[Mlir-commits] [mlir] [MLIR][Python] Add docstring for generated python op classes (PR #158198)

[Maksim Levental]

================
@@ -1034,9 +1037,31 @@ static void emitValueBuilder(const Operator &op,
   }
 }
 
+/// Retrieve the description of the given op and generate a docstring for it.
+static std::string makeDocStringForOp(const Operator &op) {
+  if (!op.hasDescription())
+    return "";
+
+  auto desc = op.getDescription().rtrim(" \t").str();
+  // Replace all """ with \"\"\" to avoid early termination of the literal.
+  desc = std::regex_replace(desc, std::regex(R"(""")"), R"(\"\"\")");
+
+  std::string docString = "\n";
+  llvm::raw_string_ostream os(docString);
+  raw_indented_ostream identedOs(os);
+  os << R"(  """)" << "\n";
----------------
makslevental wrote:

```suggestion
  os << R"(  r""")" << "\n";
```

https://github.com/llvm/llvm-project/pull/158198