(&mut self, slice: &PySlice, dim: usize, vm: &VirtualMachine)
| 264 | } |
| 265 | |
| 266 | fn init_slice(&mut self, slice: &PySlice, dim: usize, vm: &VirtualMachine) -> PyResult<()> { |
| 267 | let (shape, stride, _) = self.desc.dim_desc[dim]; |
| 268 | let slice = slice.to_saturated(vm)?; |
| 269 | let (range, step, slice_len) = slice.adjust_indices(shape); |
| 270 | |
| 271 | let mut is_adjusted_suboffset = false; |
| 272 | for (_, _, suboffset) in self.desc.dim_desc.iter_mut().rev() { |
| 273 | if *suboffset != 0 { |
| 274 | *suboffset += stride * range.start as isize; |
| 275 | is_adjusted_suboffset = true; |
| 276 | break; |
| 277 | } |
| 278 | } |
| 279 | if !is_adjusted_suboffset { |
| 280 | // no suboffset set, stride must be positive |
| 281 | self.start += stride as usize |
| 282 | * if step.is_negative() { |
| 283 | range.end - 1 |
| 284 | } else { |
| 285 | range.start |
| 286 | }; |
| 287 | } |
| 288 | self.desc.dim_desc[dim].0 = slice_len; |
| 289 | self.desc.dim_desc[dim].1 *= step; |
| 290 | |
| 291 | Ok(()) |
| 292 | } |
| 293 | |
| 294 | fn _to_list( |
| 295 | &self, |
no test coverage detected