File "site-packages\electrum-3.2.2-py3.5.egg\electrum_gui\qt\main_window.py", line 645, in timer_actions
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum_gui\qt\main_window.py", line 1303, in do_update_fee
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum_gui\qt\main_window.py", line 1451, in get_send_fee_estimator
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum_gui\qt\amountedit.py", line 124, in get_amount
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum\util.py", line 496, in quantize_feerate