diff --git a/ebook_converter/polyglot/builtins.py b/ebook_converter/polyglot/builtins.py
index 912bcb5..66d3204 100644
--- a/ebook_converter/polyglot/builtins.py
+++ b/ebook_converter/polyglot/builtins.py
@@ -13,24 +13,5 @@ def as_bytes(x, encoding='utf-8'):
     return str(x).encode(encoding)
 
 
-def error_message(exc):
-    args = getattr(exc, 'args', None)
-    if args and isinstance(args[0], str):
-        return args[0]
-    return str(exc)
-
-
-def exec_path(path, ctx=None):
-    ctx = ctx or {}
-    with open(path, 'rb') as f:
-        code = f.read()
-    code = compile(code, f.name, 'exec')
-    exec(code, ctx)
-
-
 def cmp(a, b):
     return (a > b) - (a < b)
-
-
-def reload(module):
-    return importlib.reload(module)
diff --git a/ebook_converter/utils/formatter.py b/ebook_converter/utils/formatter.py
index 1307399..0b1cec1 100644
--- a/ebook_converter/utils/formatter.py
+++ b/ebook_converter/utils/formatter.py
@@ -380,7 +380,7 @@ class TemplateFormatter(string.Formatter):
                 traceback.print_exc()
                 if column_name:
                     prints('Error evaluating column named:', column_name)
-            ans = error_value + ' ' + error_message(e)
+            ans = error_value + ' ' + str(e)
         return ans