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# Hello world example. Doesn't depend on any third party GUI framework.

# Tested with CEF Python v53+.

from cefpython3 import cefpython as cef

import sys

def main():

print("[hello_world.py] CEF Python {ver}".format(ver=cef.__version__))

print("[hello_world.py] Python {ver}".format(ver=sys.version[:6]))

assert cef.__version__ >= "53.1", "CEF Python v53.1+ required to run this"

sys.excepthook = cef.ExceptHook # To shutdown all CEF processes on error

cef.Initialize()

browser = cef.CreateBrowserSync(url="https://www.google.com/")

browser.SetClientHandler(ClientHandler())

cef.MessageLoop()

cef.Shutdown()

class ClientHandler(object):

def OnBeforeClose(self, browser):

"""Called just before a browser is destroyed."""

if not browser.IsPopup():

# Exit app when main window is closed.

cef.QuitMessageLoop()

if __name__ == '__main__':

main()