def test_access_ones(self):
a = nd.ones(ndt.int32)
self.assertEqual(a.access_flags, 'readwrite')
a = nd.ones(ndt.int32, access='rw')
self.assertEqual(a.access_flags, 'readwrite')
a = nd.ones(ndt.int32, access='r')
self.assertEqual(a.access_flags, 'immutable')
def test_access_ones(self):
a = nd.ones(ndt.int32)
self.assertEqual(a.access_flags, 'readwrite')
a = nd.ones(ndt.int32, access='rw')
self.assertEqual(a.access_flags, 'readwrite')
a = nd.ones(ndt.int32, access='r')
self.assertEqual(a.access_flags, 'immutable')
def ones(dshape, ddesc=None):
"""Create an array and fill it with ones.
Parameters
----------
dshape : datashape
The datashape for the resulting array.
ddesc : data descriptor instance
This comes with the necessary info for storing the data. If
None, a DyND_DDesc will be used.
Returns
-------
out: a concrete blaze array.
"""
dshape = _normalize_dshape(dshape)
if ddesc is None:
ddesc = DyND_DDesc(nd.ones(str(dshape), access='rw'))
return Array(ddesc)
if isinstance(ddesc, BLZ_DDesc):
shape, dt = to_numpy(dshape)
ddesc.blzarr = blz.ones(
shape, dt, rootdir=ddesc.path, mode=ddesc.mode, **ddesc.kwargs)
elif isinstance(ddesc, HDF5_DDesc):
obj = nd.as_numpy(nd.empty(str(dshape)))
with tb.open_file(ddesc.path, mode=ddesc.mode) as f:
where, name = split_path(ddesc.datapath)
f.create_earray(where, name, filters=ddesc.filters, obj=obj)
ddesc.mode = 'a' # change into 'a'ppend mode for further operations
return Array(ddesc)
def ones(dshape, ddesc=None):
"""Create an array and fill it with ones.
Parameters
----------
dshape : datashape
The datashape for the resulting array.
ddesc : data descriptor instance
This comes with the necessary info for storing the data. If
None, a DyND_DDesc will be used.
Returns
-------
out: a concrete blaze array.
"""
dshape = _normalize_dshape(dshape)
if ddesc is None:
ddesc = DyND_DDesc(nd.ones(str(dshape), access='rw'))
return Array(ddesc)
if isinstance(ddesc, BLZ_DDesc):
shape, dt = to_numpy(dshape)
ddesc.blzarr = blz.ones(shape,
dt,
rootdir=ddesc.path,
mode=ddesc.mode,
**ddesc.kwargs)
elif isinstance(ddesc, HDF5_DDesc):
obj = nd.as_numpy(nd.empty(str(dshape)))
with tb.open_file(ddesc.path, mode=ddesc.mode) as f:
where, name = split_path(ddesc.datapath)
f.create_earray(where, name, filters=ddesc.filters, obj=obj)
ddesc.mode = 'a' # change into 'a'ppend mode for further operations
return Array(ddesc)
def test_access_ones(self):
a = nd.ones(ndt.int32)
self.assertEqual(a.access_flags, 'readwrite')
def test_access_ones(self):
a = nd.ones(ndt.int32)
self.assertEqual(a.access_flags, "immutable")
a = nd.ones(ndt.int32, access="rw")
self.assertEqual(a.access_flags, "readwrite")
def test_access_ones(self):
a = nd.ones(ndt.int32)
self.assertEqual(a.access_flags, 'readwrite')
