def test_hardmask(self):
# Test hardmask
base = self.base.copy()
mbase = base.view(mrecarray)
mbase.harden_mask()
self.assertTrue(mbase._hardmask)
mbase.mask = nomask
assert_equal_records(mbase._mask, base._mask)
mbase.soften_mask()
self.assertTrue(not mbase._hardmask)
mbase.mask = nomask
# So, the mask of a field is no longer set to nomask...
assert_equal_records(mbase._mask,
ma.make_mask_none(base.shape, base.dtype))
self.assertTrue(ma.make_mask(mbase['b']._mask) is nomask)
assert_equal(mbase['a']._mask, mbase['b']._mask)
python类make_mask_none()的实例源码
def __array_finalize__(self, obj):
# Make sure we have a _fieldmask by default
_mask = getattr(obj, '_mask', None)
if _mask is None:
objmask = getattr(obj, '_mask', nomask)
_dtype = ndarray.__getattribute__(self, 'dtype')
if objmask is nomask:
_mask = ma.make_mask_none(self.shape, dtype=_dtype)
else:
mdescr = ma.make_mask_descr(_dtype)
_mask = narray([tuple([m] * len(mdescr)) for m in objmask],
dtype=mdescr).view(recarray)
# Update some of the attributes
_dict = self.__dict__
_dict.update(_mask=_mask)
self._update_from(obj)
if _dict['_baseclass'] == ndarray:
_dict['_baseclass'] = recarray
return
def test_hardmask(self):
# Test hardmask
base = self.base.copy()
mbase = base.view(mrecarray)
mbase.harden_mask()
self.assertTrue(mbase._hardmask)
mbase.mask = nomask
assert_equal_records(mbase._mask, base._mask)
mbase.soften_mask()
self.assertTrue(not mbase._hardmask)
mbase.mask = nomask
# So, the mask of a field is no longer set to nomask...
assert_equal_records(mbase._mask,
ma.make_mask_none(base.shape, base.dtype))
self.assertTrue(ma.make_mask(mbase['b']._mask) is nomask)
assert_equal(mbase['a']._mask, mbase['b']._mask)
def __array_finalize__(self, obj):
# Make sure we have a _fieldmask by default
_mask = getattr(obj, '_mask', None)
if _mask is None:
objmask = getattr(obj, '_mask', nomask)
_dtype = ndarray.__getattribute__(self, 'dtype')
if objmask is nomask:
_mask = ma.make_mask_none(self.shape, dtype=_dtype)
else:
mdescr = ma.make_mask_descr(_dtype)
_mask = narray([tuple([m] * len(mdescr)) for m in objmask],
dtype=mdescr).view(recarray)
# Update some of the attributes
_dict = self.__dict__
_dict.update(_mask=_mask)
self._update_from(obj)
if _dict['_baseclass'] == ndarray:
_dict['_baseclass'] = recarray
return
test_mrecords.py 文件源码
项目：PyDataLondon29-EmbarrassinglyParallelDAWithAWSLambda
作者: SignalMedia
项目源码
文件源码
阅读 19
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def test_hardmask(self):
# Test hardmask
base = self.base.copy()
mbase = base.view(mrecarray)
mbase.harden_mask()
self.assertTrue(mbase._hardmask)
mbase.mask = nomask
assert_equal_records(mbase._mask, base._mask)
mbase.soften_mask()
self.assertTrue(not mbase._hardmask)
mbase.mask = nomask
# So, the mask of a field is no longer set to nomask...
assert_equal_records(mbase._mask,
ma.make_mask_none(base.shape, base.dtype))
self.assertTrue(ma.make_mask(mbase['b']._mask) is nomask)
assert_equal(mbase['a']._mask, mbase['b']._mask)
mrecords.py 文件源码
项目：PyDataLondon29-EmbarrassinglyParallelDAWithAWSLambda
作者: SignalMedia
项目源码
文件源码
阅读 26
收藏 0
点赞 0
评论 0
def __array_finalize__(self, obj):
# Make sure we have a _fieldmask by default
_mask = getattr(obj, '_mask', None)
if _mask is None:
objmask = getattr(obj, '_mask', nomask)
_dtype = ndarray.__getattribute__(self, 'dtype')
if objmask is nomask:
_mask = ma.make_mask_none(self.shape, dtype=_dtype)
else:
mdescr = ma.make_mask_descr(_dtype)
_mask = narray([tuple([m] * len(mdescr)) for m in objmask],
dtype=mdescr).view(recarray)
# Update some of the attributes
_dict = self.__dict__
_dict.update(_mask=_mask)
self._update_from(obj)
if _dict['_baseclass'] == ndarray:
_dict['_baseclass'] = recarray
return
def test_hardmask(self):
# Test hardmask
base = self.base.copy()
mbase = base.view(mrecarray)
mbase.harden_mask()
self.assertTrue(mbase._hardmask)
mbase.mask = nomask
assert_equal_records(mbase._mask, base._mask)
mbase.soften_mask()
self.assertTrue(not mbase._hardmask)
