python framework: improve debugging

also import util module

Signed-off-by: Howard Pritchard <[email protected]>

Author: hppritcha

ompi/mpi/bindings/ompi_bindings/parser.py

@@ -1,4 +1,4 @@
-# Copyright (c) 2024      Triad National Security, LLC. All rights
+# Copyright (c) 2024-2025 Triad National Security, LLC. All rights
 #                         reserved.
 #
 # $COPYRIGHT$
@@ -9,6 +9,7 @@
 
 import os
 import sys
+from ompi_bindings import util
 
 """Source parsing code."""
 
@@ -75,7 +76,7 @@ def signature(self, fn_name, enable_count=False, **kwargs):
         return f'{return_type_text} {fn_name}({params})'
 
 
-def validate_body(body):
+def validate_body(fname, body):
     """Validate the body of a template."""
     # Just do a simple bracket balance test to determine the bounds of the
     # function body. All lines after the function body should be blank. There
@@ -86,15 +87,15 @@ def validate_body(body):
     for line in body:
         line = line.strip()
         if bracket_balance == 0 and line_count > 0 and line:
-            raise util.BindingError('Extra code found in template; only one function body is allowed')
+            raise util.BindingError('Extra code found in template %s; only one function body is allowed' % str(fname))
 
         update = line.count('{') - line.count('}')
         bracket_balance += update
         if bracket_balance != 0:
             line_count += 1
 
     if bracket_balance != 0:
-        raise util.BindingError('Mismatched brackets found in template')
+        raise util.BindingError('Mismatched brackets found in template ' + str(fname))
 
 
 class SourceTemplate:
@@ -141,7 +142,7 @@ def load(fname, prefix=None, type_constructor=None):
             params = [Parameter(param, type_constructor=type_constructor) for param in params]
             prototype = Prototype(name, return_type, params)
             # Ensure the body contains only one function
-            validate_body(body)
+            validate_body(fname, body)
             return SourceTemplate(prototype, header, body)
 
     def print_header(self, out):