Fix modules in shell functions

src/weaver/function.py

@@ -194,8 +194,9 @@ class ShellFunction(ScriptFunction):
             shell_path = shell
             shell = os.path.basename(shell)
         source = '#!%s\n' % shell_path + \
-                 ("\n".join(("module load " +  module) for module in modules) if len(modules) > 0 else "") + "\n" + source + \
-                 ("\n".join(("module unload " + module) for module in modules) if len(modules) > 0 else "")
+                 ("\n".join(("module load " +  module) for module in modules) if len(modules) > 0 else "") + "\n" + \
+                 source + \
+                 "\n" + ("\n".join(("module unload " + module) for module in modules) + if len(modules) > 0 else "")
         ScriptFunction.__init__(self, source, executable, cmd_format)