[Mlir-commits] [mlir] [mlir][python] automatic location inference (PR #151246)

[Maksim Levental]

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@@ -0,0 +1,101 @@
+# RUN: %PYTHON %s | FileCheck %s
+# REQUIRES: python-ge-311
+import gc
+from contextlib import contextmanager
+
+from mlir.ir import *
+from mlir.dialects._ods_common import _cext
+from mlir.dialects import arith, _arith_ops_gen
+
+
+def run(f):
+    print("\nTEST:", f.__name__)
+    f()
+    gc.collect()
+    assert Context._get_live_count() == 0
+
+
+ at contextmanager
+def with_infer_location():
+    _cext.globals.set_loc_tracebacks_enabled(True)
+    yield
+    _cext.globals.set_loc_tracebacks_enabled(False)
+
+
+# CHECK-LABEL: TEST: testInferLocations
+ at run
+def testInferLocations():
+    with Context() as ctx, with_infer_location():
+        ctx.allow_unregistered_dialects = True
+
+        op = Operation.create("custom.op1")
+        one = arith.constant(IndexType.get(), 1)
+        _cext.globals.register_traceback_file_exclusion(arith.__file__)
+        two = arith.constant(IndexType.get(), 2)
+
+        # fmt: off
+        # CHECK: loc(callsite("testInferLocations"("{{.*}}[[SEP:[/\\]]]test[[SEP]]python[[SEP]]ir[[SEP]]auto_location.py":31:13 to :43) at callsite("run"("{{.*}}[[SEP]]test[[SEP]]python[[SEP]]ir[[SEP]]auto_location.py":13:4 to :7) at "<module>"("{{.*}}[[SEP]]test[[SEP]]python[[SEP]]ir[[SEP]]auto_location.py":26:1 to :4))))
----------------
makslevental wrote:

That pattern should work and we do have windows tests here but actually I think they're not running because the CI (here, on Windows) doesn't have the minimum version of Python. I didn't have a Windows box handy when I put this together so it's true I wasn't able to test this thoroughly.

https://github.com/llvm/llvm-project/pull/151246