Adding backend specific template and output defaults.

[kiibohd-kll.git] / kll_lib / backends.py

diff --git a/kll_lib/backends.py b/kll_lib/backends.py
index 09d430da69769b9383aa1389483ab03d0dff210f..69c57b51c66304d70c5609431e1260634212bd48 100644 (file)
--- a/kll_lib/backends.py
+++ b/kll_lib/backends.py
@@ -36,15 +36,22 @@ WARNING = '\033[5;1;33mWARNING\033[0m:'
 ### Classes ###
 
 class BackendBase:
+       # Default templates and output files
+       templatePaths = []
+       outputPaths = []
+
        # Initializes backend
        # Looks for template file and builds list of fill tags
-       def __init__( self, templatePaths=[] ):
-               self.templatePaths = templatePaths
+       def __init__( self, templatePaths ):
+               # Use defaults if no template is specified
+               if templatePaths is not None:
+                       self.templatePaths = templatePaths
+
                self.fill_dict = dict()
 
                # Process each template and add to tagList
                self.tagList = []
-               for templatePath in templatePaths:
+               for templatePath in self.templatePaths:
                        # Does template exist?
                        if not os.path.isfile( templatePath ):
                                print ( "{0} '{1}' does not exist...".format( ERROR, templatePath ) )
@@ -73,6 +80,10 @@ class BackendBase:
 
        # Generates the output keymap with fill tags filled
        def generate( self, outputPaths ):
+               # Use default if not specified
+               if outputPaths is None:
+                       outputPaths = self.outputPaths
+
                for templatePath, outputPath in zip( self.templatePaths, outputPaths ):
                        # Process each line of the template, outputting to the target path
                        with open( outputPath, 'w' ) as outputFile: