Not sure of getting the error either the cefpython or wxpython. Below are the different versions used and Error log.
Version using:-
CEF Python 57.0
Python 2.7.12 64bit
wxPython 4.0.0a1 gtk2 (phoenix)
Error:-
[0405/131530.427048:ERROR:interface_registry.cc(203)] Failed to locate a binder for interface: blink::mojom::SensitiveInputVisibilityService requested by: content_renderer exposed by: content_browser via InterfaceProviderSpec "navigation:frame".
Segmentation fault (core dumped)
Please let me know the solution for the error.