I have installed
selenium via pip3.7 (no conda here) to be able to
File "/home/pi/.local/lib/python3.7/site-packages/bokeh/io/webdriver.py", line 140, in _create raise RuntimeError("Neither firefox and geckodriver nor a variant of chromium browser and " \ RuntimeError: Neither firefox and geckodriver nor a variant of chromium browser and chromedriver are available on system PATH. You can install the former with 'conda install -c conda-forge firefox geckodriver'.
but I do have them
$ which firefox /usr/bin/firefox $ which geckodriver /home/pi/bin/geckodriver
I have also tried different versions in different locations, e.g.
$ which geckodriver /usr/local/bin//geckodriver
somehow Boekh is not seeing it/them. Any tips or hints on how to gain more insight on what is not seen by bokeh (firefox or gecko)?
I am on raspbian, if that matters and this bokeh 2.1.1
On OSX this went all fine and export_png works very well.