core: [NFC] Split irdl.py

docs/irdl.ipynb

@@ -436,8 +436,7 @@
     }
    ],
    "source": [
-    "from xdsl.irdl import VarConstraint\n",
-    "from xdsl.irdl.irdl import ConstraintContext\n",
+    "from xdsl.irdl import VarConstraint, ConstraintContext\n",
     "\n",
     "var_constraint = VarConstraint(\"T\", BaseAttr(IntegerType))\n",
     "constraint_context = ConstraintContext()\n",

pyproject.toml

@@ -110,7 +110,10 @@ target-version = "py310"
 "xdsl.parser.attribute_parser".msg = "Use xdsl.parser instead."
 "xdsl.parser.affine_parser".msg = "Use xdsl.parser instead."
 "xdsl.ir.core".msg = "Use xdsl.ir instead."
-"xdsl.irdl.irdl".msg = "Use xdsl.irdl instead"
+"xdsl.irdl.common".msg = "Use xdsl.irdl instead"
+"xdsl.irdl.constraints".msg = "Use xdsl.irdl instead"
+"xdsl.irdl.attributes".msg = "Use xdsl.irdl instead"
+"xdsl.irdl.operations".msg = "Use xdsl.irdl instead"
 "xdsl.ir.affine.affine_expr".msg = "Use xdsl.ir.affine instead"
 "xdsl.ir.affine.affine_map".msg = "Use xdsl.ir.affine instead"
 "xdsl.ir.affine.affine_set".msg = "Use xdsl.ir.affine instead"

xdsl/irdl/__init__.py

@@ -1,3 +1,6 @@
 # TID 251 enforces to not import from nested irdl
 # We need to skip it here to allow importing from here instead.
-from .irdl import *  # noqa: TID251
+from .attributes import *  # noqa: TID251
+from .constraints import *  # noqa: TID251
+from .error import *  # noqa: TID251
+from .operations import *  # noqa: TID251