def interpolate_2d(values, method='pad', axis=0, limit=None, fill_value=None):
"""
Copied from the 0.15.2. This did not exist in 0.12.0.
Differences:
- Don't depend on pad_2d and backfill_2d to return values
- Removed dtype kwarg. 0.12.0 did not have this option.
"""
transf = (lambda x: x) if axis == 0 else (lambda x: x.T)
# reshape a 1 dim if needed
ndim = values.ndim
if values.ndim == 1:
if axis != 0: # pragma: no cover
raise AssertionError("cannot interpolate on a ndim == 1 with "
"axis != 0")
values = values.reshape(tuple((1, ) + values.shape))
if fill_value is None:
mask = None
else: # todo create faster fill func without masking
mask = mask_missing(transf(values), fill_value)
# Note: pad_2d and backfill_2d work inplace in 0.12.0 and 0.15.2
# in 0.15.2 they also return a reference to values
if method == 'pad':
pad_2d(transf(values), limit=limit, mask=mask)
else:
backfill_2d(transf(values), limit=limit, mask=mask)
# reshape back
if ndim == 1:
values = values[0]
return values
def interpolate_2d(values, method='pad', axis=0, limit=None, fill_value=None):
"""
Copied from the 0.15.2. This did not exist in 0.12.0.
Differences:
- Don't depend on pad_2d and backfill_2d to return values
- Removed dtype kwarg. 0.12.0 did not have this option.
"""
transf = (lambda x: x) if axis == 0 else (lambda x: x.T)
# reshape a 1 dim if needed
ndim = values.ndim
if values.ndim == 1:
if axis != 0: # pragma: no cover
raise AssertionError("cannot interpolate on a ndim == 1 with "
"axis != 0")
values = values.reshape(tuple((1,) + values.shape))
if fill_value is None:
mask = None
else: # todo create faster fill func without masking
mask = mask_missing(transf(values), fill_value)
# Note: pad_2d and backfill_2d work inplace in 0.12.0 and 0.15.2
# in 0.15.2 they also return a reference to values
if method == 'pad':
pad_2d(transf(values), limit=limit, mask=mask)
else:
backfill_2d(transf(values), limit=limit, mask=mask)
# reshape back
if ndim == 1:
values = values[0]
return values
def interpolate(self, method='pad', axis=0, inplace=False, limit=None):
values = self.values if inplace else self.values.copy()
if values.ndim != 2:
raise NotImplementedError
transf = (lambda x: x) if axis == 0 else (lambda x: x.T)
if method == 'pad':
com.pad_2d(transf(values), limit=limit)
else:
com.backfill_2d(transf(values), limit=limit)
return make_block(values, self.items, self.ref_items)
def interpolate(self, method="pad", axis=0, inplace=False, limit=None, missing=None):
values = self.values if inplace else self.values.copy()
if values.ndim != 2:
raise NotImplementedError
transf = (lambda x: x) if axis == 0 else (lambda x: x.T)
if missing is None:
mask = None
else: # todo create faster fill func without masking
mask = _mask_missing(transf(values), missing)
if method == "pad":
com.pad_2d(transf(values), limit=limit, mask=mask)
else:
com.backfill_2d(transf(values), limit=limit, mask=mask)
return make_block(values, self.items, self.ref_items)
def interpolate(self, method='pad', axis=0, inplace=False,
limit=None, missing=None):
values = self.values if inplace else self.values.copy()
if values.ndim != 2:
raise NotImplementedError
transf = (lambda x: x) if axis == 0 else (lambda x: x.T)
if missing is None:
mask = None
else: # todo create faster fill func without masking
mask = _mask_missing(transf(values), missing)
if method == 'pad':
com.pad_2d(transf(values), limit=limit, mask=mask)
else:
com.backfill_2d(transf(values), limit=limit, mask=mask)
return make_block(values, self.items, self.ref_items)