diff --git a/include/triton/ir/Traits.h b/include/triton/ir/Traits.h
index a470e2bb3..19864b12b 100644
--- a/include/triton/ir/Traits.h
+++ b/include/triton/ir/Traits.h
@@ -17,13 +17,14 @@ class TensorSizeTrait : public TraitBase<ConcreteType, TensorSizeTrait> {
 public:
   // TODO: move impl to .cc files
   static LogicalResult verifyTrait(Operation *op) {
+    int constexpr maxElement = 1048576;
     for (auto opType : op->getOperandTypes()) {
       if (auto tensorType = opType.dyn_cast<RankedTensorType>()) {
         int64_t numElements = 1;
         for (int64_t s : tensorType.getShape())
           numElements *= s;
-        if (numElements > 1048576)
-          return op->emitError("Maximum allowed number of elements is 1048576, but ")
+        if (numElements > maxElement)
+          return op->emitError("Maximum allowed number of elements is ") << maxElement << ", but "
                  << *op << " has more than that";
         if ((numElements & (numElements - 1)) != 0)
           return op->emitError("Number of elements must be power-of-two, but ")
@@ -36,8 +37,8 @@ public:
         int64_t numElements = 1;
         for (int64_t s : tensorType.getShape())
           numElements *= s;
-        if (numElements > 1048576)
-          return op->emitError("Maximum allowed number of elements is 1048576, but ")
+        if (numElements > maxElement)
+          return op->emitError("Maximum allowed number of elements is ") << maxElement << ", but "
                  << *op << " has more than that";
         if ((numElements & (numElements - 1)) != 0)
           return op->emitError("Number of elements must be power-of-two, but ")
diff --git a/include/triton/ir/TritonOps.td b/include/triton/ir/TritonOps.td
index 4d6319944..620556287 100644
--- a/include/triton/ir/TritonOps.td
+++ b/include/triton/ir/TritonOps.td
@@ -195,6 +195,10 @@ def TT_GetNumProgramsOp : TT_Op<"get_num_programs"> {
 def TT_DotOp : TT_Op<"dot", [NoSideEffect, SameOperandsAndResultShape]> {
     let summary = "dot";
 
+    let description = [{
+        $d = matrix_multiply($a, $b) + $c
+    }];
+
     let arguments = (ins TT_FpIntTensor:$a, TT_FpIntTensor:$b, TT_FpIntTensor:$c);
 
     let results = (outs TT_FpIntTensor:$d);
@@ -279,6 +283,12 @@ def TT_AtomicCASOp : TT_Op<"atomic_cas"> {
 def TT_MakeRangeOp : TT_Op<"make_range", [NoSideEffect]> {
     let summary = "make range";
 
+    let description = [{
+        Returns an 1D int32 tensor.
+
+        Values span from $start to $end (exclusive), with step = 1
+    }];
+
     let arguments = (ins I32Attr:$start, I32Attr:$end);
 
     let results = (outs TT_IntegerTensor:$result);
diff --git a/python/src/triton.cc b/python/src/triton.cc
index 6cc60c761..6e25f898a 100644
--- a/python/src/triton.cc
+++ b/python/src/triton.cc
@@ -690,18 +690,6 @@ void init_triton_ir(py::module &&m) {
       })
       ;
 
-  // py::class_<mlir::ModuleOp>(m, "module")
-  //     .def(py::init<std::string, ir::builder &>())
-  //     .def("set_instr_metadata", [](ir::module *self, const std::string &name, ir::value *value) {
-  //       const auto metadatas = self->get_metadatas();
-  //       auto it = metadatas.find(name);
-  //       if (it != metadatas.end())
-  //         if (auto *instr = dynamic_cast<ir::instruction*>(value)) {
-  //           instr->set_metadata(it->second.first, it->second.second);
-  //         }
-  //     })
-  //     .def("get_or_insert_function", &ir::module::get_or_insert_function, ret::reference);
-
   // using eattr = ir::attribute_kind_t;
   // py::enum_<eattr>(m, "attribute_kind")
   //     .value("readonly", eattr::readonly)
@@ -715,19 +703,6 @@ void init_triton_ir(py::module &&m) {
   // py::class_<mlir::Attribute>(m, "attribute");
   //     // .def(py::init<eattr, int>());
 
-  py::class_<mlir::FuncOp>(m, "function")
-      // .def_property_readonly("args", &ir::function::args)
-      // .def_property_readonly("attrs", &ir::function::attrs)
-      // .def("add_attr", &ir::function::add_attr);
-      .def("args", [](mlir::FuncOp &self, unsigned idx) -> mlir::BlockArgument {
-        return self.getArgument(idx);
-      })
-      .def("add_entry_block", [](mlir::FuncOp &self) -> mlir::Block* {
-        return self.addEntryBlock();
-      }, ret::reference)
-      .def("dump", [](mlir::FuncOp &self) { self.dump(); })
-      ;
-
   // Ops
   py::class_<mlir::OpState>(m, "OpState")
       .def("get_result", [](mlir::OpState &self, unsigned idx) -> mlir::Value {
@@ -771,6 +746,17 @@ void init_triton_ir(py::module &&m) {
     })
     ;
 
+  py::class_<mlir::FuncOp, mlir::OpState>(m, "function")
+    // .def_property_readonly("attrs", &ir::function::attrs)
+    // .def("add_attr", &ir::function::add_attr);
+    .def("args", [](mlir::FuncOp &self, unsigned idx) -> mlir::BlockArgument {
+      return self.getArgument(idx);
+    })
+    .def("add_entry_block", [](mlir::FuncOp &self) -> mlir::Block* {
+      return self.addEntryBlock();
+    }, ret::reference)
+    ;
+
   py::class_<mlir::OpBuilder::InsertPoint>(m, "InsertPoint");
 
   py::class_<mlir::OpBuilder>(m, "builder", py::dynamic_attr())