Delete ancient class BroadCastedPolyMatrix

2 files changed, 4 insertions, 19 deletions

diff --git a/polymatrix/expression/mixins/elemmultexprmixin.py b/polymatrix/expression/mixins/elemmultexprmixin.py
index ce5e97c..0d89361 100644
--- a/polymatrix/expression/mixins/elemmultexprmixin.py
+++ b/polymatrix/expression/mixins/elemmultexprmixin.py
@@ -3,7 +3,7 @@ import itertools
 import typing
 import dataclassabc
 
-from polymatrix.polymatrix.init import init_poly_matrix
+from polymatrix.polymatrix.init import init_poly_matrix, init_broadcast_poly_matrix
 from polymatrix.expression.mixins.expressionbasemixin import ExpressionBaseMixin
 from polymatrix.polymatrix.mixins import PolyMatrixMixin
 from polymatrix.polymatrix.abc import PolyMatrix
@@ -31,21 +31,7 @@ class ElemMultExprMixin(ExpressionBaseMixin):
 
         if right.shape == (1, 1):
             right_poly = right.get_poly(0, 0)
-
-            @dataclassabc.dataclassabc(frozen=True)
-            class BroadCastedPolyMatrix(PolyMatrixMixin):
-                underlying: tuple[tuple[int], float]
-                shape: tuple[int, int]
-
-                def get_poly(
-                    self, row: int, col: int
-                ) -> typing.Optional[dict[tuple[int, ...], float]]:
-                    return self.underlying
-
-            right = BroadCastedPolyMatrix(
-                underlying=right_poly,
-                shape=left.shape,
-            )
+            right = init_broadcast_poly_matrix(data=right_poly, shape=right.shape)
 
         poly_matrix_data = {}
 
diff --git a/polymatrix/polymatrix/init.py b/polymatrix/polymatrix/init.py
index 704ebe5..6d9adaf 100644
--- a/polymatrix/polymatrix/init.py
+++ b/polymatrix/polymatrix/init.py
@@ -1,3 +1,4 @@
+from polymatrix.polymatrix.mixins import BroadcastPolyMatrixMixin
 from polymatrix.polymatrix.impl import BroadcastPolyMatrixImpl, PolyMatrixImpl
 from polymatrix.polymatrix.typing import PolyMatrixDict, PolyDict
 
@@ -13,12 +14,10 @@ def init_poly_matrix(
     )
 
 
-# NP: cosider renaming to scalar cf. comment on broadcast_poly_matrix and BroadcastPolymatrix
-# FIXME: use polymatrix.typing
 def init_broadcast_poly_matrix(
     data: PolyDict,
     shape: tuple[int, int],
-):
+) -> BroadcastPolyMatrixMixin:
     return BroadcastPolyMatrixImpl(
         data=data,
         shape=shape,