generate barcode image for code128 barcode, i.e. without input data in text.

bt5/erp5_base/ExtensionTemplateItem/BarcodeUtils.py

@@ -18,6 +18,7 @@ def generateBarcodeImage(self, barcode_type, data):
   elif barcode_type == 'code128':
     from hubarcode.code128 import Code128Encoder 
     encoder = Code128Encoder(data)
+    encoder.text = '' # get barcode image only
     output = encoder.get_imagedata()
   elif barcode_type == 'qrcode':
     import qrcode

bt5/erp5_base/bt/revision

-1021
+1022
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