Sporadic Build Failure on Win32

[mindw]

The following error shows up when building mayai2 on windows.

running build
----------------------------------------------------------------------
Building TVTK classes... SyntaxError: ('invalid syntax', ('tvtk_classes\\ls_dyna_reader.py', 100, 11, '        Get/Set the directory containing the LS-Dyna database and determine\n'))

error: tvtk_classes\ls_dyna_reader.pyc: The system cannot find the file specified

I've tracked down the issue to an uninitialized variable, and the following fixes this:

[mindw]

The patch in readable form!

diff --git a/tvtk/wrapper_gen.py b/tvtk/wrapper_gen.py
index 29bd1df..b13c607 100644
--- a/tvtk/wrapper_gen.py
+++ b/tvtk/wrapper_gen.py
@@ -520,7 +520,9 @@ class WrapperGenerator:
                 elif typ in types.StringTypes:
                     if '\n' in default or '\r' in default:
                         default = clean_special_chars(default)
-
+                    if name == 'database_directory':
+                        default = ''
+                    
                     if default == '\x00':
                         default = ''
                         t_def = 'traits.String("%(default)s", '%locals() 

[stefanoborini]

Closing. This is apparently fixed in a similar way. The default variable is now guaranteed to be defined.