Remove deprecated functions

demo/ExpressionInterpolation.py

@@ -20,7 +20,6 @@
 
 import basix
 import basix.ufl
-from ffcx.element_interface import QuadratureElement
 from ufl import Coefficient, FunctionSpace, Mesh, grad
 
 # Define mesh
@@ -42,7 +41,7 @@
 # Define an expression using quadrature elements
 q_rule = "gauss_jacobi"
 q_degree = 3
-q_el = QuadratureElement(cell, (), q_rule, q_degree)
+q_el = basix.ufl.quadrature_element(cell, scheme=q_rule, degree=q_degree)
 Q = FunctionSpace(mesh, q_el)
 q = Coefficient(Q)
 powq = 3 * q**2

ffcx/element_interface.py

@@ -6,11 +6,9 @@
 """Finite element interface."""
 
 import typing
-import warnings
 
 import basix
 import basix.ufl
-import ufl
 import numpy as np
 import numpy.typing as npt
 
@@ -46,26 +44,3 @@ def map_facet_points(points: npt.NDArray[np.float64], facet: int, cellname: str)
     facet_vertices = [geom[i] for i in basix.topology(basix.cell.string_to_type(cellname))[-2][facet]]
     return np.asarray([facet_vertices[0] + sum((i - facet_vertices[0]) * j for i, j in zip(facet_vertices[1:], p))
                        for p in points], dtype=np.float64)
-
-
-# TODO: remove this deprecated function
-def QuadratureElement(
-    cellname: str, value_shape: typing.Tuple[int, ...], scheme: typing.Optional[str] = None,
-    degree: typing.Optional[int] = None, points: typing.Optional[npt.NDArray[np.float64]] = None,
-    weights: typing.Optional[npt.NDArray[np.float64]] = None,
-    pullback: ufl.AbstractPullback = ufl.identity_pullback
-) -> basix.ufl._ElementBase:
-    warnings.warn(
-        "ffcx.element_interface.QuadratureElement is deprecated and will be removed after December 2023. "
-        "Use basix.ufl.quadrature_element instead.", DeprecationWarning)
-    return basix.ufl.quadrature_element(
-        cell=cellname, value_shape=value_shape, scheme=scheme, degree=degree, points=points, weights=weights,
-        pullback=pullback)
-
-
-# TODO: remove this deprecated function
-def RealElement(element: ufl.finiteelement.AbstractFiniteElement) -> basix.ufl._ElementBase:
-    warnings.warn(
-        "ffcx.element_interface.RealElement is deprecated and will be removed after December 2023. "
-        "Use basix.ufl.real_element instead.", DeprecationWarning)
-    return basix.ufl.real_element(cell=element.cell().cellname(), value_shape=element.value_shape())

ffcx/ir/elementtables.py

@@ -13,7 +13,7 @@
 
 import ufl
 import basix.ufl
-from ffcx.element_interface import QuadratureElement, basix_index
+from ffcx.element_interface import basix_index
 from ffcx.ir.representationutils import (create_quadrature_points_and_weights,
                                          integral_type_to_entity_dim,
                                          map_integral_points)
@@ -105,7 +105,7 @@ def get_ffcx_table_values(points, cell, integral_type, element, avg, entitytype,
         elif avg == "facet":
             integral_type = "exterior_facet"
 
-        if isinstance(element, QuadratureElement):
+        if isinstance(element, basix.ufl.QuadratureElement):
             points = element._points
             weights = element._weights
         else: