bi dZddlmZmZddlZddlmcmZ ddl mcm Z ddl mZddlmZddlmZdedeed ffd ZGd d eZy) a, Copyright 2013 Steven Diamond Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. )ListTupleN)AffAtom) Constraint) Expressionexprshape.ctj|}|j|k7r'|js t dt ||S|S)a  Promote a scalar expression to a vector/matrix. Parameters ---------- expr : Expression The expression to promote. shape : tuple The shape to promote to. Raises ------ ValueError If ``expr`` is not a scalar. z0Only 0-d arrays (i.e., scalars) may be promoted.)r cast_to_constr is_scalar ValueErrorPromote)rr s U/home/cdr/jupyterlab/.venv/lib/python3.12/site-packages/cvxpy/atoms/affine/promote.pypromotersH  # #D )D zzU~~OP PtU## ceZdZdZdeedfddffd ZejdZ de fdZ de fd Z de fd Z deedffd Zd Z ddeedfdeej"eeffd ZxZS)rzPromote a scalar expression to a vector/matrix. Attributes ---------- expr : Expression The expression to promote. shape : tuple The shape to promote to. r .returnNc:||_tt||yN)promoted_shapesuperr__init__)selfrr __class__s rrzPromote.__init__?s# gt%d+rcLtj|j|dzS)zPromotes the value. r)nponesr)rvaluess rnumericzPromote.numericCs"wwt**+fQi77rcb|jdk(xr|jd|jdk(S)z%Is the expression symmetric? r)ndimr rs r is_symmetriczPromote.is_symmetricIs,yyA~@$**Q-4::a="@@rcy)zIs the atom log-log convex?Tr$s ris_atom_log_log_convexzPromote.is_atom_log_log_convexNrcy)zIs the atom log-log concave?Tr'r$s ris_atom_log_log_concavezPromote.is_atom_log_log_concaveRr)rc|jS)z8Returns the (row, col) shape of the expression. rr$s rshape_from_argszPromote.shape_from_argsVs"""rc|jgS)zLReturns info needed to reconstruct the expression besides the args. r-r$s rget_datazPromote.get_data[s##$$rc8tj|d|gfS)a~Promote scalar to vector/matrix Parameters ---------- arg_objs : list LinExpr for each argument. shape : tuple The shape of the resulting expression. data : Additional data required by the atom. Returns ------- tuple (LinOp for objective, list of constraints) r)lur)rarg_objsr datas rgraph_implementationzPromote.graph_implementation`s& 8A;.33rr)__name__ __module__ __qualname____doc__rintrr numpy_numericrboolr%r(r+r.r0loLinOprrr5 __classcell__)rs@rrr4s,E#s(O,, 88 AdA #sCx# % 6:4$S#X4 rxxj)) *4rr)r9typingrrnumpyrcvxpy.lin_ops.lin_oplin_opslin_opr=cvxpy.lin_ops.lin_utils lin_utilsr2cvxpy.atoms.affine.affine_atomrcvxpy.constraints.constraintrcvxpy.expressions.expressionrr:rrr'rrrJsN!!$$233*U38_2?4g?4r