refer: https://github.com/hudora/huBarcode

1. step1: download hubarcode from https://github.com/hudora/huBarcode
2. step2: install python processing image:

   pip uninstall PIL
   pip install pillow

3. step2: build and install hubarcode:

   python setup.py build
   python setup.py install

Create Firt example barcode.py and run it:

1. Step1: Create barcode.py

   import sys
   from hubarcode.code128 import Code128Encoder
   if __name__ == '__main__':
       print 'barcode generator'
       encoder = Code128Encoder(sys.argv[1])
       encoder.save("test.png")

2. Step2: Run it:

   python barcode.py 123

   Not run:

   barcode.py 123

   Because it generate error:

   ImportError: No module named Image