jan: thuban/Extensions/svgexport __init__.py,1.2,1.3

[cvs@intevation.de]

Author: jan

Update of /thubanrepository/thuban/Extensions/svgexport
In directory doto:/tmp/cvs-serv27631

Modified Files:
	__init__.py 
Log Message:
Fix to have the extensions' test module also be executed from the
global test routine.
This is done by looking for the absense of the DISPLAY variable.


Index: __init__.py
===================================================================
RCS file: /thubanrepository/thuban/Extensions/svgexport/__init__.py,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -d -r1.2 -r1.3
--- __init__.py	20 Nov 2004 12:52:50 -0000	1.2
+++ __init__.py	24 Nov 2004 22:35:57 -0000	1.3
@@ -6,8 +6,17 @@
 # This program is free software under the GPL (>=v2)
 # Read the file COPYING coming with the software for details.
 
-# import the actual module
-import svgsaver
+# import the actual modules
+from os import environ
+try:
+    dummy = environ["DISPLAY"]
+    import svgsaver
+    import maplegend
+except:
+    pass # we don't have a DISPLAY, so don't import the modules
+         # (we probably are in test-mode)
+         # Not sure whether this is the best method to avoid problems
+         # in the global test routine.
 
 # perform the registration of the extension
 from Thuban import _