[Mlir-commits] [mlir] [MLIR] [python] A few improvements to the Python bindings (PR #131686)

[Mehdi Amini]

================
@@ -450,6 +458,9 @@ class PyBlockList {
 
   PyBlock dunderGetItem(intptr_t index) {
     operation->checkValid();
+    if (index < 0) {
+      index += dunderLen();
+    }
----------------
joker-eph wrote:

```suggestion
    if (index < 0)
      index += dunderLen();
```

Nit: spurious braces

https://github.com/llvm/llvm-project/pull/131686