Werkzeug Internal Server Error

traceback.txt

Traceback (most recent call last):
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\app.py", line 1997, in __call__
    return self.wsgi_app(environ, start_response)
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\app.py", line 1985, in wsgi_app
    response = self.handle_exception(e)
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\app.py", line 1540, in handle_exception
    reraise(exc_type, exc_value, tb)
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\_compat.py", line 33, in reraise
    raise value
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\app.py", line 1982, in wsgi_app
    response = self.full_dispatch_request()
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\app.py", line 1614, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\app.py", line 1517, in handle_user_exception
    reraise(exc_type, exc_value, tb)
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\_compat.py", line 33, in reraise
    raise value
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\app.py", line 1612, in full_dispatch_request
    rv = self.dispatch_request()
  File "C:\Users\Powergen\AppData\Local\Programs\Python\Python36-32\lib\site-packages\flask\app.py", line 1598, in dispatch_request
    return self.view_functions[rule.endpoint](**req.view_args)
  File "C:\Users\Powergen\Downloads\antminer-monitor-master\app\views\antminer.py", line 78, in miners
    miner_stats = get_stats(miner.ip)
  File "C:\Users\Powergen\Downloads\antminer-monitor-master\app\views\antminer.py", line 33, in get_stats
    output = cgminer.stats()
  File "C:\Users\Powergen\Downloads\antminer-monitor-master\app\pycgminer\pycgminer.py", line 60, in out
    return self.command(attr, arg)
  File "C:\Users\Powergen\Downloads\antminer-monitor-master\app\pycgminer\pycgminer.py", line 31, in command
    return dict({'STATUS': [{'STATUS': 'error', 'description': unicode(e)}]})
NameError: name 'unicode' is not defined