def __new__(cls, *args, **kwargs): shape, flat_list = cls._handle_ndarray_creation_inputs(*args, **kwargs) shape = Tuple(*map(_sympify, shape)) loop_size = functools.reduce(lambda x, y: x * y, shape) if shape else 0 # Sparse array: if isinstance(flat_list, (dict, Dict)): sparse_array = Dict(flat_list) else: sparse_array = {} for i, el in enumerate(flatten(flat_list)): if el != 0: sparse_array[i] = _sympify(el) sparse_array = Dict(sparse_array) self = Expr.__new__(cls, sparse_array, shape, **kwargs) self._shape = shape self._rank = len(shape) self._loop_size = loop_size self._sparse_array = sparse_array return self
def __new__(cls, x): return Expr.__new__(cls, x)