Fix the error string in matched in testing to match what is generated by the backend

Author: parthchadha

Diff for: tripy/docs/post0_developer_guides/how-to-add-new-ops.md

@@ -390,7 +390,7 @@ class TestTheta:
     # which ensures that we emit an error if the `dim` parameter is outside
     # the allowed range.
     def test_invalid_dim(self):
-        with helper.raises(tp.TripyException, match="iota dimension cannot go beyond the output rank or be negative."):
+        with helper.raises(tp.TripyException, match="iota dimension cannot go beyond the output rank"):
             tp.theta([2, 3], dim=3).eval()
 ```
 

Diff for: tripy/tests/backend/mlir/test_compiler.py

@@ -39,7 +39,7 @@ def test_reshape_invalid_volume(self):
 
         with helper.raises(
             tp.TripyException,
-            r"output_shape is incompatible with input type of operation: input has 4 elements, but output_shape has 9",
+            r"number of output elements \(9\) doesn't match expected number of elements \(4\)",
             has_stack_info_for=[tensor, reshaped],
         ):
             reshaped.eval()

Diff for: tripy/tests/frontend/test_shape.py

@@ -344,10 +344,7 @@ def test_unary_elementwise_fails_at_run_time(self, values):
         with raises(
             tp.TripyException,
             match=(
-                "must be ranked tensor of f8E4M3B11FNUZ type or f8E4M3FN type or f8E4M3FNUZ type "
-                "or f8E5M2 type or f8E5M2FNUZ type or 16-bit float or 32-bit float or 64-bit float or bfloat16 "
-                "type or complex type with 32-bit float or 64-bit float elements or 4/8/16/32-bit uniform "
-                "quantized signed integer or 4/8/16/32-bit uniform quantized unsigned integer values"
+                "'stablehlo.exponential' op operand #0 must be ranked tensor of"
             ),
         ):
             v.eval()

Diff for: tripy/tests/frontend/trace/ops/test_reshape.py

@@ -55,7 +55,7 @@ def test_incorrect_dims(self):
 
         with helper.raises(
             tp.TripyException,
-            match="output_shape is incompatible with input type of operation: input has 4 elements, but output_shape has 1",
+            match="number of output elements \(1\) doesn't match expected number of elements \(4\)",
             has_stack_info_for=[a, b],
         ):
             b.eval()