mbase.mask = nomask
# So, the mask of a field is no longer set to nomask...
assert_equal_records(mbase._mask,
ma.make_mask_none(base.shape, base.dtype))
self.assertTrue(ma.make_mask(mbase['b']._mask) is nomask)
assert_equal(mbase['a']._mask, mbase['b']._mask)
def __array_finalize__(self, obj):
# Make sure we have a _fieldmask by default
_mask = getattr(obj, '_mask', None)
if _mask is None:
objmask = getattr(obj, '_mask', nomask)
_dtype = ndarray.__getattribute__(self, 'dtype')
if objmask is nomask:
_mask = ma.make_mask_none(self.shape, dtype=_dtype)
else:
mdescr = ma.make_mask_descr(_dtype)
_mask = narray([tuple([m] * len(mdescr)) for m in objmask],
dtype=mdescr).view(recarray)
# Update some of the attributes
_dict = self.__dict__
_dict.update(_mask=_mask)
self._update_from(obj)
if _dict['_baseclass'] == ndarray:
_dict['_baseclass'] = recarray
return
def test_hardmask(self):
# Test hardmask
base = self.base.copy()
mbase = base.view(mrecarray)
mbase.harden_mask()
self.assertTrue(mbase._hardmask)
mbase.mask = nomask
assert_equal_records(mbase._mask, base._mask)
mbase.soften_mask()
self.assertTrue(not mbase._hardmask)
mbase.mask = nomask
# So, the mask of a field is no longer set to nomask...
assert_equal_records(mbase._mask,
ma.make_mask_none(base.shape, base.dtype))
self.assertTrue(ma.make_mask(mbase['b']._mask) is nomask)
assert_equal(mbase['a']._mask, mbase['b']._mask)
def __array_finalize__(self, obj):
# Make sure we have a _fieldmask by default
_mask = getattr(obj, '_mask', None)
if _mask is None:
objmask = getattr(obj, '_mask', nomask)
_dtype = ndarray.__getattribute__(self, 'dtype')
if objmask is nomask:
_mask = ma.make_mask_none(self.shape, dtype=_dtype)
else:
mdescr = ma.make_mask_descr(_dtype)
_mask = narray([tuple([m] * len(mdescr)) for m in objmask],
dtype=mdescr).view(recarray)
# Update some of the attributes
_dict = self.__dict__
_dict.update(_mask=_mask)
self._update_from(obj)
if _dict['_baseclass'] == ndarray:
_dict['_baseclass'] = recarray
return
def test_hardmask(self):
# Test hardmask
base = self.base.copy()
mbase = base.view(mrecarray)
mbase.harden_mask()
self.assertTrue(mbase._hardmask)
mbase.mask = nomask
assert_equal_records(mbase._mask, base._mask)
mbase.soften_mask()
self.assertTrue(not mbase._hardmask)
mbase.mask = nomask
# So, the mask of a field is no longer set to nomask...
assert_equal_records(mbase._mask,
ma.make_mask_none(base.shape, base.dtype))
self.assertTrue(ma.make_mask(mbase['b']._mask) is nomask)
assert_equal(mbase['a']._mask, mbase['b']._mask)
def __array_finalize__(self, obj):
# Make sure we have a _fieldmask by default
_mask = getattr(obj, '_mask', None)
if _mask is None:
objmask = getattr(obj, '_mask', nomask)
_dtype = ndarray.__getattribute__(self, 'dtype')
if objmask is nomask:
_mask = ma.make_mask_none(self.shape, dtype=_dtype)
else:
mdescr = ma.make_mask_descr(_dtype)
_mask = narray([tuple([m] * len(mdescr)) for m in objmask],
dtype=mdescr).view(recarray)
# Update some of the attributes
_dict = self.__dict__
_dict.update(_mask=_mask)
self._update_from(obj)
if _dict['_baseclass'] == ndarray:
_dict['_baseclass'] = recarray
return
def test_hardmask(self):
# Test hardmask
base = self.base.copy()
mbase = base.view(mrecarray)
mbase.harden_mask()
self.assertTrue(mbase._hardmask)
mbase.mask = nomask
assert_equal_records(mbase._mask, base._mask)
mbase.soften_mask()
self.assertTrue(not mbase._hardmask)
mbase.mask = nomask
# So, the mask of a field is no longer set to nomask...
assert_equal_records(mbase._mask,
ma.make_mask_none(base.shape, base.dtype))
self.assertTrue(ma.make_mask(mbase['b']._mask) is nomask)
assert_equal(mbase['a']._mask, mbase['b']._mask)
def __array_finalize__(self, obj):
# Make sure we have a _fieldmask by default
_mask = getattr(obj, '_mask', None)
if _mask is None:
objmask = getattr(obj, '_mask', nomask)
_dtype = ndarray.__getattribute__(self, 'dtype')
if objmask is nomask:
_mask = ma.make_mask_none(self.shape, dtype=_dtype)
else:
mdescr = ma.make_mask_descr(_dtype)
_mask = narray([tuple([m] * len(mdescr)) for m in objmask],
dtype=mdescr).view(recarray)
# Update some of the attributes
_dict = self.__dict__
_dict.update(_mask=_mask)
self._update_from(obj)
if _dict['_baseclass'] == ndarray:
_dict['_baseclass'] = recarray
return
