ReaderRegistry.getReaderCls(filetype).fromfile(filename)
except KeyError:
raise NicosError('Unsupported file format %r' % filetype) from None